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Hongyi brand 400 diameter profile cutting machine 2.2kwJ3G400 profile cutting machine

Mining rapid sealing material injection coal wall cracks Mining rapid sealing material sealing wall

YT4-6A manual slider, hydraulic slider, mining YT4-8A manual slider, slider

PU mining quick sealing adhesive has strong adhesion and fast sealing speed

J3G4 profile cutting machine 2.2KW3KW4KW power optional J3G4-400 profile cutting machine grinding wheel cutting

BGP-200 high expansion foam fire extinguishing device Coal mine foam fire extinguishing device is powerful in shortening time

The foaming time of Rockxiu filling material can be adjusted. Rockxiu filling material has a large expansion factor

J3G4 profile cutting machine diamond saw blade profile cutting machine diameter 400mm

J1G-400 profile cutting machine 400mm grinding wheel saw blade J3G-400 profile cutting machine with no burrs on the cut surface