Home Products BH140 Rock drilling down the hole Back Hammer
BH140 Rock drilling down the hole Back Hammer
Choose the BH140 Rock Drilling Down The Hole Back Hammer for efficient drilling. We are a reliable factory guaranteeing high-quality products.
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PRODUCTS DETAILS
Model Number 3/3.5,4,5,6,8,10,12 inches Certification ISO CE Drill Rock hardness F=6-20 Warranty 1 Year Condition New After-sales Service 7X24hours available Type Rotary Drilling Rig Color As request Processing Type Forging Button shape Spherical, Ballistic, Semi-ballistic Place of Origin Beijing, China (Mainland) Bit face shape Flat, concave, convex, drop center Brand Name JCDRILL Other shanks COP,DHD,MISSION, SD Usage Rock drilling Type DTH Hammer Material Carbide Machine Type Drilling Tool
DTH Hammer Type Model Outer Diameter High pressure DTH Hammer 3 inch JD25A 71mm 3.5 inch JD35A/M30 82mm 4 inch JD45A/QL40A/M40/SD4 99mm 5 inch JD55A/QL50A/M50/SD5 125mm 6 inch JD65A/QL60A/M60/SD6 142mm 8 inch JD85A/QL80A/M80/SD8 180mm 10 inch HD100A/SD10 225mm 12 inch JD125A/SD12 275mm 14 inch JD140A - Middel Pressure DTH Hammer 2.5 inch BR1 56mm 3 inch BR2 64mm 3.5 inch BR3 82mm Lower Pressure DTH Hammer 3 inch CIR65 68mm 3.5 inch CIR70 76mm 4 inch CIR90 99mm 5 inch CIR110 110mm 6 inch CIR150 150mm 8 inch CIR170 170mm Back Hammer 6 inch BH140 155mm 8 inch BH170 190mm 10 inch BH190 220mm 12 inch BH240 190mm
Minimum Order Quantity N/A Price Packaging Details Standard Export Delivery Package Delivery Time 7days Payment Terms T/T Supply Ability Based on Detailed Order
The Back hammer is designed to give percussion mechanism in which the impact power is directed backwards to help free DTH Hammer and drill pipes that have jammed in the drill hole. The Back Hammer is designed to help to free a DTH hammer and drill pipes that have jammed in the drill hole. It can also be used to hammer down or withdraw casings. The Back Hammer is mounted between the rotating unit and the drill pipes or between drill pipes. Compared with the oversea brands, our advantages are bellowing: a. Our products can match over 95% against the original products b. Price are competitive against the famous brands and best quality against the small factory Back Hammer Products Pressure Thread Total Length(mm) Diameter KG LBH140 8Bar API 3 1/2" 510 140 31 LBH160 8Bar API 3 1/2" 540 160 44 LBH190 8Bar API 4 1/2" 580 190 63 LBH240 8Bar API 4 1/2" 600 240 85
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