Impianto di perforazione di trapano delle macchine per perforazione della miniera di carbone/bullonatore pneumatico del tetto trapano del bullone

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MQT120 Pneumatic Roofbolter Keyword: pneumatic roof bolters Product Introduction MQT120 pneumatic roof bolters are applicable to support with cable or bolt in coal laneway,half-coal laneway and rock laneway with rock hardness no more than 100MPa. They are combined with drilling,mixing and assembling. Dual exhaust model and new seals structure ensure the fast and smooth leg expansion and retraction. The unique silencer reduces noise,drilling shaft and leg center are perfect