... , Relatively economical among non-asbestos packing.carbonized fiber packing is to seal water, brine, factory waste, salt solutions, weak acids ... pumps, mixers, agitators, sterntubes. etc.2.Specifications: 1).Working temperature: Up to 260oC2).Working pressure: 300 BarV : m/s: 16.3).PH: ... 2-13.4).Dia.: 3mm to 70mm.3.color: black4. Application ...