Place of Origin: | China |
Brand Name: | MIROC |
Certification: | API |
Model Number: | DTH Hammer |
Minimum Order Quantity: | 1 Piece DTH Hammer |
---|---|
Price: | negotiation |
Packaging Details: | Carton Box or Wooden Box |
Delivery Time: | 25 days |
Supply Ability: | 20000 pieces per month |
Name: | DTH Hammer | Series: | QL80 COP84 DHD380 M80 SD8 |
---|---|---|---|
Size: | 8'' | Type: | With Foot Valve, No Foot Valve |
Use: | Tunneling, Mining,Quarrying,Water Well | Color: | Green,Black ,Orange ,Blue,Golden |
High Light: | down hole hammer,down the hole hammer |
QL80 COP84 DHD380 M80 SD8 DTH Hammers , High Pressure mining hammer 8.0''
In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH hammers a nearly constant penetration rate regardless of hole length.
Basic Information
Items | Replacement Parts |
1 | Top sub |
2 | O-ring of top sub |
3 | Breakout Ring |
4 | Check Valve |
5 | Spring |
6 | Compression Buffer |
7 | Air Distributor |
8 | Internal cylinder |
9 | Piston |
10 | External cylinder |
11 | Guide sleeve |
12 | O-ring of stop ring |
13 | Stop ring |
14 | Breakout ring |
15 | Drive chunk |
16 | Drill bit |
COP84/ DHD380 Hammer Specification:
Drilling Diameter(mm) | Hammer Length Without Bit(mm) | External Diameter(mm) | Weight Without Bit(kg) | ||||
φ195-φ254 | 1492 | 180mm | 188 | ||||
Working Pressure(Mpa) | Air Consumption(m³/min) | ||||||
1.5-3.0 Mpa | 1.0Mpa: 15 m³/min | 1.8Mpa: 26 m³/min | 2.4Mpa: 34 m³/min | ||||
Impact rate at 17 bar | Recommended Rotation Speed | Connection Rod Thread | Bit Shank | ||||
27HZ | 20-30 r/min. | API 4 1/2'' Reg | COP84/DHD380 |
Applications
1. mine and quarry
2. road construction for the drilling and blasting work
3. water well drilling
4. slope protection
KSQ Related Rock Drilling Tools:
(1) Integral Drill Rod–Shank H19 x 108mm and H22 108mm.
(2) Tapered Rock Drill Tools - chisel bit, cross bit, button bit, drill rod of taper 7, 11, 12 degree
(3) Threaded Rock Drill Tools - button bit, retrac button bit, drop center button bit, dome bit, reaming bit,extension rod, MF-Rod, coupling sleeve of thread R25, R28, R32, R38, T38, T45, T51, ST58, ST68.
(4) Shank Adapters (Striking Bars) - equivalent to Atlas Copco, , Furukawa, Gardner Genver, Ingersoll Rand etc.
(5) Down-the-hole (DTH) Bits& Hammers - 3'', 4'', 5'', 6'', 8'' hammer and DTH button bit.
Other products: Tricone bits, PDC bits, self- drilling hollow anchor bar etc.
Contact Person: Mr. Yingkai Zhang
Tel: +86 18501231988