摘要 |
<p>A housing of a circuit breaker, which is satisfactory in impact resistance and can be applied to high breaking capacity use, and is satisfactory in flame retardancy and strength properties and exhibits less mottled blooming. The base of a circuit breaker includes 20 wt% of nylon 66, 9 wt% of nylon 6, 4 wt% of nylon 6T, 42 wt% of a glass fiber, 13 wt% of polybromostyrene, 4 wt% of antimony trioxide, 8 wt% of an ethylene/ alpha -olefin copolymer, and 0.3 wt% of carbon black. <IMAGE></p> |