Mincon 8DHSD Hammer
The Mincon 8DHSD hammer is designed around proven technology to perform at the top end of the performance scale compared to other tools on the market. These tools are excellent for all types of drilling applications including residential geothermal, production quarry drilling, seismic drilling and small construction drilling.
Key Features and Benefits
Key Features and Benefits
- Patented features maximize energy output and reduce service requirements.
- Fewer internal components minimize service requirements.
- Valveless, high frequency design ensures smooth operation.
- Hardened wear sleeve for optimum wear resistance even in the most abrasive conditions.
- Multi-start threads on backhead and chuck ensure easy coupling/uncoupling of hammer.
- Unique internal mount system eliminates the need for wear shims and special assembly tools.
- All critical internal components are heat treated under strict control to maximize tool longevity.
SpecificationsMetricImperialHammer Outside Diameter181mm7.15"Hammer Length (Less Bit, Backhead Shoulder to Chuck)1186mm46.7"Backhead Spanner Flat Size140mm5.5”Drill Bit Shank TypeSD8/6315Minimum Bit Size203mm8.0"Hammer Weight (Less Bit)173.2Kgs381LbsDrill Bit Weight (216mm/8 1/2”)48.5Kgs107LbsPiston Weight39Kgs86LbsBackhead Stand Off0.75mm0.030”Make up Torque8135-10850 NM6000-8000 FT LbsWear Sleeve Reverse Limit172mm6.770"Wear Sleeve Discard Limit169mm6.650”Recommended Minimum Air Package425 l/s @ 24.1 Bar900 cfm @ 350 psi
| Item # | Part Number | Description |
| MD801AS03 | Mincon 8DHSD8 (4 1/2" A.P.I. Reg. Pin) | |
| 1 | MD801BH01 | Backhead (4 1/2" A.P.I. Reg. Pin) |
| 2 | MD822OR01 | O Ring |
| 3 | MB506CH01 | Choke Blank |
| 4 | MD802CV01 | Check Valve |
| 5 | MB503SP01 | Spring |
| 6 | MD805LR01 | Lock Ring |
| 7 | MD804SM01 | Steel Make-Up Ring |
| 8 | MD807DR01 | Air Distributor |
| 9 | MD821OR01 | O Ring |
| 10 | MD820OR01 | O Ring |
| 11 | MD809SR01 | Seating Ring |
| 12 | MD808IC01 | Inner Cylinder |
| 13 | MD810PN03 | Piston |
| 14 | MD811WS01 | Wear Sleeve |
| 15 | MD812PR01 | Piston Retaining Ring |
| 16 | MD814BR03 | Bit Retaining Ring |
| 17 | MD815CK03 | Chuck (SD8) |
| 18 | MD826SK03 | Service Kit |
| MD826SK03 | Service Kit | |
| 3 | MB506CH01 | Choke Blank |
| MB506CH02 | Choke 1/8” (3.2mm) | |
| MB506CH03 | Choke 3/16” (4.8mm) | |
| 5 | MB503SP01 | Spring |
| MD825OK03 | O Ring Kit | |
| MD825OK03 | O Ring Kit | |
| 2 | MD822OR01 | O Ring |
| 9 | MD821OR01 | O Ring |
| 10 | MD820OR01 | O Ring |