... 4.used for LPG/CNG mixers Composite mixer diaphragm, the bottom silicone rubber, fiber layer, top ... strengthened the composite mixer the shape of the diaphragm, double silicone rubber longer life, fiber layer ... cost reduction, the replacement of the cycle of diaphragm mixer extend, at the same time, flame retardant ... and be able to work under pressure big increase. Diaphragm for LPG/CNG engine mixers