Ultradur B 4300 G6 BK5110 是一種易于流動、中等粘度、半結晶、飽和的熱塑性聚酯，源自聚對苯二甲酸丁二醇酯 （PBT），用 30% 玻璃纖維增強。表現出韌性，高剛性和強度，在熱下具有良好的尺寸穩定性，良好的抗沖擊性，恢常高的奈磨性，熱穩定性，滑動摩擦性能，良好的絕緣性能，良好的沖擊強度，低吸水性，良好的耐化學性和耐候性，以及出色的熱老化性能�？刹捎米⑺艹尚图庸ぁ＝ㄗh用于擋風玻璃雨刮臂、印刷電路板、外殼、控制臺、接觸架和蓋板。

Ultradur B 4300 G6 BK5110 is an easy flowing, medium viscosity, semi-crystalline, saturated, thermoplastic polyester derived from polybutylene terephthalate (PBT) reinforced with 30 % glass fiber. Exhibits toughness, high rigidity & strength, good dimensional stability under heat, good impact resistance, very high resistance to wear, thermostability, sliding friction properties, good insulation properties, good impact strength, low water absorption, good resistance to chemicals & weathering, and excellent heat ageing behavior. Can be processed using injection molding. Recommended for windshield wiper arms, printed circuit boards, housings, consoles, contact carriers, and covers.