Your Ideal Producer for CEM-3 PCB

PCBTok stands for Safety with Quality. With our CEM-3 PCB, you can be certain of:.

  • High-end PCB equipment that is constantly updated by PCBTok
  • World-wide recognition by major brands
  • Delivery that is on-time and on your schedule
  • ISO certificates: ISO-9001:2015 & ISO-14001:2015

Call now for us to produce CEM-3 PCB. They’re similar to FR4 by supporting much needed high data rate transfer.

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One of the Best Deals for CEM-3 PCB

We have the ability to adhere to CEM-3PCB standards for stiff or flexible materials for the product’s effectiveness

Our effective PCBs enable consumers to connect immediately in their digital gadgets.

This is good for your business if you are an OEM or business leader.

Because our PCBs have a definite lifespan, it is for long-term use.

Your savings pile up and your costs go down.

Trust PCBTok. Who else can make CEM-3 PCB, Multilayer PCBs, PCBs with customized designs for you so easily but us?

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CEM-3 PCB By Feature

Rigid CEM-3 PCB

Rigid PCB components are needed for industrial applications demanding regular use. Customers frequently request CEM-3 PCB, which is utilized in printers and CPUs.

Multilayer CEM-3 PCB

To optimize the area of your electrical connections, multilayer CEM-3 PCB can be specifically made as Embedded / Miniaturized Digital CEM-3 PCB.

Industrial CEM-3 PCB

The when our brand is what you purchase, you get to make the most of your resources. For eco-safety sake, choose Halogen-Free PCB, or Lead-Free.

Digital CEM-3 PCB

We boost compatibility with new digital gadgets. Any OEM PCB or ODM PCB we can create for you is referred to as the Digital CEM-3 PCB.

Customized CEM-3 PCB

Customized CEM-3 PCB is a design that PCBTok and the customer have decided mutually to be feasibly used as a component in a device, e.g. a home appliance.


The copper base of this OEM CEM-3 PCB, which is comprised of a mix of glass cloth and glass mat, is sturdy enough for your needs most of the time.

CEM-3 PCB By Usage (6)

  • Office Equipment CEM-3 PCB

    PCBs used in point-of-sale devices, fax machines, photocopiers, and even devices with Internet of Things capabilities are referred to as Office Equipment CEM-3 PCB frequently.

  • Home Appliances CEM-3 PCB

    Personal devices are the preferred applications for Home Appliances CEM-3 PCB. These can do a variety of jobs, such as cooking, recording audio, storing batteries, etc.

  • Motor CEM-3 PCB

    Rigid or Rigid-flex PCBs can be used for the Motor CEM-3 PCB. This is so that they can be both strong and secure. Rigid PCBs are faster to make.

  • Engine CEM-3 PCB

    For Engine CEM-3 PCB, this one’s base material is comparatively durable, especially when it’s used with the semiconductors for consumer applications.

  • Industrial CEM-3 PCB

    Top feature for this PCB: it provides excellent electrical and thermal conductivity for industrial applications, which is what Commercial CEM-3 PCB is made for.

  • Universal CEM-3 PCB

    Analog or digital PCBs are both available for the Universal CEM-3. This will fall on accordingly to the gadget it is meant to be a component of.

CEM-3 PCB By Color (6)

  • Red CEM-3 PCB

    Aside from customizing with color, we also produce huge PCBs and thick PCBs. Red CEM-3 PCB is just another soldermask variant to avail of.

  • Blue CEM-3 PCB

    If you purchase a Blue CEM-3 PCB or any other PCB stack-up order from PCBTok, you will receive top-notch designs and schematics. Blue PCB has a neat look.

  • Yellow CEM-3 PCB

    Because we apply advanced PCB inspection techniques for all of our final products using any substrate, Yellow CEM-3 PCB benefits from reduced flaws.

  • Green CEM-3 PCB

    Class 2 and 3 IPC ratings for Green CEM-3 PCB are guaranteed if you get from PCBTok. This is true for our whole product line, independent of soldermask color.

  • White CEM-3 PCB

    Using sound processing technique to make White CEM-3 PCB, It is designed to withstand repeated handling and manipulation because it is a consumer good.

  • Black CEM-3 PCB

    These Black CEM-3 PCB items can be converted into industrial tools that are essential for maintaining electrical safety during routine everyday activities.

CEM-3 PCB Benefits

24h Online Support
24h Online Support

PCBTok can offer 24h online support for you. When you have any PCB-related questions, please feel free to get in touch.

Production Efficiency
Production Efficiency

PCBTok can build your PCB prototypes quickly. We also provide 24 hour production for quick-turn PCBs at our facility.

Fast Delivery
Fast Delivery

We often ship goods by international forwarders such as UPS, DHL, and FedEx. If they are urgent, we use priority express service.

Quality Assurance
Quality Assurance

PCBTok has passed ISO9001 and 14001, and also has USA and Canada UL certifications. We strictly follow IPC class 2 or class 3 standards for our products.

The Best Offer for CEM-3 PCB

In addition to making PCBs that are Heavy Copper PCB, we can also build PCBs that are flexible, light, and ultra thin.

With the CEM-3 and CEM-1 materials, all of these are feasible. However, CEM-3 is more so variable with the product line offerings.

If you anticipate ordering a big batch, we’ll get you started with a free sample.

We’ll offer you a free sample if you plan to order a large quantity.

Contact us now, let’s get your order for CEM-3 done.

The Best Offer for CEM-3 PCB
CEM-3 PCB Outlasting the Competition

CEM-3 PCB Outlasting the Competition

We are far ahead of amateur PCB makers for CEM-3 PCB.

  • Create your PCB 1 product with up to 40 layers for CEM-3.
  • Superior to CEM-1, FR-1, or FR-2 in terms of quality
  • Use both hand soldering and wave soldering effectively for PCBs.
  • use of sophisticated testing methods, such as visual inspection microscopes

The unchallenged leader in PCBs is PCBTok. One of the leading PCB fabricators, our business is based in Shenzhen, China.

Quality Assured PCB CEM-3 Processing

Get the PCBTok advantage! We don’t like to disappoint our customers

Are you worried about dreaded CEM-3 PCB production problems?

If there is a problem, we will then send you a thorough 8D report to identify the root cause.

If you need a WIP report, we can give you one if your order for CEM-3 PCB or PCB is big enough.

Additionally, we will be happy to accommodate your request for a Certificate of Conformity. Contact us now for further details.

Quality Assured PCB CEM-3 Processing

Our CEM-3 PCB is Trustworthy

Our CEM-3 PCB is Trustworthy
Our CEM-3 PCB is Trustworthy 1

Our product is far superior to those CEM-3 that fall short.

It’s because we have PCB industry experience starting the year 2008.

For your lighting, home appliance, and computer peripheral PCB requirements, PCBTok ensures the highest standards.

We can achieve these goals using a cost-effective PCB like the CEM-3.

Customers of ours who try us once keep on coming back for more. So, give us a try today!

CEM-3 PCB Fabrication

CEM-3 PCB Multiple Uses

PCBTok’s economical CEM-3 PCB option wins over customers.

We have the answer for you if you require any PCBs that are related to the CEM-3.

Customers who purchase CEM-3 frequently request advanced PCBs like Microvia, Panelized, and Mobile/WiFi PCBs later on.

What’s more? You may ask…

We can also provide you with professional PCB engineering services.

Because we have these ready, please don’t hesitate to inquire now. You only deserve the superior CEM-3 PCB from a masterful fabricator.

CEM-3 PCB Quality Materials

Genuine raw materials and rigorous testing make our CEM-3 PCB noticeable excellent.

Layers: Choose single layer to up to as high as 40.

Board Thickness (finished): 0.4-3.2mm

Outer & Inner Layer Copper Thickness: 1/3 oz to 3 oz

Flammability: UL 94V-0

Dimension Tolerance: ±4mil

Additional Details: Surface treatment can be HASL, Lead-Free HASL, Nickel

OEM & ODM CEM-3 PCB Applications

CEM-3 PCB for Consumer Products

These fundamental circuits are used in consumer products’ primary electrical components. The majority of CEM-3 PCB are mass made and best-selling.

CEM-3 PCB for Telecommunication Industry

This telecom-specific PCB is primarily intended for supporting important applications. For instance, the CEM-3 PCB can be utilized on the interface panels in Fiber Optics technology.

CEM-3 PCB for Transportation Industry

CEM-3 PCB for Transportation Industry refers to circuit boards for smaller devices like GPS trackers and portable two-way radios. These are not inside-automotive PCBs.

Communications Equipment

Although it’s not the best solution for mobile and telecom applications, this is a less expensive choice. WiFi networks can be supported by these CEM-3 PCB for Communications Equipment.

CEM-3 PCB for Computers and PC Peripherals

Those found within computer mice, mechanical keyboards, Bluetooth headsets, and other similar devices are immediately recognized as CEM-3 PCB for computers and peripherals.

cem-3-pcb banner 2
CEM-3 PCB Cutting Edge Manufacture by PCBTok

We are China’s leader in many types of Multilayer PCBs

Our CEM-3 PCB is excellent for your company. They’re 100% effective.

CEM-3 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
  • “Surprisingly, my company and I enjoy working with PCBTok. Our sales representative was fantastic and kept his promise. Nothing more is possible. I visited there several times before settling on a variety of PCBs and PCB peripherals. Deal was amazing, but all I asked for was delivery on my schedule. The follow-up on the additional items we agreed upon was excellent.”

    Hank Mizell, Materials Director from Texas, USA
  • “PCBTok is the place to go if you’re looking for high-quality PCBs and PCBA. They have a wide variety of goods. The salespeople and other employees are helpful. If you see something you like, give them a call because their inventory changes frequently. If messaging is more your style, you can also do that. I purchased my first Chinese-made PCB components here for our equipment, and everyone was incredibly friendly and helpful.”

    Alison Pegram, Procurement Officer from London, England
  • “Nowadays, it is quite difficult to get high-quality PCB workmanship and good, old-fashioned customer service. These folks have a long history of prioritizing the demands of their clients. We are so happy with PCBTok that we are considering three additional updates for our fleet of products. Naturally, they will receive our business. The service has my full satisfaction. Bravo.”

    Alex Haapsalo, Strategic Sourcing Director from Finland

CEM-3 PCB: The Completed FAQ Guide

Before you begin manufacturing a CEM-3 PCB, you must first learn about the manufacturing process. This guide covers the basics of CEM-3 PCB design, from choosing a template to the final manufacturing process. If you’re unsure what to expect from the manufacturing process, this FAQ guide will provide answers to your most frequently asked questions. It is hoped that it will assist you in making an informed decision about your PCB project.

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