Model NO.: CIR90
Brand Name: Bestlink
Name: DTH Hammer
Processing Type: Forging
Color: Blue
Application: Mining, Construction etc
Usage: Rotary Impact Drilling
Connection Thread: API Standard
Condition: New
Trademark: BESTLINK
Transport Package: Carton Package
Specification: ISO
Origin: Xiamen, China
HS Code: 82071990
CIR90 Low Air Pressure DTH Hammer and BitsCIR Hammer is a new product combining the advantages of DHD Hammer and QCZ Hammer. The wind pressure of working is between 0.5-0.7MPa.
The CIR Hammer with advanced technology has high quality and quick speed of drilling. CIR hammer has bigger specific energy of shock and lower power consumption while operating. The momentum transfer reaches the ideal level.
Advantage:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption
2. Smooth performance and long service life
3. Low problem rate and easy to maintenance
4. Easy to depart bit from hammer
5. Interchangeable with DTH bit and drill pipe
Packing: DTH hammer and bits will be package with cartons or with wooden case
Delivery: In 20 working days after receiving the advance payment
Low air pressure CIR series, here is the recommend model CIR90 hammer:
| DTH hammer type | CIR90 | |
| Length(less bit) | 795mm | |
| Weight(less bit) | 22.0kg | |
| External diameter | Φ80mm | |
| Bit shank IR3.5" | CIR90/QT90 | |
| Hole range(mm) | Φ90-130 | |
| Connection thread | male T48*10*2 | |
| Working pressure | 0.5-0.7Mpa | |
| Impact rate | 820rpm(6bar) | |
| Â | 10bar | 120L/s(6bar) |
| Air consumption | 18bar | Â |
| Â | 24bar | Â |
The CIR series Hammer DTH for your reference:
| Â | Â | Â | Â | Â | Â | Â |
| Model | OD*TL(mm) | Air pressure(Mpa) | Air consumption (m3/min.) | bits diameter *shank*spline no. | impact frequency (strike/min.) | weight(kg) |
| CIR55 | Φ48*657 | 0.5-0.7 | 2.0-2.5 | 55-60*31*4 | 840 | 6 |
| CIR60 | Φ53*657 | 0.5-0.7 | 2.5-3.5 | 58-65*34*4 | 840 | 7 |
| CIR70 | Φ61*765 | 0.5-0.7 | 3.5 | 70*42*4 | 840 | 9 |
| CIR76 | Φ66*765 | 0.5-0.7 | 3.5-5.0 | 76*44*4 | 840 | 14 |
| CIR80 | Φ78*446 | 0.5-0.7 | 4.0-6.0 | 80*35*45(flat) | 940 | 12 |
| CIR80A | Φ72*795 | 0.5-0.7 | 5 | 80*50*6 | 840 | 15 |
| CIR80B | Φ76*785(4spline) | 0.5-0.7 | 6 | 90*52*4 | 810 | 19 |
| Φ76*777(6spline) | 90*54*6 | |||||
| CIR90 | Φ80*800 | 0.5-0.7 | 7.2 | 90-100*54*6 | 840 | 20 |
| CIR100 | Φ90*434 | 0.5-0.7 | 8 | 100-130*50*flat | 820 | 19 |
| CIR100A | Φ90*715 | 0.5-0.7 | 10 | 105-115*56*4 | 820 | 24 |
| CIR100B | Φ95*847 | 0.5-0.7 | 12 | 110-115*60*4 | 820 | 30 |
| 110-115*65*6 | ||||||
| CIR110 | Φ98*871 | 0.5-0.7 | 12 | 110-120*65*6 | 820 | 37 |
| CIR150B | Φ136*908 | 0.5-0.7 | 15 | 150-165*90*8 | 850 | 68 |
| CIR150C | Φ142*913 | 0.5-0.7 | 17 | 155-165*90*6 | 850 | 69 |
| CIR150C | Φ135*687 | 0.5-0.7 | 13 | 155*80*8 | 860 | 43 |
| CIR170A | Φ156*1022 | 0.5-0.7 | 19.5 | 170-175*98*6 | 840 | 102 |
| CIR200A | Φ188*1120 | 0.5-0.7 | 24 | 210*120*6 | 840 | 163 |
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