Rogers 5870: Everything You Need To Know in 2022


In essence, the Rogers 5870 is a laminate created by the Rogers Corporation to fit applications that deal with high-frequency and broadband operations.

As many consumers know, laminates are one of the significant elements in a circuit board since they are practically responsible for holding the components and traces intact.

Apart from that role, they act as an insulator too that minimizes the risk of shorts in circuitry. Hence, as an experienced manufacturer in the industry, we will provide comprehensive information about this particular laminate in this article that will help in one’s decision-making.

Consequently, we will discuss the definition of a Rogers 5870, features, benefits, typical applications, and its various properties. In order to fully grasp them better, finish reading the article until the end.

Introduction to Rogers 5870

Introduction to Rogers 5870

What is Rogers 5870?

As mentioned, Rogers 5870 is a laminate with a proven record of producing exceptionally performing products that are highly suitable for aerospace and defense applications.

Due to its composition of glass microfiber reinforced PTFE composite that is produced up to its maximum to ensure that it will release optimum performance; thus, this laminate can tolerate applications that require outstanding reliability. Furthermore, they are incredibly appropriate for usage that requires exacting stripline and microstrip circuit applications.

In addition, this laminated series has gained popularity across the globe due to its low dissipation factor that guarantees superb thermal conductivity to the overall device or equipment it is incorporated. Also, with the help of its dissipation factor, they are instrumental in operations that necessitate minimizing dispersion and losses.

As for its appearance, it comes with various thicknesses depending on the desired specification. Its sizes may vary from 0.127 mm, 0.254 mm, 0.381 mm, 0.508 mm, 0.787 mm, and 1.575 mm, and we have 3.175 mm.

Similarly, its weight can be configured that is best suited to the chosen thickness. It could range from 457 by 305 mm, 457 by 610 mm, 457 by 915 mm, and 457 by 1.224 mm. We suggest reaching out to a skilled and experienced manufacturer, like PCBTok, for guidance.

Features of a Rogers 5870

In order to entirely understand the capabilities of a Rogers 5870, we will provide a thorough breakdown of its features. In that way, one can decide whether this laminate is suitable for their desired applications.

Features of a Rogers 5870

Features of a Rogers 5870

Dielectric Constant

Since this laminate is recognized for its excellent mechanical and electrical properties, it has a uniform dielectric constant with a value of 2.33 ± 0.2.

Thermal Coefficient

As mentioned, the Rogers 5870 is well-suited for microstrips and striplines; it was all because the value of its thermal coefficient is at -115.

Thermal Conductivity

It is regarded that a Rogers 5870 is suitable for environmental conditions that vary due to its low thermal conductivity value of 0.22.

Dissipation Factor

Another outstanding characteristic of a Rogers 5870 is its low dissipation factor, even when exposed to varying temperature conditions with a value of 0.0012 at 10 GHz making them ideal as a means of insulation.


A factor that many consumers consider is the lead-free process compatibility of a laminate since it can be a rare property; however, with Rogers 5870, it is possible.

Benefits of Deploying a Rogers 5870

It is recognized that the Rogers 5870 has contributed to building mechanical and electrical equipment since it possesses properties of a similar kind that can effectively create structures that necessitate complexity. Now, we can discuss some other benefits of using a Rogers 5870 below.

Material Composition

As stated, the Rogers 5870 is an excellent laminate for building complex mechanical and electrical structures because of the durable material used in producing this laminate.

Electrical Properties

Regarding the electric properties of Rogers 5870, like thermal conductivity, dielectric strength, and electrical conductivity, they are all in constant values, even with a varying range.

Environment Capability

Even with applications exposed to settings with high humidity content, the Rogers 5870 can still function efficiently due to its ability to absorb moisture.


In terms of shaping and shearing, they are considered simple to fabricate.


Due to the composition and properties of the Rogers 5870 materials, they are versatile for various assessment directions.

Entirely Immune to Chemicals and Solvents

During the etching and drilling of holes and edges, they possess no problem since it offers flawless operation during this action.

Typical Applications of the Rogers 5870

Almost all applications that deploy Rogers 5870 revolves around the operations that deal with microwave, radio frequency (RF), broadband, and high-frequency since it can provide consistent, exceptional performance with its low electric losses and various frequency range. Thus, they are popular among antenna systems and telecommunications.

Typical Applications of the Rogers 5870

Typical Applications of the Rogers 5870

Patch Antennas

Since antennas necessitate a laminate that possesses dielectric constant stability and excellent thickness management for their structure, it utilizes a Rogers 5870 that can perform all of these requirements.

Phased Array

Like the patch antenna, the phased array requires a laminate with a uniform dielectric constant and a low electric loss material; they prefer Rogers 5870, which can handle all of these specifications. Further, this laminate is selected since they are designed for high-speed boards and multilayer radio frequency antennas.

Active Electronically Scanned Array

As mentioned, Rogers 5870 is frequently used for antenna systems, like the Active Electronically Scanned Array (AESA) since its structure can be quite complicated that it necessitates a laminate that can tolerate this demand. Hence, Rogers 5870 is selected.

Digital Communications Control Circuitry

In the digital communications industry, they deal with high-speed signals; thus, it requires a laminate that possesses advanced microwave communications, such as the Rogers 5870.

Different Properties of Rogers 5870

Since we’ve already gathered the crucial information about Rogers 5870, we will run through its technical specifications to fully grasp the concept of this laminate in depth.

Physical Properties


Metric Unit

2.20 g/cc

Moisture Absorption at Equilibrium

0.020% at 1.57 mm

127 microns to 3,180 microns

Mechanical Properties


Metric Unit



Tensile Strength

34 MPa at 100°C (x-direction)

34 MPa at 100°C (y-direction)

42 MPa at 23°C (y-direction)

50 MPa at 23°C (x-direction)



Elongation at Break

8.6% at 100°C (y-direction)

8.7% at 100°C (x-direction)

9.8% at 23°C (x-direction)

9.8% at 23°C (y-direction)



Tensile Modulus

0.434 GPa at 100°C (y-direction)

0.490 GPa at 100°C (x-direction)

1.28 GPa at 23°C (y-direction)

1.30 GPa at 23°C (x-direction)




Compressive Strength

23 MPa at 4.30% and 100°C (x-direction)

25 MPa at 3.30% and 100°C (y-direction)

30 MPa at 4% and 23°C (x-direction)

37 MPa at 3.30% and 23°C (y-direction)

37 MPa at 8.50% and 100°C (z-direction)

54 MPa at 8.70% and 23°C (z-direction)




Compressive Modulus

0.520 GPa at 100°C (z-direction)

0.680 GPa at 100°C (x-direction)

0.803 GPa at 23°C (z-direction)

0.860 GPa at 100°C (y-direction)

1.21 GPa at 23°C (x-direction)

1.36 GPa at 23°C (y-direction)

Peel Strength

4.77 kN/m

Electrical Properties


Metric Unit

Volume Resistivity

213 Ω-cm
Surface Resistance


Dielectric Constant (Dk)

2.31 to 2.35 at 110 Hz

2.33 at 89 to 410 Hz

Dissipation Factor (Df)

0.00050 at 16 Hz

0.0012 at 110 Hz

Thermal Properties


Metric Unit


Linear CTE

220 µm/m-°C at 100°C (x-direction)

28 µm/m-°C at 100°C (y-direction)

173 µm/m-°C at 100°C (z-direction)

Specific Heat Capacity

0.960 J/g-°C

Thermal Conductivity

0.220 W/m-K at 80°C
Deflection Temperature at 264 psi

≥ 260°C

Decomposition Temperature

UL94 Flammability Rating



Overall, Rogers 5870 belongs to the group of laminates produced by the Rogers Corporation; they fall under the high-frequency laminates category. Further, they are commonly utilized for antenna and telecommunication systems due to their properties.

If planning to incorporate the Rogers 5870 for such applications, it is advisable to reach out through a manufacturer with extensive industry knowledge, such as PCBTok, to guide you in the decision-making and production process thoroughly. In that way, we can minimize the possible risk of errors, thus, reducing the potential repair cost in the future.

Feel free to contact us if you’re considering Rogers 5870 laminate for your applications; we have our experts on standby to attend to all of your queries and concerns. We will make your ideas into reality regardless of the complexity; send your specifications today!

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