PTFE insulating gasket parts have many applications as sealing materials. Because of its own durability and anti-aging, it has achieved its good sealing performance, and has been widely applied in petroleum, chemical, pharmaceutical, power and steel indus
Reliable delivery of compact, expensive cargo that requires careful handling.High speed of transportation of goods (especially relevant for international destinations).
The dual gas path simultaneous comparison sampling method is used to improve the accuracy of sampling, which is suitable for the performance testing of bacterial filtration efficiency of medical surgical masks by metrological inspection departments, scien