[product introduction] density is greater than 2.0g/ m3.
2. Bending strength less than 320 mpa3. The compressive strength is greater than or equal to 200 Mpa4. Shear strength is greater than 32 mpa5. The dielectric constant of 3-66. The dielectric loss factor (50 hz) is greater than or equal to 0.027. Volume resistivity (1) when the norm is greater than or equal to 1.0 * 10 of 11 power meters, immersed in 9 of greater than or equal to 1.0 * 10 square omega 8. Parallel layer to 1. The insulation resistance when the norm is greater than or equal to 1.0 * 10 of 11 power of Europe, when flooding is greater than or equal to 1.0 * 10 9 power of the 9. The surface resistance voltage (in the air pressure for 1 minute, Spacing of 10 kv 30 mm) 14 vertical layer to withstand voltage (+ 90-2 degrees Celsius in the transformer oil pressure for 5 minutes) 18 to 20 kv 11. Parallel layer to withstand voltage (+ 90-2 degrees Celsius in the transformer oil pressure for 5 minutes, spacing of 25 mm) greater than 25 kv than 50 kv is larger than 75 kv 12. The insulation resistance is greater than or equal to 5 * 10 4 power of omega is 13. Power frequency withstand voltage: on-load tap-changer oil chamber to ground distance (pressure in the transformer oil, 100 mm. (5 minutes) and distance according to the customer technical requirements) is greater than 85 kv specifications are: round bar: Φ 18 Φ 24 Φ 26 Φ 28 Φ 30 Φ 32 Φ 34 Φ 36 Φ 40 to 45 Φ Φ Φ 53 Φ 50 to 55 Φ 60 Φ Φ Φ Φ 80 70 70 63
The proportion is about 2.2g/cm3. Color: green, yellow, black.
Bibulous rate is less than or equal to 0.10% 3. The tensile strength of not less than 4000 kg/cm2 4. The shear strength of not less than 100 kg/cm2 5. Bending strength of not less than 2000 kg/cm2 6. The axial compressive strength of not less than 1500 kg/cm2 7. Radial compressive strength of not less than 2000 kg/strength of not less than 200 kg (metal parts and pipes) 9. Dry withstand voltage of 290 kv/m 10. Wet resistance voltage 170 kv/m 11. The temperature resistance performance is not less than 120 degrees 12. The cold resistance performance is not less than the -30 degree of epoxy tube with a general diameter of 6-500mm. The length is generally 1 meter to 2 meters, and the longest can be 7 meters (non-fiberglass pipe).
[technical process] a. solidified in A high speed polymerization device of photoelectric heating with glass fiber impregnated resin, and extruded by traction.
B. Carbon fiber composite materials are pre-immersed in the polyresin of benzene, and the resin is extruded by heating and curing.
Technical process: pull extrusion molding.
The 3240 epoxy board is made of epoxy phenolic resin impregnated with non-alkali glass fiber cloth and baked, hot pressed.
3240 epoxy board has high mechanical and dielectric properties, good heat resistance and moisture resistance, good mechanical processing, and class B.
The 3240 epoxy board is suitable for electrical and electrical equipment as insulation structure parts, and can be used in the temperature environment and transformer oil.
3240 epoxy board, with high mechanical properties and electrical properties, widely used in generators, motors and electronic appliances as insulation materials and components. It is also very suitable for transformer oil pressure environment and humidity environment.