ZQS-25/1.9 pneumatic hand-held drill 2.5KW wind coal drilling ZQS-25/1.9 pneumatic hand-held drill main performance parameters Item Unit main performance parameters Working pressure MPa 0.4 0.5 0.63 Rated torque Nm 25 35 40 Rated speed r / minA 380 420 450 Load Consumption m3/min 2.3 2.8 3.5 Maximum output power kW 0.9 1.5 1.8 No-load speed r / min 1100 1200 1300 1/2 load speed r / min 550 600 650 1/2 No-load speed Torque Nm 172326 Power Stall Torque Nm 45 56 65 Starting torque Nm 43 54 63 Maximum load torque Nm 40 50 59 Sound power level dB (A) 110 112 115 Sound pressure level dB (A) 93 95 98 Rinse water pressure MPa 0.6 ~ 1.2 Drilling Dimensions mm S = 19,22 Weight Kg 10 Dimensions (W × H × D) mm × mm × mm 450 × 206 × 260 Scope: ZQS-25/1.9 handheld pneumatic help anchor rig for rock hardness ≤ f6 roadways, half of the coal seam bolt support operations, both drilling bolt holes can be drug class mixing and installation of resin bolt. Features: Small size, light weight, simple operation, easy maintenance. Gear motor, stable operation and high reliability. Safety explosion-proof, reasonable structure, strong adaptability. ZQS-25/1.9 (2.0) wind coal drilling, ZQS-35/2.0 wind coal drilling, ZQS-30/2.5 wind coal drilling, ZQS-35/1.6 wind coal drilling, ZQS-50/1.6 wind coal drilling, ZQS- 40/2.0 wind coal drilling, ZQHS-45/2.3 oxy-acetylene rig Tel: 0537-2280280 Fax: 0537-2280280 Mobile: 13165185357 Contact: Han Lili QQ: 2595982324 Website: www.sdhuixin.com Huixin Mining Machinery Co., Ltd. mainly produces : an engineering rock drill KHYD40, KHYD75, KHYD110, KHYD125 2 mine water exploration drilling KHYD40A, KHYD75A, KHYD140, KHYD155, zqsj-90, zqsj-140 3 drilling rig ZLJ-250, ZLJ-350, ZLJ-700, ZDY- 650, ZDY-800 4 hand-held rock drill, hand push rock drill, impact drill rock drill five coal ZM12, ZM15, emulsion drilling ZRS50, oxy-acetylene drill ZQS30, ZQS40, ZQS45, ZQS50 6 Outburst drill pipe, twist drill rod, round rock drill pipe, drill pipe water exploration, gas exploration drill pipe, drill earth drill, geological drill, DTH drill pipe. 7 alloy rock drill, reamer, coal drill bits, wings drill bits, core bits , diamond drill bit.