HEFEI ROSCHEN TOOL CO., LTD.  

Product Name: 4" DHD340/SD4/Ql40/Cop44/M40 Down The Hole DTH Drill Hammer Model NO.: ROS34 Certification: API Usage: metal Drilling, Masonry Drilling, Well Drilling Type: Impact Drill Model: Down The Hole Hammer, DTH Hammer Use: Down The Hole Drilling, DTH Drilling Name Item: Water Well Drilling Equipment Materials: High Manganese Steel Machine: Hydraulic Crawler Drill Rig Uses: Mineral Drilling, Exploration Core Drilling Tools: Top Hammer Drilling Tools Item: CIR, DHD, Ql, SD, Mission, Cop Series DTH Hammer Applications: DTH Drilling, Coal Mining, Quarry Series No: Sandvik DTH Hammer Trademark: ROSCHEN Transport Package: Wooden Box Specification: 120cm Origin: China HS Code: 84314321 Product Description DOWN-THE-HOLE HAMMERSDTH(Down the Hole) hammer is used for drilling holes through awide range of rock types, the variety of which continues to extend well beyond the original conception of early blast hole drilling. Down-the-Hole refers to where the hammer action occurs when compared to drifter hammers, which hammer on top of the drill string. The DTH hammer piston always makes direct contact with the drill bit and there is generally no loss of transmitted energy as the hammer drills deeper, as is the case with drifter (top hammer) rigs. Roschen offers awide range of DTH hammers suitable for avariety of drilling operations. Our Down the Hole hammers provide the most versatile and cost effective rock drilling method.Roschen DTH hammers transmit intensive impact energy with low energy loss. This results in good rock breakage, high penetration rates and high productivity. The equipment is designed to give optimal hole quality, reliability, and long service life, as well as the best blasting results and low total operation cost.Roschen hammers are flexible, and designed to work with various industry-standard shank designs and awide range of standard size hammers. Whatever your application, Sandvik has the solution to match your requirements.Advantages:1. Advanced hammer designs with high power and air efficiency increases productivity2. Tailored product offering covers all your applications and conditions3. Easy service and maintenance designs reduces machine downtime4. Generic and proprietary shank options give you flexibility and reliability Roschen 4" and 5" hammer seriesWith years of industry experience, Roschen's tried and tested hammers are based on awell-proven design. Agood example of this is the range of 4" and 5" hammers with patented features for optimized energy efficiency, high impact and productivity in variable ground conditions.4" DTH hammer specifications:Model: DHD340, COP44, SD4, M40, QL40DHD340COP44SD4M40QL40Length(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 23/8" RegAPI 23/8" RegAPI 23/8" RegAPI 23/8" RegAir pressure1.0-2.5Mpa1.0-2.5Mpa1.0-2.5Mpa1.0-2.5MpaROSCHEN RC hammer technical data:ROSCHEN DTH Hammers SpecificationsHammer SizeBit ShankROSCHEN CodeConnection ThreadSuitable bitWorking pressureAir consumption2"BR2ROS 11ROS 22RD50 box¢70-¢90mm0.7-1.75Mpa0.7Mpa4.5m3/min1.0Mpa4m3/min1.4Mpa5m3/min3"DHD3.5ROS 32API 23/8" Reg¢90-¢110mm1.0-1.5Mpa1.0Mpa4.5m3/minCOP32/COP34M301.5Mpa9m3/min4"DHD340ROS 34API 23/8" Reg¢110-¢135mm1.0-2.5Mpa1.0Mpa6m3/minCOP44QL40SD41.8Mpa10m3/minM402.4Mpa15m3/min5"DHD350ROS 52ROS 54API 23/8"Reg/API 31/2" Reg¢135-¢155mm1.0-2.5Mpa1.0Mpa9m3/minCOP54QL50SD51.8Mpa15m3/minM502.4Mpa23m3/min6"DHD360ROS 62ROS 64API 31/2" Reg¢155-¢190mm1.0-2.5Mpa1.0Mpa10m3/minCOP64QL60SD61.8Mpa20m3/minM602.4Mpa28.5m3/min8"DHD380ROS 82ROS 84API 41/2" Reg¢195-¢254mm1.0-2.5Mpa1.0Mpa15m3/minCOP84QL801.8Mpa26m3/minSD82.4Mpa34m3/minM80/M8510"SD10ROS 100API 65/8" Reg¢254-¢311mm1.0-2.5Mpa1.0Mpa22m3/minNuma1001.8Mpa40m3/minROS 1002.4Mpa55m3/min12"DHD1120ROS 120API 65/8" Reg¢305-¢445mm1.0-2.5Mpa1.0Mpa30m3/minSD121.8Mpa56m3/minNuma1202.4Mpa78m3/minNotes:Metzke, Remet thread is available!Any special typ shank of DTH Hammer will be available by requests.Other shank can be available:3.5" hammer, shank: DHD3.5 /Bulroc BR3 /COP32 /QL30 /M30 /Mach3034" hammer, IR DHD340A /SD4 /COP44 /QL40 /Bulroc BR4 /M40 /Mach44 shank5" hammer, IR DHD350R /SD5 /COP54 /Bulroc BR5 /QL50 /M50 /Mach50 shank6" hammer, IR DHD360 /SD6 /COP64 /Bulroc BR6 /QL60 /M60 shank8" hammer, IR DHD380 /SD8 /COP84 /QL80 shank10" hammer, SD10 /Numa100 shank12" hammer, IR DHD1120 /SD12 /Numa120 /Numa125 shank15" hammer, SD15 shankWe can also provide related products DTH button bits, ODEX, symmetric overburden systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etcProduct photosQuality warranty:Our hammers are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.Package:Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.Production time:Generally, Production time is 15 -25 days.Transportation:By air, By Express or By sea according to your requests.FAQQ: Are you amanufacturer or trading company ?A: We are aspecialized manufacturer.Q: How about the delivery terms ?1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.2. Min. order quantity: 1piece.3. Transportation: By DHL/TNT/Fedex express, air, sea, train.Q: How about discount ?A: Price is based on products and order quantity.Q: Do you accept sample order?A: Yes sure, please contact us for details.Q: How about your after-sales service?A: As amanufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.For more information, please contact: ROSCHEN INC.ROSCHEN GROUP LIMITEDROSCHEN HOLDINGS LIMITED