Low Air Pressure Down The Hole DTH Hammers for Drilling

• Customization: Available
• Type: Low Air Pressure Hammer
• Warranty: 1 Year
• Model NO.: CIR 90
• Processing Type: Forging
• Machine Type: Drilling Tool
• Process: Forging+Machining+Surface Treatment
• Applicable Industriey: Energy & Mining
• Material: Carbon Steel
• Video Outgoing-Inspection: Provided
• Length(mm): 796
• Machinery Test Report: Not Available
• Transport Package: Wooend Box
• Specification: 80*796mm
• Trademark: CSDRILL
• Origin: Changsha, Hunan

Product Description

Product Description

 

The Characteristics Of Low Air Pressure DTH Hammers Without Foot Valve: Introducing an unparalleled innovation in drilling technology - the low air pressure DTH Hammer without a foot valve, crafted under our latest design blueprint. This remarkable creation stands as one of the most advanced DTH Hammers globally.

 

 

Product Parameters

 

Advantages:
1. Experience the power of single impact energy paired with minimal energy consumption for superior rock crushing capabilities.
2. Achieve unmatched performance with a piston-to-bit weight ratio nearly at 1:1, enhancing efficiency in rock disintegration and extending the lifespan of your drilling tools.
3. Enjoy excellent central air exhaust and cuttings discharge, minimizing the risk of repeated rock crushing.
4. Equipped with a reliable check valve device, this tool is perfect for underwater drilling operations. The CR series DTH Hammer is your go-to solution for industries spanning energy, transportation, metallurgy, and construction.

Parameters of CIR90/CIR110/CIR150/CIR170
Length   (without bit)	Weight  (without bit)	External Diameter	Bit Shank	Hole range	Connection Thread
765mm 800mm 839mm 908mm 1030mm	14KG 19KG 32KG 69KG 96KG	φ61mm φ80mm φ98mm φ137mm φ156mm	CIR76 CIR90 CIR110 CIR150 CIR170	φ76mm φ85-φ110mm φ110-φ135mm φ155-φ178mm φ170-φ250mm	T48x10x2 T48x10x2 T48x10x2 T75x10x2.5 F100x28Pin
Working Pressure	Impact rate at 1.5Mpa	Recommended rotation speed		Air consumption
				0.5Mpa	0.6Mpa	0.7Mpa
0.5-0.7Mpa	14HZ	25-40r/min		6.5m³/min	8m³/min	11m³/min

 

Certifications

 

Certifications that speak for quality: Patent Certificate, Quality Certificate, and Certificate of Conformity.

 

Packaging & Shipping

 

Our products are safely encased in sturdy ply-wooden cases and pallets, ensuring protection and preventing damage during transit. We also offer customized packaging to cater to your specific needs.

 

After Sales Service

 

Enjoy a comprehensive 1-year warranty with access to free parts replacement and repair services, ensuring peace of mind and long-term satisfaction.

Company Profile

 

Changsha DTH Drill Construction Machinery Co., Ltd. boasts a rich legacy exceeding two decades in the drilling tools industry since its inception in 1996. Initially established as the designated processing site for down-the-hole drilling tools for the Changsha Institute of Mining Research, the company has fostered collaborations with prestigious institutions such as the Institute of Metal Research of the Chinese Academy of Sciences, Japan's NIMS, University of Queensland, and the Swiss Federal Institute of Technology (EMPA).