Product Details
Production Description
3240 Epoxy Board Transformer Insulated Epoxy Board is a combination of alkali-free glass fiber, epoxy resin and phenolic resin with the process of laminating, heat and pressure. It could be used for insulating structural parts in electrical and other industries. Also, Insulation Board 3240 is a good choice for Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Switch Baseplate.
Properties
Insulating Material 3240 Epoxy Sheet has high mechanical and electrical strength, excellent rigidity, good dimensional stability, great dielectric property, low water absorption, stable electric insulation performance. All the amazing properties make the material to be one of the most popular materials in various industries.
Technical Data for 3240 GradeB
NO |
TEST ITEMS |
UNIT |
TEST RESULT |
TEST METHOD |
1 |
Density |
g/cm3 |
2.07 |
GB/T 1303.2-2009 |
2 |
Water Absorption |
mg |
6.0 |
3 |
Bending Strength Perpendicular to Laminations |
A |
MPa |
203 |
B |
192 |
4 |
Modulus of Elasticity in Flexure |
A |
MPa |
2.12*104 |
B |
2.38*104 |
5 |
Parallel Layer Impact Strength
(Simply Supported Beam, Gap)
|
A |
KJ/m² |
47.4 |
B |
35.8 |
6 |
Parallel Layer Shear Strength |
A |
MPa |
49.8 |
B |
52.7 |
7 |
Tensile Strength |
A |
MPa |
147 |
B |
121 o |
8 |
Compressive Strength Perpendicular to Laminations compressive |
MPa |
438 |
9 |
Insulation Resistance after Soaking |
Ω |
2.0*109 |
10 |
Vertical Layer Breakdown Voltage (90℃ + 2℃ oil, 20s step by step boost) |
MV/m |
8.6 |
11 |
Parallel Layer Breakdown Voltage (90℃ + 2℃ oil, 20s step by step boost) |
kV |
28.0 |
12 |
Flammability |
- |
V-1 |
13 |
Deflection Temperature under Load |
A |
℃ |
>140 |
B |
>140 |
14 |
Adhesive Strength |
N |
6324 |
GB/T 1303.6-2009 |
REMARK:
1. NO.2 the sample size is 50mm*50mm*50mm;
2. NO.8 the sample height is (9.05~9.56) mm;
3. NO.10 the sample thickness is (2.91~2.95)mm;
4. NO.11 the sample size is 100.00mm*5.08mm*24.10mm;
|
It can be machined to various shapes as insulation parts in which the mechanical and electrical properties is required.
Factory
|
|
two environmental control equipment used for the cyclic utilization of exhaust gas incineration afterheat |
six domestically most advanced gum-dipping drying production equipment |
Packaging and Shipping
Regular packing, Protect by Pallet
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