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الشخص الذي يمكن الاتصال به Mr. Torrence
N0.14, Hefei, Anhui
High pressure pouring machine accessories - high-pressure sealing the needle: the use of the principles and ring fastening. Head of a one-way valve to prevent slurry under high pressure push down spray. Central part of expanded rubber casing pressure, diameter *3MM, *4MM stuffed aperture of the grouting hole, tighten the pressure bolt ring, compressed rubber casing, so that grouting mouth fixed in the grouting holes. (Grouting nozzle check valve to 0. 4KN more pressure to open, so grouting pressure must be higher than this value.
