asbestos packing

For example, in order to prevent secondary pollution, even the use of sewage is not Valve asbestos packing and gasket sealing.

例如为了防止二次污染，即使是排污阀也不采用含石棉的密封填料和垫片。

Oil asbestos packing: it forms the basic structure there are two types of torsional system, and the other is knitting.

油浸石棉盘根：它的基本结构形式有两种，一种是扭制，另一种是编结。

Leakage in Asbestos Base Packing during Rod Motion

石棉基填料密封在杆运动时的泄漏

The graphite molded packing, the asbestos thread PTFE-greased braided packing and the carbon-fibre braided packing were tested and the coefficients of a cycle ring were experimentally determined.

以膨胀石墨模压成型填料、石棉线浸渍聚四氟乙烯编织填料和碳素纤维编织填料为试验样品，实验确定了单圈填料的侧压系数。

The products consist of asbestos, rubber and packing, and are make by compression.

本产品是选用优质石棉、橡胶及填料，经过滚压制成的衬垫密封填料。