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China, Chinese 4inch High Air Pressure Rock Drilling Tools DTH Hammers Without Foot Valve Compatible with DTH Bit Ql40, Mission40, SD4, DHD340, Cop44, CD45A1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Mining MachineryOther Mining MachineryMission40SD4DHD340Cop44CD45ADTH HammerDTH Bit
Changsha Chaojingang Machinery Manufacturing Co., Ltd.
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Product Description About us:We are a leading manufacturer for various of rock drilling tools, incl. DTH hammers and bits, RC hammers and bits, top hammer button bits, ODEX etc. Our factory locates in LiuYang city, HuNan province, China. Premium quality, professional serivce and competitive price, we get very good reputation from our worldwide customers, not only from the domestic, also from Brazil, Peru, South Africa, Australia, Turkey, Russia, Ukraine, Korea etc..4inch High Air Pressure DTH Hammer Without Foot Valve compatible with bit shank QL40 / SD4 / Mission40 / DHD340 / COP44 / CD45AOur strongpoints:1. High quality raw material, with premium hardened procedures for long life.2. With full production chain to secure stable and prompt production leadtime.3. Experienced Senior Technicians.4. Long year experienced workers and engineers.5. Quick and efficient service.6. Care customers' concerned. The advantages of hammers without foot valve against with foot valve:1. No more worries on the foot valve breakage or distortion or expansion due to the abrasion or high tempreture.2. Higher impact rate, lower energy consumption, around 15-30% higher drill speed than the one with foot valve3. Remain simple design, and reliable parts, long life, easy and cheap maintenance.4. Lower air and oil consumption, oil consumption can be around 10% lower than the one with foot valve.5. Strongly recommond.4" DTH hammer specifications:Model: DHD340, COP44, SD4, Mission40, QL40 DTH HammersDHD340COP44SD4Mission40QL40Length(less bit)1030mm1084mm1005mm1097mmWeight (less bit)39kg40.5kg40.0kg41.00kgExternal diameter99mm99mm99mm99mmBits shankDHD340COP44SD4Misson40QL40Bits diameter105-130mm4 1/8" - 5 1/8"105-130mm4 1/8" - 5 1/8" 105-130mm4 1/8" - 5 1/8"105-130mm4 1/8" - 5 1/8"Connection threadAPI 2 3/8" RegAPI 2 3/8" RegAPI 2 3/8" RegAPI 2 3/8" RegAir pressure1.0-2.5Mpa1.0-2.5Mpa1.0-2.5Mpa1.0-2.5Mpa Other DTH Hammers Technical Data:DTH HammersBit ShankConnection ThreadSuitable bitWorking pressureAir consumption1-3" Middle-low pressure DTH hammersBR1BR2BR3RD40 boxRD50 boxAPI 2 3/8" Reg￠64-￠76mm￠70-￠90mm￠90-￠110mm0.7-1.75Mpa0.7-1.75Mpa0.7-1.75Mpa0.7Mpa4.5m3/min1.0Mpa4m3/min1.4Mpa5m3/min3" hammersDHD3.5COP32/COP34M30API 2 3/8"Reg￠90-￠110mm1.0-1.5Mpa1.0Mpa4.5m3/min1.5Mpa9m3/min4" hammersDHD340COP44QL40SD4M40API 2 3/8"Reg￠105-￠130mm1.0-2.5Mpa1.0Mpa6m3/min1.8Mpa10m3/min2.4Mpa15m3/min5" hammersDHD350COP54QL50SD5M50API 2 3/8"Reg/ API 3 1/2"Reg￠130-￠156mm1.0-2.5Mpa1.0Mpa9m3/min1.8Mpa15m3/min2.4Mpa23m3/min6" hammersDHD360COP64QL60SD6M60API 3 1/2"Reg￠152-￠203mm1.0-2.5Mpa1.0Mpa10m3/min1.8Mpa20m3/min2.4Mpa28.5m3/min8" hammersDHD380COP84QL80SD8API 4 1/2"Reg￠200-￠279mm1.0-3.0Mpa1.0Mpa15m3/min1.8Mpa26m3/min2.4Mpa34m3/min10" hammersSD10NUMA100API 6 5/8"Reg￠254-￠330mm1.2-3.0Mpa1.0Mpa22m3/min1.8Mpa40m3/min2.4Mpa55m3/min12" hammersDHD1120SD12NUMA120NUMA125API 6 5/8"Reg￠305-￠381mm1.2-3.0Mpa1.0Mpa30m3/min1.8Mpa56m3/min2.4Mpa78m3/minOur Production Corner 1:Production Cornor 2:Package:Carton box with foam, then into the ply-wooden cases and or pallet for protecting the products and avoid the damagement during transportation.Customized package acceptable.Production Lead-time:Generally need 15-30 days.Transportation:By air, By Express or By sea according to your requests.
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