DTH Drilling Rig Tools for Br Shank Series DTH Bit

• After-sales Service: Supplied
• Warranty: 1 Year
• Type: Mining Industry
• Certification: CE, ISO9001: 2000
• Condition: New
• Marketing Type: New Product 2022
• Model NO.: QL40
• Brand Name: Wontech
• Quality: 98% Quality Similarity World Top Class Brands
• Advantage: Long Service Life
• 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:QL40 DTH Hammer

Shank: QL40

Material: Fine Alloy Steel

Size:4 inch

Outside Diameter: 99 mm

Length without Bit: 1025.3 mm

Thread: API 2 3/8'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' REG PIN (RIGHT)

Working Air Pressure: 10~25 bar

Recommended Rotary Speed: 30~60 r/min

Impact Rate at 17 bar: 28Hz

Air Consumption: 343 cfm/246.6 psi, 536 cfm/348 psi

Net Weight: 49.6 kg/pc

Application

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

Main Technical Features

A. QL40 DTH HAMMER is designed to drill water wells, geothermal wells for heating, and micro-piling holes for foundation.

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

C. QL40 DTH HAMMER is processed under high temperatures above 800 Celsius degrees so to gain the best physical performance like hardness and toughness.

D. Developed from DHD Series hammers, QL40 DTH hammer is also with a very simple structure, which is convenient for assembly and dis-assembly.

E. As it's designed for wells drilling, QL40 hammer can stands high air pressure up to 30 bars when drilling and this helps save time and cost for our end customers.

F. 12 spine chuck of QL40 DTH HAMMER keep long service life in drilling activities.

After Sales Service