Phenolic cotton cloth laminated rod is a thermosetting composite material with cotton cloth as reinforcement material...
Phenolic cotton cloth laminated rod is a thermosetting composite material with cotton cloth as reinforcement material, impregnated with phenolic resin and formed by high temperature and high pressure. It has excellent mechanical properties, electrical properties and heat resistance, and is widely used in electrical, mechanical and chemical fields.
Main features
Mechanical properties: high strength, high hardness, good wear resistance, suitable for bearing large mechanical stress.
Electrical properties: excellent insulation performance, high dielectric strength, suitable for electrical insulation parts.
Heat resistance: high heat deformation temperature, can maintain stability under high temperature environment.
Chemical stability: oil resistant, solvent resistant, good resistance to a variety of chemicals.
Processability: easy to turn, drill, cut and other mechanical processing, can be made into various complex shapes.
Application field
Electrical industry: used to manufacture insulating gaskets, terminal blocks, circuit breaker parts, etc.
Mechanical industry: used as wear-resistant parts such as gears, bearings, sliders.
Chemical equipment: used for corrosion-resistant and chemical solvent-resistant parts.
Technical Parameters
Property Parameter of3723 Phenolic Cotton Cloth Laminated Rod(refer to 3840 EPGC41)
Executive Standard:GB-T 5132.1-2009 IEC61212-1:2006
Number | Item | Unit | Value |
1 | Density | g/cm3 | 1.2-1.3 |
2 | Flexural Strength at Perpendicular Lamination (Under Normal) |
MPa | ≥125 |
3 | Axial Compressive Strength | MPa | ≥90 |
4 | Breakdown Voltage at Parallel Lamination (Transformer Oil at 90℃) |
Kv | ≥10 |
5 | Insulation Resistance after Immersion | MΩ | ≥5 |
6 | Dielectric Loss Factor(50Hz) | – | ≤0.03 |
7 | Water Absorption | Mg/cm2 | ≤5 |
8 | Thermal Index | – | 120 |
Product specification reference table
Product length is 1000mm, diameter is generally 8-200mm, can be customized on demand.
Product: |
Diameter ф[mm]: |
Theoretical weight [kg/pc]: |
Phenolic cotton rods 1000mm |
15 |
0.22 |
18 |
0.34 |
|
20 |
0.50 |
|
25 |
0.65 |
|
30 |
0.95 |
|
35 |
1.30 |
|
40 |
1.65 |
|
45 |
2.15 |
|
50 |
2.70 |
|
60 |
3.80 |
|
70 |
5.20 |
|
80 |
6.60 |
|
90 |
8.70 |
|
100 |
10.8 |
|
110 |
13.00 |
|
120 |
15.00 |
|
130 |
18.00 |
|
140 |
21.00 |
|
150 |
24.40 |
|
160 |
27.00 |
|
180 |
34.20 |
|
200 |
42.10 |
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