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6" HD65 down the hole hammer
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| Model No. : | 3\"/3.5\"/4\"/5\"/6\"/8\"/10\"/12\" down the hole hammer |
|---|---|
| Brand Name : | MEGAROC |
Xiamen Zhaoxing Machinery & Electric Equipment Co., Ltd.
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Product description
6" HD65 down the hole hammer Product Description Dth Hammer Types: Low air pressure: 0.5-0.7Mpa Middle air pressure : 0.7-1.8Mpa High air pressure:1.8-2.5Mpa 
Dth hammer models : 
Advantages of dth hammer: 1. More efficient energy transfer. 2. Faster drilling speed, 15%-30% higher than others. 3. Lower air consumption and lower oil consumption. oil consumption is about 10% lower than others 4. Direct factory price. Advantages of dth hammer spare parts : 1.Valveless air distribution. More reliable. 2.Simple design of the piston, long life. 3.Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated. 4.Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread. 
The application cases of dth hammer :
Since our company has been established in 1996, we have served a number of large mining projects including blast holes, anchoring geothermal bore holes, quarring, well drilling and accumulated a wealth of practical experience.And Our DTH hammer can be used in different types of drilling machine
Warranty of dth hammers: In the early use if the dth hammer, rupture appears on parts such as external cylinder, piston and drive chuck ect. the broken parts can be compensated according to the situation. Packaging & Shipping Dth hammer shipping details: Internal package : By carton box with foam ,one pc dth hammer per carbox External package: By wooden box, one pc dth hammer per wooden box. Round-sealed package can prevent damaging during delivery. Delivery ways of dth hammers: Sample order can delivery by Air or International express, such as DHL, UPS, Fedex, ect. Batch orders can delivery by Air , By truck or by Sea We can choose most favorable delivery ways for our customers 
Related Products: Also we can offer drill rig, air compressor, dth bit, rod, ect. Factory Factory: Advance equipment Professional technicians Strict production process 
Company Information Company Introduction About the Company strength: Xiamen Zhao Xing Electrical Equipment Co., Ltd. was established in 1996, with extensive experience in drilling area. We specializes in providing drilling solutions for our customers to improve efficiency and cost savings. ZHAOXING is worth of your choice! 
Passion and professinal team We have cultivated a contingent of well-trained,experienced maintenance engineers,s- trong service team, in order to provide a guarantee of normal production; we have accumulated a number of outstanding drilling rigs and drilling tools suppliers, we are familiar with drilling products market, we are here to provide low-cost, high-efficiency drilling services solution capacity. 
Certificate 
After-Sales Service 1. Technical Support will be available in any time 2. Our sales team will response for your question within 24 hours (Holidays Excluded) customer visit
FAQ The information about dth drill bit you may like to know before order: 1. Methods of Payment: T/T (Telegraphic Transfer) or Western Union or L/C at sight 2. Handling time for an order Based on order quantity, normally it takes 20 days for production. in 3 working days after receiving the advance payment 3. Shipping way Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air Bulk order: we suggest by air or by sea. 4. Quality Control We have our own experienced QC. There will be strict inspection and testing for every order before shipping out. 5. After Services: a. Our sales team will response for your question within 24 hours (Holidays Excluded) b. Technical Support will be available in any time
Dth hammer models : 
| DTH hammer type | MHD35 | MHD45 | MSD4 | MQL4 | |
| Length(less bit) mm | 930mm | 1030 | 1084 | 1097 | |
| Weight(less bit) kg | 25kg | 39 | 40.5 | 41 | |
| External diameter mm | Φ82mm | Φ99 | Φ99 | Φ99 | |
| Bit shank | DHD3.5 | COP44 DHD340 | SD4 | QL40 | |
| Hole range(mm) | Φ90-110 | Φ110-135 | Φ110-135 | Φ110-135 | |
| Connection thread | API 2 3/8” Reg. | API 2 3/8"Reg | API 2 3/8"Reg | API 2 3/8"Reg | |
| Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 28Hz | 27Hz | 27Hz | 27Hz | |
| Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | 25-40r/min | |
| Air consumption | 1.0Mpa | 4.5m3/min | 6.0m3/min | 6.0m3/min | 6.0m3/min |
| 1.8Mpa | 9.0m3/min | 10.0m3/min | 10.0m3/min | 10.0m3/min | |
| 2.4Mpa | 15.0m3/min | 15.0m3/min | 15.0m3/min | ||
| DTH hammer type | MHD55 | MHD55C | MSD5 | MQL5 | |
| Length(less bit) mm | 1214 | 1160 | 1175 | 1156 | |
| Weight(less bit) kg | 76.5 | 72.5 | 72.5 | 73 | |
| External diameter mm | Φ125 | Φ125 | Φ125 | Φ125 | |
| Bit shank | COP54 DHD350R | HD55C DHD350Q | SD5 | QL50 | |
| Hole range(mm) | Φ135-155 | Φ135-155 | Φ135-155 | Φ135-155 | |
| Connection thread | API 2 3/8"Reg | API 2 3/8"Reg | API 3 1/2"Reg | API 3 1/2"Reg | |
| API 3 1/2"Reg | API 3 1/2"Reg | ||||
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 25Hz | 25Hz | 25Hz | 25Hz | |
| Recommended Rotation speed | 20-35r/min | 20-35r/min | 20-35r/min | 20-35r/min | |
| Air consumption | 1.0Mpa | 9.0m3/min | 9.0m3/min | 9.0m3/min | 9.0m3/min |
| 1.8Mpa | 15.0m3/min | 15.0m3/min | 15.0m3/min | 15.0m3/min | |
| 2.4Mpa | 23.0m3/min | 23.0m3/min | 23.0m3/min | 23.0m3/min | |
| DTH hammer type | MHD65 | MSD6 | MQL6 | MHD85 | |
| Length(less bit) mm | 1248 | 1261 | 1212 | 1492 | |
| Weight(less bit) kg | 100 | 100 | 95 | 188 | |
| External diameter mm | Φ142 | Φ142 | Φ146 | Φ180 | |
| Bit shank | COP64 DHD360 | SD6 | QL60 | COP84 DHD380 | |
| Hole range(mm) | Φ155-190 | Φ155-190 | Φ155-190 | Φ195-254 | |
| Connection thread | API 3 1/2"Reg | API 3 1/2"Reg | API 3 1/2"Reg | API 4 1/2"Reg | |
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 23Hz | 23Hz | 23Hz | 20Hz | |
| Recommended Rotation speed | 20-30r/min | 20-30r/min | 20-30r/min | 20-30r/min | |
| Air consumption | 1.0Mpa | 10.0m3/min | 10.0m3/min | 10.0m3/min | 15.0m3/min |
| 1.8Mpa | 20.0m3/min | 20.0m3/min | 20.0m3/min | 26.0m3/min | |
| 2.4Mpa | 28.5m3/min | 28.5m3/min | 28.5m3/min | 34.0m3/min | |
| DTH hammer type | MSD8 | MQL8 | MSD10 | MHN100 | |
| Length(less bit) mm | 1463 | 1465 | 1502 | 1510 | |
| Weight(less bit) kg | 192 | 182 | 290 | 288 | |
| External diameter mm | Φ180 | Φ180 | Φ226 | Φ226 | |
| Bit shank | SD8 | QL80 | SD10 | NUMA100 | |
| Hole range(mm) | Φ195-254 | Φ195-254 | Φ254-311 | Φ254-311 | |
| Connection thread | API 4 1/2"Reg | API 4 1/2"Reg | API 4 1/2"Reg | API 6 5/8"Reg | |
| API 6 5/8"Reg | |||||
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 20Hz | 20Hz | 18Hz | 18Hz | |
| Recommended Rotation speed | 15-25r/min | 15-25r/min | 15-25r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 15.0m3/min | 15.0m3/min | 22.0m3/min | 22.0m3/min |
| 1.8Mpa | 26.0m3/min | 26.0m3/min | 40.0m3/min | 45.0m3/min | |
| 2.4Mpa | 34.0m3/min | 34.0m3/min | 55.0m3/min | 60.0m3/min | |
| DTH hammer type | MHD1120 | MSD12 | MHN120 | MNH125 | |
| Length(less bit) mm | 1900 | 1880 | 1900 | 1900 | |
| Weight(less bit) kg | 480 | 487 | 485 | 480 | |
| External diameter mm | Φ275 | Φ275 | Φ275 | Φ275 | |
| Bit shank | DHD1120 | SD12 | NUMA120 | NUMA125 | |
| Hole range(mm) | Φ305-445 | Φ305-445 | Φ305-445 | Φ305-445 | |
| Connection thread | API 6 5/8"Reg | API 6 5/8"Reg | API 6 5/8"Reg | API 6 5/8"Reg | |
| Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
| Impact rate at 1.5-1.7Mpa | 16Hz | 16Hz | 16Hz | 16Hz | |
| Recommended Rotation speed | 15-25r/min | 15-25r/min | 15-25r/min | 15-25r/min | |
| Air consumption | 1.0Mpa | 30.0m3/min | 30.0m3/min | 30.0m3/min | 30.0m3/min |
| 1.8Mpa | 56.0m3/min | 56.0m3/min | 56.0m3/min | 56.0m3/min | |
| 2.4Mpa | 78.0m3/min | 78.0m3/min | 78.0m3/min | 78.0m3/min | |
Advantages of dth hammer: 1. More efficient energy transfer. 2. Faster drilling speed, 15%-30% higher than others. 3. Lower air consumption and lower oil consumption. oil consumption is about 10% lower than others 4. Direct factory price. Advantages of dth hammer spare parts : 1.Valveless air distribution. More reliable. 2.Simple design of the piston, long life. 3.Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated. 4.Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread. 
The application cases of dth hammer : Since our company has been established in 1996, we have served a number of large mining projects including blast holes, anchoring geothermal bore holes, quarring, well drilling and accumulated a wealth of practical experience.And Our DTH hammer can be used in different types of drilling machine
Warranty of dth hammers: In the early use if the dth hammer, rupture appears on parts such as external cylinder, piston and drive chuck ect. the broken parts can be compensated according to the situation. Packaging & Shipping Dth hammer shipping details: Internal package : By carton box with foam ,one pc dth hammer per carbox External package: By wooden box, one pc dth hammer per wooden box. Round-sealed package can prevent damaging during delivery. Delivery ways of dth hammers: Sample order can delivery by Air or International express, such as DHL, UPS, Fedex, ect. Batch orders can delivery by Air , By truck or by Sea We can choose most favorable delivery ways for our customers 
Related Products: Also we can offer drill rig, air compressor, dth bit, rod, ect. Factory Factory: Advance equipment Professional technicians Strict production process 
Company Information Company Introduction About the Company strength: Xiamen Zhao Xing Electrical Equipment Co., Ltd. was established in 1996, with extensive experience in drilling area. We specializes in providing drilling solutions for our customers to improve efficiency and cost savings. ZHAOXING is worth of your choice! 
Passion and professinal team We have cultivated a contingent of well-trained,experienced maintenance engineers,s- trong service team, in order to provide a guarantee of normal production; we have accumulated a number of outstanding drilling rigs and drilling tools suppliers, we are familiar with drilling products market, we are here to provide low-cost, high-efficiency drilling services solution capacity. 
Certificate 
After-Sales Service 1. Technical Support will be available in any time 2. Our sales team will response for your question within 24 hours (Holidays Excluded) customer visit
FAQ The information about dth drill bit you may like to know before order: 1. Methods of Payment: T/T (Telegraphic Transfer) or Western Union or L/C at sight 2. Handling time for an order Based on order quantity, normally it takes 20 days for production. in 3 working days after receiving the advance payment 3. Shipping way Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air Bulk order: we suggest by air or by sea. 4. Quality Control We have our own experienced QC. There will be strict inspection and testing for every order before shipping out. 5. After Services: a. Our sales team will response for your question within 24 hours (Holidays Excluded) b. Technical Support will be available in any time
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