Hebei Huayu Special Rubber Co., Ltd. -

Hebei Huayu Special Rubber Co., Ltd.

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water use of bottom hole circulation grouting plug
Specification: Many specifications
Detail: Water use of bottom hole circulation grouting plug is widely used in hydropower station, reservoir engineering curtain, consolidation, backfill, chemical grouting, geological exploration water pressure testing and water shutof...

gas drainage hole packer
Specification: Many specifications
Detail: Gas drainage hole packer has all the functions of water injection hole packer, such as water injection, reducing gas content, improving coal humidity and preventing explosion accident. Besides, it can let out the gas. It is co...

water injection hole packer
Specification: Many specifications
Detail: Water injection hole packer is used to inject water to coal, which can reduce the gas content and dust. As a result, it can improve the safety coefficient of mine construction and production greatly. It is composed of high pre...

consolidation coal hole packer
Specification: Many specifications
Detail: In order to guarantee the safety of the mine construction and production, synthetic resins are applied into the coal seam or rock mass of aquifer, gas, roof crush, soft and fracture to achieve artificial closure aquifers and r...


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