ZRS-50/420 Hydraulic coal drill

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Brief Introduction 1.Easy and convenient 2.high quality 3.best price Detail Introduction ZRS-50/420 Hydraulic coal drill 1. The rig itself without power supply, with safety, high efficiency etc., especially suitable for gas and coal dust explosion hazard of mine use 2. Small volume, light weight, simple structure, convenient operation and maintenance, and can greatly reduce the labor intensity of work Technical parameters Reference number unit Number value working pressure MPa 16-31.5 nominal torque N. m 50 rated speed r/min 420 application frequency stepless speed regulation rated flow ml/r 88 maximum drilling diameter mm 42 working handheld working medium The emulsion, mineral oil Hose connection way Insert quick connector overall dimension (Long *high * thick )mm 440*260*290 Weight Kg 13.6

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jining hengwang mining machinery co.ltd

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