1.used for LPG/CNG mixers 2.the largest supplier 3.Durable, prevent grind prevent scrape 4.material:silicone Composite mixer diaphragm, the ... the diaphragm, double silicone rubber longer life, fiber layer for longer normal shape. Through the implementation of the utility model ... make LNG, CNG, LPG engine cost reduction, the replacement of the cycle of diaphragm ...