PCBTok is Your Leading Kingboard PCB Supplier in China

Being in the PCB industry for so long, we are already fully equipped with knowledge and materials to suffice your Kingboard PCB specifications. You can guarantee a top-notch item, with superb experience with us. We do not settle for less, we strive for the best.

  • We have more than a decade of experience in the industry.
  • We offer flexible payment.
  • Minimum purchase isn’t required.
  • A return warranty is provided for your Prototype PCB within 24-hour timeframe.
  • A sample of an item is provided before purchasing in bulk.
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Kingboard PCB by PCBTok is Proven to be Trustworthy

Kingboard PCB by PCBTok has passed series of inspections required to attain its highest quality possible. We at PCBTok made sure that it undergoes a strict process to provide you not only the best Kingboard PCB, but a worthy and long-lasting one.

We do not want to provide you a mediocre Kingboard PCB because we believe that you deserve something that is worth of your time and penny.

Shoot us a message immediately!

Retaining our reputation and competence will never be easy if we’re providing unsatisfactory products, however, because of our care with your items, we’re still on top!

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Kingboard PCB By Features

KB-6164 Kingboard PCB

A KB-6164 PCB is known to have an excellent thermal resistivity and it possesses an Anti-CAF performance.  It can withstand a TG value of 140°C according to DSC. It is commonly utilized in computer and communication equipments.

KB-6165 Kingboard PCB

A KB-6165 PCB is ideal for lead-free assembly, and it has also quite good thermal resistivity. It can withstand a TG value of 150°C that is according to the DSC. Furthermore, it features an Anti-CAF performance too just like KB-6164.

KB-6160 Kingboard PCB

A KB-6160 PCB is suitable for military equipment and guidance systems. It has notable dimensional stability, electrical strength, and outstanding mechanical properties, and it is known to be compatible both in AOI and UV blocking.

KB-6167 Kingboard PCB

A KB-6167 PCB is constructed and made to withstand a TG value of 170°C compared to the others, and it has a low z-axis expansion. Furthermore, it has a flammability rate of UL94 V-0 which is known to be within the typical number.

KB-5150H Kingboard PCB

A KB-5150H PCB is recognized to have outstanding resistance to humidity. Furthermore, it is known to have superlative punching quality; with a 45°C to 70°C as its punching heat value. White and Yellow are some of its base colors.

KB-616XF Kingboard PCB

A KB-616XF PCB is renowned to be perfectly suited for applications that require excellent heat resistance such as automotive and high-end computers. KB-616XF is an affordable alternative to processes that requires free of lead.

Kingboard PCB By Base Materials (5)

  • FR-4 Kingboard PCB

    An FR-4 Kingboard PCB laminate is known to be perfectly suitable for a wide variety of applications, it is a versatile type of material. It has exceptional resistance to heat and commendable mechanical resistance.

  • CEM-1 Kingboard PCB

    The CEM-1 Kingboard PCB has an innermost layer that is comprised of paper or epoxy, with an outside surface of epoxy too or sometimes glass. It has several advantages compared to other base materials that are also cost-friendly.

  • CEM-3 Kingboard PCB

    A CEM-3 Kingboard PCB is of the same family as the CEM-1. However, the only difference between them is that CEM-3 utilizes a nonwoven core. Also, both their inner and outer surfaces are the same.

  • FR-1 Kingboard PCB

    An FR-1 Kingboard PCB is a type of material that leaves traces in a circuit board, making the components you attached easily soldered. The thickness of this material is estimated to be two-three layered atm cards.

  • FR-2 Kingboard PCB

    An FR-2 Kingboard PCB is kind of similar to FR-1 material. The only difference between them is their TG value; FR-2 it possesses a 130°C as its TG value, and FR-1 has 130°C. Nevertheless, they don’t have that much of a difference.

Kingboard PCB By Surface Finishes (5)

  • Lead-Free HASL Kingboard PCB

    A Lead-Free HASL Kingboard PCB is recognized to be not suitable for constrained spaces. In addition, it doesn’t utilize tin-lead solder compared to the HASL finish.  Thus, making this way more ecologically friendly.

  • HASL Kingboard PCB

    A HASL Kingboard PCB is the most widely recognized kind of surface finish in the PCB industry and the most utilized one for certain applications. This is because of its commendable surface that you can easily solder, and its affordable cost.

  • Immersion Tin Kingboard PCB

    An Immersion Tin Kingboard PCB is the perfect alternative if you’re seeking for a Kingboard PCB that are ideal for small component applications. Furthermore, it is relatively inexpensive to produce in the lead-free surface finish family.

  • Immersion Silver Kingboard PCB

    An Immersion Silver Kingboard PCB performs well with copper. However, it shouldn’t be exposed too much to air to avoid tarnishing. Also, appropriate storage can help to lengthen its solderability for 6 to 12 months.

  • ENIG Kingboard PCB

    An ENIG Kingboard PCB is the most premium surface finish among all. However, it is way more costly than the others. Nevertheless, it has way more durability and a longer life span too, in comparison with others. Also, it is compatible with small component applications.

Pros of Deploying Kingboard PCB

If you’re looking for a certain type of PCB that has several advantages on it, then opt for our Kingboard PCB. Due to its wide array of pros, it increased its overall performance and capability. The following are some of its pros for various operations.

  • Functionality – Even when exposed to extreme temperatures, it still functions its purpose.
  • Thermal Management – It has the capability to retain its performance because of its ability to disperse heat.
  • Compact Design – It can be easily integrated into limited spaces.

These are just some of the benefits a Kingboard PCB can offer, reach us out if you want to know more about its advantages and capabilities!

Pros of Deploying Kingboard PCB
Configuration of Kingboard PCB

Configuration of Kingboard PCB

Just like any other PCB, our very own Kingboard PCB can also be customized according to your needs. You have the freedom to configure your Kingboard PCB to your liking and purposes since it is designed to be configured to a great extent.

If you’re seeking a PCB that you can add more features to it, you can definitely do so. Just send us your design or instruct us what your desired Kingboard PCB is, and where you want to utilize it.

If we can confirm that your requirements are feasible, we will put that into action immediately.

Kingboard PCB Certifications

To assure Kingboard PCB’s top-notch quality, it should be able to satisfy various certifications to achieve its top performance. Thus, it is important to verify the certifications a Kingboard PCB possesses.

UL, VDE, REACH, MSDS, JET, RoHS, CQC, and IATF are the acquired certifications that our Kingboard PCB has.

In manufacturing a Kingboard PCB, these are the established certifications needed to acquire. Fortunately, PCBTok has all of these certifications for our Kingboard circuit board. Hence, you can guarantee a quality Kingboard board with us.

Kingboard PCB Certifications

Choose the PCBTok’s Quality and Exceptional Kingboard PCB

Choose the PCBTok’s Quality and Exceptional Kingboard PCB
Choose the PCBTok’s Quality and Exceptional Kingboard PCB

Choosing the right manufacturer for your Kingboard PCB should be one of the first things you must consider before you purchase one. We at PCBTok are known to produce excellent quality Kingboard PCB.

PCBTok will be able to satisfy your Kingboard PCB specifications since we have the necessary facilities and adequate experience in manufacturing one.

Failing to pick the right manufacturer will not bring any good to your Kingboard PCB. PCBTok has all the accreditations required to supply a quality Kingboard PCB. With us, you can avail our exceptional service and products at a very affordable cost.

If this caught you, contact us now!

Kingboard PCB Fabrication

Kingboard PCB Different Lamination Processes

Kingboard PCB laminates are versatile, so they can offer a variety of lamination processes according to your needs.

Multilayer, Double-Sided, Sequential, and Teflon Laminations are some of the processes you can deploy for your Kingboard PCB.

Each of the mentioned processes has its own purposes when deployed, so it is a must to seek for a professional to address the appropriate type of lamination.

With PCBTok’s experts on standby, we can assist you with the necessary lamination that is perfectly suited for the intended operation of your Kingboard PCB.

If this interests and excites you, reach us immediately!

Kingboard PCB Quality Evaluation

In order to achieve and check the capability of the Kingboard PCB, it should undergo thorough testing and inspection.

Flying Probe, Automated X-Ray Inspection, and Automated Optical Tests are some of the inspections that we perform for a Kingboard PCB.

The following mentioned tests are conducted to check and evaluate whether the Kingboard PCB we have is stable and reliable when utilized for a certain application.

PCBTok will not deliver you a Kingboard PCB if it didn’t pass any of the mentioned inspections, and if some other established evaluations needed to perform.

Does this put your worries at ease? Then, send us an inquiry right now!

OEM & ODM Kingboard PCB Applications

Kingboard PCB for Medical Instruments

Due to Kingboard PCB’s capability to withstand heat, it can maintain the overall device at a normal temperature even with long usage, thus perfectly suited for medical devices.

Kingboard PCB for Transformer Applications

Kingboard PCBs are known to function efficiently even when exposed to extreme temperatures, it is ideal for applications that deals with lots of voltages and currents.

Kingboard PCB for LED Applications

Some LED Applications can be deployed in strip lights; hence it requires a PCB that can fit constrained spaces, and Kingboard PCBs are known to have a compact design.

Kingboard PCB for Navigation Systems

With Kingboard PCBs ability to withstand breakdowns, it is frequently utilized in operations where strong electric fields are present, and some of the Navigation Systems are like this.

Kingboard PCB for Military Applications

Since a Kingboard PCB is recognized to be durable and reliable with high-speed data transmissions, it is commonly deployed for Military devices.

Kingboard PCB
PCBTok - China’s First-Rate Kingboard PCB Manufacturer

We’ve been building our experience and expertise in Kingboard PCB manufacturing for a decade and two already

We are recognized to be reliable in producing premium Kingboard PCB worldwide

Kingboard PCB Production Details As Following Up

NO Item Technical Specification
Standard Advanced
1 Layer Count 1-20 layers 22-40 layer
2 Base Material KB、Shengyi、ShengyiSF305、FR408、FR408HR、IS410、FR406、GETEK、370HR、IT180A、Rogers4350、Rogers400、PTFE Laminates(Rogers series、Taconic series、Arlon series、Nelco series)、Rogers/Taconic/Arlon/Nelco laminate with FR-4 material(including partial Ro4350B hybrid laminating with FR-4)
3 PCB Type Rigid PCB/FPC/Flex-Rigid Backplane、HDI、High multi-layer blind&buried PCB、Embedded Capacitance、Embedded resistance board 、Heavy copper power PCB、Backdrill.
4 Lamination type Blind&buried via type Mechanical blind&burried vias with less than 3 times laminating Mechanical blind&burried vias with less than 2 times laminating
HDI PCB 1+n+1,1+1+n+1+1,2+n+2,3+n+3(n buried vias≤0.3mm),Laser blind via can be filling plating 1+n+1,1+1+n+1+1,2+n+2,3+n+3(n buried vias≤0.3mm),Laser blind via can be filling plating
5 Finished Board Thickness 0.2-3.2mm 3.4-7mm
6 Minimum Core Thickness 0.15mm(6mil) 0.1mm(4mil)
7 Copper Thickness Min. 1/2 OZ, Max. 4 OZ Min. 1/3 OZ, Max. 10 OZ
8 PTH Wall 20um(0.8mil) 25um(1mil)
9 Maximum Board Size 500*600mm(19”*23”) 1100*500mm(43”*19”)
10 Hole Min laser drilling size 4mil 4mil
Max laser drilling size 6mil 6mil
Max aspect ratio for Hole plate 10:1(hole diameter>8mil) 20:1
Max aspect ratio for laser via filling plating 0.9:1(Depth included copper thickness) 1:1(Depth included copper thickness)
Max aspect ratio for mechanical depth-
control drilling board(Blind hole drilling depth/blind hole size)
0.8:1(drilling tool size≥10mil) 1.3:1(drilling tool size≤8mil),1.15:1(drilling tool size≥10mil)
Min. depth of Mechanical depth-control(back drill) 8mil 8mil
Min gap between hole wall and
conductor (None blind and buried via PCB)
7mil(≤8L),9mil(10-14L),10mil(>14L) 5.5mil(≤8L),6.5mil(10-14L),7mil(>14L)
Min gap between hole wall conductor (Blind and buried via PCB) 8mil(1 times laminating),10mil(2 times laminating), 12mil(3 times laminating) 7mil(1 time laminating), 8mil(2 times laminating), 9mil(3 times laminating)
Min gab between hole wall conductor(Laser blind hole buried via PCB) 7mil(1+N+1);8mil(1+1+N+1+1 or 2+N+2) 7mil(1+N+1);8mil(1+1+N+1+1 or 2+N+2)
Min space between laser holes and conductor 6mil 5mil
Min space between hole walls in different net 10mil 10mil
Min space between hole walls in the same net 6mil(thru-hole& laser hole PCB),10mil(Mechanical blind&buried PCB) 6mil(thru-hole& laser hole PCB),10mil(Mechanical blind&buried PCB)
Min space bwteen NPTH hole walls 8mil 8mil
Hole location tolerance ±2mil ±2mil
NPTH tolerance ±2mil ±2mil
Pressfit holes tolerance ±2mil ±2mil
Countersink depth tolerance ±6mil ±6mil
Countersink hole size tolerance ±6mil ±6mil
11 Pad(ring) Min Pad size for laser drillings 10mil(for 4mil laser via),11mil(for 5mil laser via) 10mil(for 4mil laser via),11mil(for 5mil laser via)
Min Pad size for mechanical drillings 16mil(8mil drillings) 16mil(8mil drillings)
Min BGA pad size HASL:10mil, LF HASL:12mil, other surface technics are 10mil(7mil is ok for flash gold) HASL:10mil, LF HASL:12mil, other surface technics are 7mi
Pad size tolerance(BGA) ±1.5mil(pad size≤10mil);±15%(pad size>10mil) ±1.2mil(pad size≤12mil);±10%(pad size≥12mil)
12 Width/Space Internal Layer 1/2OZ:3/3mil 1/2OZ:3/3mil
1OZ: 3/4mil 1OZ: 3/4mil
2OZ: 4/5.5mil 2OZ: 4/5mil
3OZ: 5/8mil 3OZ: 5/8mil
4OZ: 6/11mil 4OZ: 6/11mil
5OZ: 7/14mil 5OZ: 7/13.5mil
6OZ: 8/16mil 6OZ: 8/15mil
7OZ: 9/19mil 7OZ: 9/18mil
8OZ: 10/22mil 8OZ: 10/21mil
9OZ: 11/25mil 9OZ: 11/24mil
10OZ: 12/28mil 10OZ: 12/27mil
External Layer 1/3OZ:3.5/4mil 1/3OZ:3/3mil
1/2OZ:3.9/4.5mil 1/2OZ:3.5/3.5mil
1OZ: 4.8/5mil 1OZ: 4.5/5mil
1.43OZ(positive):4.5/7 1.43OZ(positive):4.5/6
1.43OZ(negative ):5/8 1.43OZ(negative ):5/7
2OZ: 6/8mil 2OZ: 6/7mil
3OZ: 6/12mil 3OZ: 6/10mil
4OZ: 7.5/15mil 4OZ: 7.5/13mil
5OZ: 9/18mil 5OZ: 9/16mil
6OZ: 10/21mil 6OZ: 10/19mil
7OZ: 11/25mil 7OZ: 11/22mil
8OZ: 12/29mil 8OZ: 12/26mil
9OZ: 13/33mil 9OZ: 13/30mil
10OZ: 14/38mil 10OZ: 14/35mil
13 Dimension Tolerance Hole Position 0.08 ( 3 mils)
Conductor Width(W) 20% Deviation of Master
1mil Deviation of Master
Outline Dimension 0.15 mm ( 6 mils) 0.10 mm ( 4 mils)
Conductors & Outline
( C – O )
0.15 mm ( 6 mils) 0.13 mm ( 5 mils)
Warp and Twist 0.75% 0.50%
14 Solder Mask Max drilling tool size for via filled with Soldermask (single side) 35.4mil 35.4mil
Soldermask color Green, Black, Blue, Red, White, Yellow,Purple matte/glossy
Silkscreen color White, Black,Blue,Yellow
Max hole size for via filled with Blue glue aluminium 197mil 197mil
Finish hole size for via filled with resin  4-25.4mil  4-25.4mil
Max aspect ratio for via filled with resin board 8:1 12:1
Min width of soldermask bridge Base copper≤0.5 oz、Immersion Tin: 7.5mil(Black), 5.5mil(Other color) , 8mil( on copper area)
Base copper≤0.5 oz、Finish treatment not Immersion Tin : 5.5 mil(Black,extremity 5mil), 4mil(Other
color,extremity 3.5mil) , 8mil( on copper area
Base coppe 1 oz: 4mil(Green), 5mil(Other color) , 5.5mil(Black,extremity 5mil),8mil( on copper area)
Base copper 1.43 oz: 4mil(Green), 5.5mil(Other color) , 6mil(Black), 8mil( on copper area)
Base copper 2 oz-4 oz: 6mil, 8mil( on copper area)
15 Surface Treatment Lead free Flash gold(electroplated gold)、ENIG、Hard gold、Flash gold、HASL Lead free、OSP、ENEPIG、Soft gold、Immersion silver、Immersion Tin、ENIG+OSP,ENIG+Gold finger,Flash gold(electroplated gold)+Gold finger,Immersion silver+Gold finger,Immersion Tin+Gold finge
Leaded Leaded HASL
Aspect ratio 10:1(HASL Lead free、HASL Lead、ENIG、Immersion Tin、Immersion silver、ENEPIG);8:1(OSP)
Max finished size HASL Lead 22″*39″;HASL Lead free 22″*24″;Flash gold 24″*24″;Hard gold 24″*28″;ENIG 21″*27″;Flash gold(electroplated gold) 21″*48″;Immersion Tin 16″*21″;Immersion silver 16″*18″;OSP 24″*40″;
Min finished size HASL Lead 5″*6″;HASL Lead free 10″*10″;Flash gold 12″*16″;Hard gold 3″*3″;Flash gold(electroplated gold) 8″*10″;Immersion Tin 2″*4″;Immersion silver 2″*4″;OSP 2″*2″;
PCB thickness HASL Lead 0.6-4.0mm;HASL Lead free 0.6-4.0mm;Flash gold 1.0-3.2mm;Hard gold 0.1-5.0mm;ENIG 0.2-7.0mm;Flash gold(electroplated gold) 0.15-5.0mm;Immersion Tin 0.4-5.0mm;Immersion silver 0.4-5.0mm;OSP 0.2-6.0mm
Max high to gold finger 1.5inch
Min space between gold fingers 6mil
Min block space to gold fingers 7.5mil
16 V-Cutting Panel Size 500mm X 622 mm  ( max. ) 500mm X 800 mm ( max. )
Board Thickness 0.50 mm (20mil) min. 0.30 mm (12mil) min.
Remain Thickness 1/3 board thickness 0.40 +/-0.10mm( 16+/-4 mil )
Tolerance ±0.13 mm(5mil) ±0.1 mm(4mil)
Groove Width 0.50 mm (20mil) max. 0.38 mm (15mil) max.
Groove to Groove 20 mm (787mil) min. 10 mm (394mil) min.
Groove to Trace 0.45 mm(18mil) min. 0.38 mm(15mil) min.
17 Slot Slot size tol.L≥2W PTH Slot: L:+/-0.13(5mil) W:+/-0.08(3mil) PTH Slot: L:+/-0.10(4mil) W:+/-0.05(2mil)
NPTH slot(mm) L+/-0.10 (4mil) W:+/-0.05(2mil) NPTH slot(mm) L:+/-0.08 (3mil) W:+/-0.05(2mil)
18 Min Spacing from hole edge to hole edge 0.30-1.60 (Hole Diameter) 0.15mm(6mil) 0.10mm(4mil)
1.61-6.50 (Hole Diameter) 0.15mm(6mil) 0.13mm(5mil)
19 Min spacing between hole edge to circuitry pattern PTH hole: 0.20mm(8mil) PTH hole: 0.13mm(5mil)
NPTH hole: 0.18mm(7mil) NPTH hole: 0.10mm(4mil)
20 Image transfer Registration tol Circuit pattern vs.index hole 0.10(4mil) 0.08(3mil)
Circuit pattern vs.2nd drill hole 0.15(6mil) 0.10(4mil)
21 Registration tolerance of front/back image 0.075mm(3mil) 0.05mm(2mil)
22 Multilayers Layer-layer misregistration 4layers: 0.15mm(6mil)max. 4layers: 0.10mm(4mil) max.
6layers: 0.20mm(8mil)max. 6layers: 0.13mm(5mil) max.
8layers: 0.25mm(10mil)max. 8layers: 0.15mm(6mil) max.
Min. Spacing from Hole Edge to Innerlayer Pattern 0.225mm(9mil) 0.15mm(6mil)
Min.Spacing from Outline to Innerlayer Pattern 0.38mm(15mil) 0.225mm(9mil)
Min. board thickness 4layers:0.30mm(12mil) 4layers:0.20mm(8mil)
6layers:0.60mm(24mil) 6layers:0.50mm(20mil)
8layers:1.0mm(40mil) 8layers:0.75mm(30mil)
Board thickness tolerance 4layers:+/-0.13mm(5mil) 4layers:+/-0.10mm(4mil)
6layers:+/-0.15mm(6mil) 6layers:+/-0.13mm(5mil)
8-12 layers:+/-0.20mm (8mil) 8-12 layers:+/-0.15mm (6mil)
23 Insulation Resistance 10KΩ~20MΩ(typical:5MΩ)
24 Conductivity <50Ω(typical:25Ω)
25 Test voltage 250V
26 Impedance control ±5ohm(<50ohm), ±10%(≥50ohm)

PCBTok offers flexible shipping methods for our customers, you may choose from one of the methods below.

1. DHL

DHL offers international express services in over 220 countries.
DHL partners with PCBTok and offers very competitive rates to customers of PCBTok.
It normally takes 3-7 business days for the package to be delivered around the world.


2. UPS

UPS gets the facts and figures about the world’s largest package delivery company and one of the leading global providers of specialized transportation and logistics services.
It normally takes 3-7 business days to deliver a package to most of the addresses in the world.


3. TNT

TNT has 56,000 employees in 61 countries.
It takes 4-9 business days to deliver the packages to the hands
of our customers.


4. FedEx

FedEx offers delivery solutions for customers around the world.
It takes 4-7 business days to deliver the packages to the hands
of our customers.


5. Air, Sea/Air, and Sea

If your order is of large volume with PCBTok, you can also choose
to ship via air, sea/air combined, and sea when necessary.
Please contact your sales representative for shipping solutions.

Note: if you need others, please contact your sales representative for shipping solutions.

You can use the following payment methods:

Telegraphic Transfer(TT): A telegraphic transfer (TT) is an electronic method of transferring funds utilized primarily for overseas wire transactions. It’s very convenient to transfer.

Bank/Wire transfer: To pay by wire transfer using your bank account, you need to visit your nearest bank branch with the wire transfer information. Your payment will be completed 3-5 business days after you have finished the money transfer.

Paypal: Pay easily, fast and secure with PayPal. many other credit and debit cards via PayPal.

Credit Card: You can pay with a credit card: Visa, Visa Electron, MasterCard, Maestro.

Quick Quote
  • “Constant change and upgrading of Motherboard are needed in my field. And so, I am also looking for a constant manufacturer that can provide me with exceptional circuit boards for my needs. Luckily, I’ve discovered PCBTok. With the great reviews that I found online, I tried to purchase a circuit board for them. Since I am an expert in my field too, I’ve sent them my design and told them what I want to see on my circuit board. They’ve acknowledged my designs and demands without a single hesitation, which made me so happy with their service and treatment of me. From there, I’ve expected so much from their item. After a week, they managed to satisfy my expectations. With their assistance and delivery of products, I have decided that they will be my constants in this industry.”

    Kristen Newman, Computer Hardware Technician from Western Australia
  • “There’s nothing more to say with PCBTok’s PCB products. Everything has already been said on their website and in the reviews they had. I received my circuit board safely, without any errors from it, and they really followed my requirements. Also, I’d like to thank their sales, support, and engineering team for taking very good care of me, and my product. I was extremely satisfied when my product arrived. I am looking forward to purchasing more circuit boards with you in the future PCBTok!”

    Jorge Morgan, Electrical Designer from Missouri, USA
  • “PCBTok has been a great manufacturer for me in the entire Chinese manufacturers. I have this project that was assigned to me, and I do not really have an idea of what is the perfectly suited circuit board that I must utilize for that one, and I tried sending an inquiry to PCBTok if they can help me with my concern. Without any hesitations, not even a day, they responded to me politely and addressed my concern. They asked me for some relevant information about the project, for them to eliminate the best possible and suitable PCB for my project. The questioning didn’t last long, they’ve already concluded what I must employ for that certain operation and bonus, and they’ve told me the steps I needed to take for my project to work. Fast forward, the product came in a very good condition, and I was able to finish my project on time and received praise from my boss. Big thanks to PCBTok! Such a lifesaver!”

    Christopher Lowery, Applications Engineer from Utah, USA

Kingboard PCB – The Completed FAQ Guide

The Kingboard PCB has a special place in today’s electronic world. Its numerous benefits enable users to create the entire functionality of a circuit. Its dielectric constant and temperature control, among other advantages, make it suitable for multiple-layer PCB stackup and miniaturization.

Let’s take a look at some of this circuit board’s most common features to get a better understanding of its capabilities.

What is Kingboard PCB?

It is a high-quality flexible circuit board designed for use in the electronics industry. Kingboard PCB is highly compatible with high-frequency applications and has excellent impedance stability. Its low charge density improves signal transmission and compatibility with high-frequency applications. The low thermal expansion of Kingboard PCBs ensures noise-free signal propagation in the communication industry. In addition, Kingboard PCBs support sequential lamination.

In terms of thermal performance, Kingboard PCBs are suitable for prototype and high-volume PCB applications. Due to its high Tg and low coefficient of thermal expansion, it is suitable for a wide range of electronic applications. The impedance of Kingboard PCBs is also high enough to regulate the current and ensure its reliability. These characteristics make Kingboard PCBs an excellent choice for high-end electronic devices.

Multilayer Kingboard PCB

Multilayer Kingboard PCB

In terms of electrical properties, Kingboard PCBs have high dielectric strength. This property helps it resist breakdown when exposed to strong electric fields. It also helps to prevent accidental charge flow. Thanks to their excellent thermal conductivity, Kingboard PCBs can maintain their shape even at high temperatures. They are also more effective than standard PCBs in high-frequency applications.

Another important consideration for Kingboard PCBs is lamination performance. Lamination with sequential lamination can lead to multiple failure modes, including PCB delamination and resin cracking. In addition, the Kingboard lamination process limits the number of layers and drill sizes. The drilling machine is also limited by the aspect ratio of the Kingboard laminate. In the end, Kingboard PCBs are ideal for any application in the electronics industry.


What Are the Materials of Kingboard PCB?

The materials used to manufacture Kingboard PCBs have many advantages. First, they are corrosion resistant. They also have excellent electrical properties. These properties make them ideal for improving the charge storage capacity of electronic components. At the same time, they reduce the overall robustness of the device. In addition, they are excellent thermal conductors, which help maintain the shape of the printed circuit board even at high temperatures.

In addition to their excellent electrical and mechanical properties, Kingboard PCBs are available in a wide range of colors. These boards are versatile and can be used for prototyping and mass production. They are ideal for high-density and rigid-flex PCB applications due to their excellent thermal and through-hole management capabilities and outstanding surface finish. Kingboard PCBs are also compatible with multi-layer PCB stacking and miniaturization.

KB-5150 has an epoxy resin/paper core and a glass outer layer. It is available in white and yellow colors and has a CTI range from 175 to 600. It is suitable for warm punching in the temperature range of 45 to 70 degrees C. KB-2150GC is a paper/phenolic laminate with high strength and excellent electrical properties. KB-2150GC laminates are of high quality, with good electrical properties and flame retardancy.

KL Laminates is the official distributor of Kingboard’s laminates in Europe, having moved its headquarters from Italy to Slovenia in September 2013. Since then, it has grown to become one of the most important European suppliers of laminates for printed circuit board manufacturers. In addition to competitive prices, the company offers a diverse product line. Customers from all over the world have praised its quality and service.

Which Types of Kingboard Laminates Are Available?

If you are considering purchasing new builder’s panels for your home or office, you will want to know what materials are available. Kingboard laminates can be made from a variety of materials, including paper and glass epoxy. The three types of laminate have different effects, but each has its own advantages and disadvantages. Let’s take a closer look at each type.

Kingboard Laminates is a Hong Kong-based specialty chemicals company that produces high-quality laminates for a variety of industries. Its business is divided into three main divisions: paper, glass epoxy, and upstream materials. Although most of its revenue comes from laminate manufacturing, Kingboard Laminates also distributes kraft paper and chemicals.

Kingboard Laminates

Kingboard Laminates

There are several disadvantages to using the sequential lamination process. Kingboard laminates can usually only be laminated four times. Exceeding this range may lead to failure modes such as resin cracking or printed circuit board delamination. There are also limitations on the number of layers and sizes of drilling equipment required. In addition, the aspect ratio of Kingboard laminates makes it difficult to use drilling machines.

Polyimide Kingboard laminates are an excellent choice for multilayer printed circuit boards. These laminates have high bond strength and can be used in high-temperature environments. Laminate Kingboard laminates are another excellent choice for flexible printed circuit boards. They can also be used for FR4 laminates. These laminates are also suitable for PCBs and surface mount assemblies. They are suitable for various applications such as flexible boards, rigid-flexible boards, and electronic boards.

Product list:

Model Tg(℃) Td(℃) CTE(%) Dk/Df Feature
KB-6160 ≥130 305 4.3 4.3/0.018 ● UV Blocking
● CTI 175V
KB-6162 ≥130 310 4.3 4.3/0.018 ● UV Blocking
● CTI 175V
KB-6164 ≥135 330 3.5 4.6/0.016 ● UV Blocking
● CTI 600V
KB-6165 ≥150 346 3 4.6/0.016 ● nti-CAF (Suitable for Automotive)
● CTI 175V
KB-6150 ≥130 305 4.3 4.5/0.018 ● CTI 175V/600V
KB-6170 ≥170 340 4.5 4.5/0.018 ● CTI 176V/600V
How Long Do Kingboard PCBs Store?

Do you want to know how long Kingboard PCBs last? If you’re unsure, here are some things to consider. Check the dielectric constant first. This electric permittivity measurement is critical for your PCBs. Because Kingboard PCBs have a low dielectric constant, they can be used in multilayer designs. Furthermore, Kingboard PCBs are extremely durable. They can last between three and six months without losing quality.

The storage time of Kingboard laminate is determined by a number of factors. The temperature should be kept between 23 and 40 degrees Celsius during storage. However, the temperature should not exceed 45 degrees Celsius. The humidity should be less than 40%. To keep the laminates intact and free of water-sensitive substances, the storage temperature should be carefully monitored. Keeping the PCBs at a reasonable level of humidity can help to extend their shelf life.

Blue Mask Kingboard PCB.

Blue Mask Kingboard PCB.

Another critical parameter is impedance. Layer 1’s microstrip tracks should have an impedance of 50 Ohms +/ 15%. Each delivery lot is checked for compliance using EM calculators by the PCB vendor. Similarly, the width of the trace must be checked. The resulting signal quality will be poor if the trace width is not uniform. As a result, before making a purchase, it is necessary to check for EMI.

A PCB’s surface finish is also important. PCBs with an inner prepreg layer on the Kingboard are much more likely to function as a conductive board. A smooth surface finish will keep oxidation and corrosion at bay. Furthermore, a good surface finish can keep the copper on the PCB from deteriorating and the surface flat. Soldering will be stronger because the PCB surface is smooth and free of defects.

What Is the Difference Between Kingboard Laminate and Shengyi Laminate?

Computer motherboards, video game consoles, and electronic instrumentation are just a few of the applications for Shengyi laminates. They are also found in televisions, VCRs, and a variety of other electronic devices. They’re even used in cell phones, which is why they’re such a popular choice for cell phone construction.

When choosing a Shengyi laminate, thermal conductivity is an important factor to consider. A good Shengyi laminate will conduct heat away from the PCB while maintaining dimensional stability. Its flammability must not exceed flammable limits, and it must contain the materials required to conduct heat away from the board. You should also be aware of how much the heated Shengyi laminate stretches. Knowing these properties will assist you in selecting the appropriate temperature and working conditions for your specific needs.

Shengyi Laminate Company

Shengyi Laminate Company

Shengyi laminates are made of two different materials. The Shengyi Laminate is made of the glass fiber cloth, whereas the Kingboard Laminate is made of wood composite. Glass fiber cloth is used as a core material and has high CTI and stability ratings. It’s ideal for high-end products that necessitate high-quality laminate. In comparison, Kingboard Laminate is a less expensive option.

KB Laminate Company

KB Laminate Company

Glass fiber is dipped in epoxy resin and covered with copper foil to create CCL laminates. Heat pressing is then used to shape the copper foil. FR-4 laminates are thermoset high-pressure plastics. They are flame-resistant. High Tg laminates outperform low-grade PCB substrates in terms of strength and thermal and mechanical endurance.

How to Choose the Best Manufacturer of Kingboard PCB?

Quality is an important consideration when selecting a PCB manufacturer. Check to see if the manufacturer has a quality management system (QMS) in place. Obtaining ISO 9001 certification is one way to demonstrate that a manufacturer has implemented at least some level of QMS. For example, ISO certification proves that the company’s policies, processes, and procedures, as well as employee training and quality assurance practices, are in place. In addition, the company must provide production volumes for review and may have other certifications that demonstrate its capabilities.

Another factor to consider when selecting a PCB manufacturer is turnaround time. Some manufacturers will be able to meet your deadlines, while others will not. Choose a manufacturer that offers a quick turnaround to ensure quality. While fast turnaround times are required, quality and standards should not be compromised. Some companies will meet your deadline but will delay delivery if they cannot meet the required standards. If you need a quick turnaround, make sure the PCB manufacturer you choose can meet your strict deadlines and high standards.

Thermal performance is important for a good PCB manufacturer. Kingboard PCBs should have high thermal conductivity, low coefficient of thermal expansion, and low-temperature resistance (Tg). Finally, manufacturers must be careful in their manufacturing process. Manufacturers of Kingboard PCBs should avoid using incorrect PCB components, which can lead to severe overheating and electronic device damage. A good manufacturer will be able to solve any PCB problems you may encounter, which can be a major source of frustration.

PCB Manufacturing

PCB Manufacturing

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