vaporish

1.Applicable to acid (except vaporish acid),alkali, ammonia, vapor, oil, organic solvent ,chemistry corrosiveness, filling airtight of rotary pump.

适用（烟硫外）碱，，氨，蒸气，油品，有机溶剂，化学腐性介质的各种旋转泵，阀门的填料密封。