• Thickness:0.1-100mm
• Standard Sheet Sizes:1020*1220mm 1000*2000mm 1220*2440mm
Phenolic cotton laminated sheet is made of cotton cloth impregnated with phenolic resin by dry pressing,
3136 by bleaching cloth impregnated with phenolic resin laminate formed by hot pressing,having excellent electrical insulation properties,mechanical properties,thermal stability,chemical resistance.
Product Parameters:
|
ASTM |
Property |
Paper |
Canvas |
|
D792 |
Density (lb/in³) |
0.049 |
0.050 |
|
D570 |
Water Absorption, 24 hrs (%) |
2 |
2.5 |
|
D638 |
Tensile Strength (psi) |
15,000 |
11,000 |
|
D790 |
Flexural Strength (psi)-lengthwise |
16,000 |
17,500 |
|
D790 |
Flexural Modulus (psi)-lengthwise |
1,100,000 |
1,600,000 |
|
D256 |
IZOD Notched Impact (ft-lb/in)- |
0.65 |
1.70 |
|
D695 |
Compressive Strength (psi) |
32,000 |
37,000 |
|
D785 |
Hardness, Rockwell M |
M100 |
M100 |
|
D696 |
Coefficient of Linear Thermal |
0.80 |
1.10 |
|
- |
Max Operating Temp (°F / °C) |
257 / 125 |
257 / 125 |
|
C177 |
Thermal Conductivity |
2.03 |
2.03 |
|
UL94 |
Flammability Rating |
H-B |
H-B |
|
D149 |
Dielectric Strength (V/mil) short |
750(XX) |
550(CE) |
|
D150 |
Dielectric Constant at 1 MHz |
5 |
5 |
|
D150 |
Dissipation Factor at 1 MHz |
0.045 |
- |
|
D495 |
Arc Resistance (sec) |
110 |
15 |
Our Servies:
1.Rich Experience
Professional materials background and non-metallic materials processing experiences with more than 14 years,using in industry field like transformer,generator,electric motor,etc.
2.Provide one-stop service from raw material sheet supply to customized further processing of nonmetal insulating parts.
We can develop and produce various high standards and personalized products according to customers' requirement.
3.Pre-sales Service
We have professional sales team to offer comprehensive technical and business consultation services. Designing and fabricating targeted products according to the special requirements of clients.
4.After-sales Service
Highly inspecting equipment in every working procedure, quality comes first.
5.Our Advantage
Competitive price, Flexible payment options, Quick speed.
Always ready for supplying the best solution for your various application.
Main Application:
With high mechanical strength, Insulation, heat resistance, electrical properties and good moisture resistance properties.
Widely range of applications, for example: Suitable for using as insulating structural parts in electric equipment, such as electric generators, motors, switch board, pcb , etc.
Main Insulation Product Categories:
• Epoxy Glass Fiber cloth laminated sheet(3240/FR-4/G-10/FR-5/G-11)
• Phenolic laminated sheet
• Polyester Laminated sheets(GPO-3/UPGM 205)
• SMC/BMC/DMC Molded Parts
• Insulation Rods&Tubes
• Pultruded Profiles
• Engineering Plastics Parts
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