Down The Hole DTH Back Hammer with Low Price Made in China

• After-sales Service: Supplied
• Warranty: 1 Year
• Type: Mining Industry
• Certification: CE, ISO9001: 2000
• Condition: New
• Brand Name: Wontech
• Model NO.: QL80
• Quality: 98% Quality Similarity World Top Class Brands
• Advantage: Long Service Life
• Material: Carbon Steel
• Transport Package: Standard Package,Carton /Wooden/ Plastic Box for D
• Origin: China
• HS Code: 8430419000
• Production Capacity: 50000 PCS/Year

Product Description

Product Description

Product:QL80 DTH Hammer

Shank: QL80

Material: Fine Alloy Steel

Size:8 inch

Outside Diameter: 185 mm

Length without Bit: 1227.2 mm

Thread: API 4 1/2" REG PIN (RIGHT)

Working Air Pressure: 10~25 bar

Recommended Rotary Speed: 25~45 r/min

Impact Rate at 17 bar: 22 Hz

Air Consumption: 868 cfm/246.6 psi, 1393 cfm/348 psi

Net Weight: 171.4 kg/pc

Application

Water Well Drilling, Exploration Drilling, Foundation and Geotechnical Drilling, Geothermal Drilling

Main Technical Features

A. WONTECH QL80 DTH Hammer can be used to drill a water well, drill anchoring hole, and drill blast hole in quarries or mines.

B. Made of fine alloy steel, Wontech's QL80 hammer has been precision machined to produce a perfect body, designed for specific applications for all rock types, hardness, and conditions.

C. Composed of 14 spare parts, QL80 DTH hammer has outstanding structure design and each part works very closely with the others so as to obtain the best function which has the fast drilling speed and save oil.

D. Piston, chuck, adapter, and outer cylinder all have to go through the heat treatment technology and have the best physical performance like high hardness, wear-resistance, and tenacity.

E. Wear-resistant buttons are available to be added to the high-valuable QL80 hammer.

After Sales Service