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MCB and circuit breaker components require materials that provide excellent electrical insulation, flame retardancy, and mechanical strength. Material selection is critical for safety and reliability.
At DONGGUAN FOREVER CO.,LTD, we supply engineering plastics to electrical manufacturers across Bangladesh and South Asia.
| Material | Grade | Why |
|---|---|---|
| ABS | Flame Retardant V-0 | Cost-effective, good impact |
| PC | Flame Retardant V-0 | High heat, superior impact |
| PC/ABS | Flame Retardant V-0 | Balanced properties, cost |
| Component | Material | Why |
|---|---|---|
| Arc Chute | PBT, PA66 (FR) | Arc resistance, heat |
| Terminal Blocks | PBT (FR, GF) | Electrical, dimensional stability |
| Operating Mechanism | POM, PA66 | Low friction, wear resistance |
Flame Rating: UL94 V-0 (minimum V-1)
CTI: >400V (PLC 1)
Heat Resistance: >100°C HDT
Impact Strength: >20 kJ/m²
Email: [email protected] | Website: www.forever-plastics.com
Forever Co., Ltd.
Contact：Elaine
Mobile：+86 135 39 444 950
Email：[email protected]
Add：No. 85, private road, qiwutang Industrial Zone, Wanjiang District, Dongguan City, Guangdong Province, China