《推荐》环保无毒餐具不锈钢杯冲压油 防锈冲压油 挥发性冲压油
d-618 heavy duty forming oils descriptions: doubleroll d-618 is formulated as heavy duty drawing & stamping fluids: it’s the-state-of-art additive package enables it to provide excellent film strength, low friction coefficient, anti-rust, anti-corrosion,
