牌号生产厂家价格级别1000/美国GE142000元/吨注塑级1000-1000/沙伯基础175000元/吨注塑级1010/沙伯基础165000元/吨注塑级2100/沙伯基础193000元/吨增强级2300/沙伯基础190000元/吨增强级2310/沙伯基础145000元/吨增强级4001（耐磨）/沙伯基础318000元/吨增强级)