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2017-7-5 · DTH HAMMER 12” QL120 The Robit® XII QL120 hammer is a valveless DTH hammer designed to operate efficiently at pressures ranging from 7 to 17.2 bar (100 250 psi). The Robit® XII QL120 is supplied with a 6⅝” API regular pin backhead and is fitted with a positive seating check valve as standard. In addition to the standard Hyper 121
Get Price2014-8-7 · DTH Hammer Backhead Thread Length Outside Diameter Weight Shank Type 4” Hammer API 2*3/8 REG. Pin 925mm Dia. 98mm 38kg DHD340, SD4, QL40 AIR CONSUMPTION CHART 150 PSI (10.5bar) 250 PSI (17.5bar) 350 PSI (24.5bar) 200CFM 365CFM 535CFM MODEL ACE40 SHANK TYPE QL40 Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea
Get Price2014-8-7 · Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea TEL : 82.62.952.4564 FAX : 82.62.953.1593 EXPORT DIVISION 2607 jidong ...
Get PriceThe Robit® XII QL120 hammer is a valveless DTH hammer designed to operate efficiently at pressures ranging from 7 to 17.2 bar (100 250 psi). The Robit® XII QL120 is supplied with a 6⅝” API regular pin backhead and is fitted with a positive seating check valve as standard.
Get Price2019-11-15 · digit hammer serial number is the backhead & air distributor numbers put together. Once the hammer has been unpacked, locate and keep the plastic bag attached to the backhead. This bag contains 2 optional chokes. Keep these chokes for possible future use. If you plan to service the hammer yourself, see section 3.4.4 to obtain, at NO CHARGE, a set of
Get PriceMD85 DTH HAMMER High Air Pressure with foot valve DTH Hammers Item Description According to your request,the top sub can be made into two spanners,and put protection buttons.An air controlling hole can be drilled on the check valve to provide more efficient cuttings discharge.
Get Price2017-11-14 · 97 = DTH hammers Hammer size Examples: 03 = 3', 3,5' 04 = 4' 05 = 5' 06 = 6' Threads 03 = 2 3/8' API Reg Pin 05 = 3 1/2' API Reg Pin 08 = 4 1/2' API Reg Pin Hammer execution Examples: 40 = DHD Std hammer 45 = Power Pole Drill, DHD shank 50 = QL Std hammer 53 = Aqua (QL non lube) hammer 60 = TD Std hammer 68 = QLX Std hammer Features Examples: 00 = Standard
Get Price2021-6-30 · The down-the-hole hammer is a percussion hammer drill. The hammer works down the hole at the end of the drill string, where the impact piston strikes the drill bit directly. Compressed air is led to the hammer via the rotation spindle and drill pipes. Exhaust air from the hammer is discharged through
Get Price2021-3-24 · • Coat the entire hammer inside diameter with a light film of rock drill oil. Coat all the threads with thread grease. • Install thread protectors. • Seal each end of the hammer to keep dirt and dust out. •Always store the hammer in a suitable protective container in a dry location.
Get Price2015-1-18 · Product Development Manager, Rock Drills, DTH Hammers Signed: Production Unit Manager Product manufacturer This hammer has been manufactured by: Sandvik Mining and Construction Oy, Pihtisulunkatu 9, FI-33310 TAMPERE, Finland. Maintenance: For maintenance of this hammer contact your nearest Sandvik dealer or representative. Dealer/
Get Price2014-8-7 · DTH Hammer Backhead Thread Length Outside Diameter Weight Shank Type 4” Hammer API 2*3/8 REG. Pin 925mm Dia. 98mm 38kg DHD340, SD4, QL40 AIR CONSUMPTION CHART 150 PSI (10.5bar) 250 PSI (17.5bar) 350 PSI (24.5bar) 200CFM 365CFM 535CFM MODEL ACE40 SHANK TYPE QL40 Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea
Get Price2017-3-17 · 4” DTH hammer Hammer Equipment 30 6 3400 SD 400 DTH hammer with 2.3/8 Pin Connection 40 6238 238-BB Sub Adaptor 2.3/8/2.3/8 Box box 40 5 1046 Starter drill pipe 75 mm diameter x 800mm long 30 6 3412-44 115mm button bit 30 6 3500-44 127mm button bit 30 6 3512-44 140mm button bit 30 6 3578-44 150mm button bit 30 6 4004 Stripping Wrench - SD 400
Get Price2014-8-7 · Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea TEL : 82.62.952.4564 FAX : 82.62.953.1593 EXPORT DIVISION 2607 jidong ...
Get PriceMD85 DTH HAMMER High Air Pressure with foot valve DTH Hammers Item Description According to your request,the top sub can be made into two spanners,and put protection buttons.An air controlling hole can be drilled on the check valve to provide more efficient cuttings discharge.
Get PriceThe Robit® XII QL120 hammer is a valveless DTH hammer designed to operate efficiently at pressures ranging from 7 to 17.2 bar (100 250 psi). The Robit® XII QL120 is supplied with a 6⅝” API regular pin backhead and is fitted with a positive seating check valve as standard.
Get Price2018-3-25 · Hammer Range 3 Operating DTH Hammers 4 Thrust (Pulldown) Holdback Torque 5 Commissioning DTH Hammers & Drill Bits 6 Lubricating Oil 8 Choosing the Right Drill Bit 9 User Certificate 10 Quality Policy 11 Our Commitment to You 11 Halco Rock Tools Ltd is a world class
Get Price2016-7-19 · The DTH hammer concept proved so popular that established manufacturers of drifter steels, bits and accessories, followed Halco’s lead and developed their own range of DTH hammers and bits. “Down-the-hole” refers to where the hammer action occurs when compared to top hammers, which hammer on top of the drill string. The DTH hammer piston
Get Pricecfm (m³/min) WATER HAMMER. CS Water Hammer. DETAIL INFORMATION. CSI’s water hammer is operated by high-pressure water from a water pump instead of high-pressure air from many compressors. So, it can save energy and other resources dramatically. And, CSI’s water hammer is designed to protect environment by using water from recycling system.
Get PriceA Down-the-Hole Hammer is probably the most important component on the drill rig and the DTH Hammers Dubai, Saudi Arabia, UAE, Africa system holds many advantages over other alternatives, for instance: Rotary Drilling is fine for large diameter holes in softer more friable rock but less effective in hard rock or where small diameter holes are needed.
Get Price2017-7-5 · DTH HAMMER 12” QL120 The Robit® XII QL120 hammer is a valveless DTH hammer designed to operate efficiently at pressures ranging from 7 to 17.2 bar (100 250 psi). The Robit® XII QL120 is supplied with a 6⅝” API regular pin backhead and is fitted with a positive seating check valve as standard. In addition to the standard Hyper 121
Get Price2014-8-7 · DTH Hammer Backhead Thread Length Outside Diameter Weight Shank Type 4” Hammer API 2*3/8 REG. Pin 925mm Dia. 98mm 38kg DHD340, SD4, QL40 AIR CONSUMPTION CHART 150 PSI (10.5bar) 250 PSI (17.5bar) 350 PSI (24.5bar) 200CFM 365CFM 535CFM MODEL ACE40 SHANK TYPE QL40 Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea
Get Price2014-8-7 · Desco Inc.(HQ/Manufacturer) HEAD OFFICE: 1240-1, Ok-Dong, Gwangsan, Gwangju, Korea TEL : 82.62.952.4564 FAX : 82.62.953.1593 EXPORT DIVISION 2607 jidong ...
Get PriceThe Robit® XII QL120 hammer is a valveless DTH hammer designed to operate efficiently at pressures ranging from 7 to 17.2 bar (100 250 psi). The Robit® XII QL120 is supplied with a 6⅝” API regular pin backhead and is fitted with a positive seating check valve as standard.
Get Price2019-11-15 · digit hammer serial number is the backhead & air distributor numbers put together. Once the hammer has been unpacked, locate and keep the plastic bag attached to the backhead. This bag contains 2 optional chokes. Keep these chokes for possible future use. If you plan to service the hammer yourself, see section 3.4.4 to obtain, at NO CHARGE, a set of
Get PriceMD85 DTH HAMMER High Air Pressure with foot valve DTH Hammers Item Description According to your request,the top sub can be made into two spanners,and put protection buttons.An air controlling hole can be drilled on the check valve to provide more efficient cuttings discharge.
Get Price2017-11-14 · 97 = DTH hammers Hammer size Examples: 03 = 3', 3,5' 04 = 4' 05 = 5' 06 = 6' Threads 03 = 2 3/8' API Reg Pin 05 = 3 1/2' API Reg Pin 08 = 4 1/2' API Reg Pin Hammer execution Examples: 40 = DHD Std hammer 45 = Power Pole Drill, DHD shank 50 = QL Std hammer 53 = Aqua (QL non lube) hammer 60 = TD Std hammer 68 = QLX Std hammer Features Examples: 00 = Standard
Get Price2021-6-30 · The down-the-hole hammer is a percussion hammer drill. The hammer works down the hole at the end of the drill string, where the impact piston strikes the drill bit directly. Compressed air is led to the hammer via the rotation spindle and drill pipes. Exhaust air from the hammer is discharged through
Get Price2021-3-24 · • Coat the entire hammer inside diameter with a light film of rock drill oil. Coat all the threads with thread grease. • Install thread protectors. • Seal each end of the hammer to keep dirt and dust out. •Always store the hammer in a suitable protective container in a dry location.
Get Price2015-1-18 · Product Development Manager, Rock Drills, DTH Hammers Signed: Production Unit Manager Product manufacturer This hammer has been manufactured by: Sandvik Mining and Construction Oy, Pihtisulunkatu 9, FI-33310 TAMPERE, Finland. Maintenance: For maintenance of this hammer contact your nearest Sandvik dealer or representative. Dealer/
Get Price2020-11-10 · paired with Cat DTH Hammer Bits HP HAMMER FEATURES 6-inch class hammer shown. 12 CA T AMME N IT ART ATALO SPECIFICATIONS Weight (no bit) 100.5 kg 222 lbs Outside Diameter 146 mm 5.7 in Shoulder-to-Shoulder Length 1082 mm 42.6 in Length (with bit retracted) 1184 mm 46.6 in
Get Price2018-12-6 · 4 inch DTH hammer. 39.2. 99. API 2 3/8' Reg. 110~150. 27Hz (at 17 bar) 25~40 r/min. COP44/DHD340 etc. 5 inch DTH hammer. 71.5. 125. API 2 3/8' or API 3 1/2' Reg. 135~165. 25Hz (at 17 bar) 20~30 r/min; COP54/Mission50 etc. 6 inch DTH hammer. 98. 142. API 3 1/2' Reg. 152~216. 23Hz (at 17 bar) 15~25 r/min. COP64/QL60 etc. 8 inch DTH hammer. 188 ...
Get PriceThe fast hammer action breaks hard rock into small flakes and dust is blown clear by the air exhaust from the DTH hammer. Understanding the failure analysis of drill string and its components i.e., drill collar and drilling bit is one of the essential issues in the oil and gas industry for the high cost of oil well drilling.
Get Price2017-8-22 · SD45B DTH Hammer – D340 Shank Drill Bit 1. Valve less DTH Hammer 2. D340 Shank Drill Bit (Without tube) 3. Top Sub Pin – 2 3/8” API Reg 4. Weight (Without Bit) 40 Kg 5. Length S/S, 940 mm 6. Outer Cylinder OD, 100 mm Recommended Hole size 115mm (4 ½”) to 127mm (5”) Item Part No. 1 Top Sub D45B0101 2 O-Ring F45B0201
Get Price2014-7-3 · sandvik dth tools • 5 1 2 3 4 5 7 8 9 6 17 16 15 14 13 12 10 11 14 Weight Outside diameter Hammer length Hammer length with bit Bit closed Bit extended kg lb mm ...
Get Price2016-6-3 · The second chapter looks at hammer care. It deals with the procedures that should be followed when storing a DTH hammer, the steps to follow when commissioning a new hammer and lubrication of a DTH hammer. Following that the effects of corrosion and the topic of galling is discussed to understand their detrimental effect on DTH hammers.
Get Price2018-12-11 · Futures: Strict quality controlling Selected high quality special steels and carbide Produced by CNC machines Simple and reasonable design, Low problem rate
Get Pricewith DTH drilling. 4. The Ø 60 mm rod cross-section is optimized for high-energy transfer of impact power in top hammer drilling of Ø 92 to 152 mm holes. Compared with 51 mm rods, the 40% larger cross-section and 65% higher bending stiffness permit faster penetration rates and straighter holes. 5. Sandvik GT60 is perfectly suitable
Get Price2021-7-27 · DTH Hammers. TG hammer is TOPDRILL’s latest down the hole hammers design. and more efficient drilling. TGX Hammer does not need foot valve of bit. It eliminates operation problem associated with the foot valve. TGX hammers perform well with higher piston frequency for softer formation. It’s a new version of Reverse Circulation hammer.
Get Price8 Inch High Air Pressure DTH Hammer Button Bits , COP84 DHD380 SD8 QL80 M8 Mission80 Hard Rock Drill Bits. Inquire. Mission Shank M30 M40 M50 M60 M80 DTH Hammer. Inquire. DTH Hammer for Mining Stone Quarrying and Well Drilling. Inquire. Odex Eccentric Symmetrix Casing Systems Overburden Drilling Bit for Mining ...
Get Price2020-1-27 · The Terranox DTH hammer comes in five sizes. Choosing the right hammer is largely determined by hole size and type of ground conditions. Ideally, the size of the hammer should match the required hole dimension as closely as possible, leaving just enough space for cuttings to evacuate the hole. Terranox DTH hammers Description Thread connection
Get Price2019-11-25 · DTH hammer is a kind of pneumatic rock drilling tools, the difference from others is during drilling process hammer always stay in the bottom of the hole, impact the rock by bit from hammer directly. High pressure air enter into the hammer through drill pipe, then run out from
Get Price2017-12-5 · DTH Hammers & Button Bits Technical Brochure Pipes and RockDrills Manufacturing Co. www.lotuspipesandrockdrills.com FAST. VERSATILE. TOUGH. 5 Inch Hammer Model Shank Type Top Connecon Threads Lotus –FDD_35 DHD 350 2 3/8' API Lotus MAX_L500V DHD 350 2 3/8' API 6 Inch Hammer Model Shank Type Top Connecon Threads Lotus –FF 6 FF 6 3 1/2” API ...
Get Price2017-8-15 · 8 7 19/6/2017 6 5 4 3 2 1 HYPER 41 – DTH HAMMER TECHNICAL BROCHURE Technical Specification Valveless Hammer 105 mm (4⅛”) - 127 mm (5”) dia. Holes The new shorter and highly dependable Hyper 41 hammer is designed for drilling 105 mm - 127 mm (4⅛” to 5”) diameter holes.
Get Price2017-6-9 · DTH Hammer General Recommendations Safety & Handling When operating any air powered DTH equipment, always be aware of pressurized exhaust air discharge, dust and rock chips. Never work on hammers or change bits without securing the hammer and ensuring all pressurized chambers has been drained from the drill string.
Get Price2017-12-23 · Field failure analysis of DTH Hammer Bit is a real time industry project. A down-the-hole, usually called DTH is basically mini jackhammer screwed on the bottom of a drill string. The fast hammer action breaks hard rock into small flakes and dust is blown clear by the air exhaust from the DTH hammer.
Get Price2016-6-20 · COP 66 DTH HAMMER Taking blasthole drilling to a new dimension. 2 THE COP 66: FASTER, LIGHTER, SHORTER The new COP 66 and its new platform design represent real innovation in down-the-hole drilling. You can also see and feel the difference yourself: Shorter, lighter, no
Get Price2013-9-30 · VALVED DTH HAMMER Technical Brochure Certificate Number 2446/00 ISO9001. S Weight (less bit) Length (less bit) Outside dia. Piston weight Stroke 17.6Ibs 27.9' 2.0'
Get Price2019-11-15 · Welcome to the 3rd and final installment of our 3 part technical series on DTH Hammers & Bits. Rock Hog’s last installment focused on hammer maintenance, service schedules, inspection, disassembly and assembly. In this week’s installment we’ll be focusing on the drill bit. The Drill Bit A quality Rock Hog hammer requires a quality bit.
Get Price2021-3-3 · Mincon MP180-N180 DTH Hammer . Item # Part Number Description MD1801AS01 Mincon MP180 -N180 (8 5/8' A.P.I. Reg. Pin) 1 MD1819BI01 MP180 8 5/8 API Insert 2 MD1817BO06 Backhead Insert Break out ring 3 MD1830CP01 BH Tube Circlip 4 MD1816TB02 Backhead Tube (8 5/8' API Insert) 5 MD1823OR01 O-Ring ...
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