What is the lead time for production?

The average lead time is one month for both peak season and off-season.

How is the quality controlled before shipment?

We perform 100% inspection on finished products, including visual and function inspections, following uniform instructions.

Quarry Compatible Down The Hole

Name: DHD360 Hammer for Rock Drilling / Mining /Quarry Compatible Down The Hole
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1907889005

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Sample price:US$1500.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000, ISO 9001:2008

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Connection Thread

API 3 1/2" Reg

Hole Range

Dia 155 - 190 mm

Working Pressure

1.0 - 2.5MPa

Compatible Bit Shank

Mission60 / Cm60A

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 inch to 12 inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Key features

High Efficiency Drilling: 15-30% faster drilling speed with lower air and oil consumption compared to foot valve hammers.

Durable Design: Simple piston design with heat-treated parts ensures long life and fewer internal failures.

Easy Maintenance: Simple structure allows easy disassembly and cheaper maintenance without foot valve risks.

Reliable Performance: Advanced valve air distribution provides more reliable operation and higher impact rates.

Customizable Options: Customization available for connection thread, hole range, working pressure, and compatible bit shank.

Quality Certified: Manufactured under ISO 9001:2000/2008 standards with 100% finished product inspection.

Low Failure Rate: Fewer internal parts and robust construction lead to less failure and extended service life.

Versatile Compatibility: Compatible with Mission60, CM60A, and various bit shanks for diverse drilling applications.

Company profile

Changsha Chaojingang Machinery Manufacturing Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai Port; Shenzhen PortAverage Response Time: ≤3.75h

AI-Powered supplier vetting

SummaryThe supplier is focused on providing high-quality products and advanced technology in sectors such as earthwork engineering and geothermal drilling. While they have a strong R&D capability with ODM services and participate in international trade shows, their lack of overseas facilities and OEM services for popular brands are notable limitations. Financial data indicates no operating revenues or profits over recent years, raising concerns about financial credibility. They hold ISO9001:2015 certification but lack an environmental impact assessment report.

Supplier typeThe supplier is involved in sectors like earthwork engineering and construction, offering comprehensive rock drilling solutions with a focus on technology and service.

CertificationsThe supplier holds an ISO9001:2015 certificate, indicating a standardized quality management system.

After-Sales capabilityThe supplier lacks overseas warehouses, showrooms, and agents, limiting their after-sales service capabilities internationally.

Financial creditThere is a lack of operating revenues and profits over recent years, suggesting potential financial instability.

R&D capabilityThe supplier has a strong R&D capability, including ODM services and available SDKs, indicating a robust innovation potential.

Production capacityThe supplier has 20 qualified suppliers and a consistent lead time, reflecting stable production capabilities.

Customization capabilityThe supplier offers a wide range of customization options, including full and minor customizations.

Product Q&A

Q:What are the advantages of this DTH hammer without a foot valve?

It offers 15-30% higher drill speed, lower air and oil consumption (around 10% lower oil), higher impact rate, and eliminates worries about foot valve breakage or distortion due to abrasion or high temperature.

Q:What is the working pressure range for the DHD360 hammer?

The working pressure range is 1.0 - 2.5 MPa.

Q:Is customization available for this product?

Yes, customization is available for connection thread, hole range, working pressure, and compatible bit shank.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece.

Q:What certifications does the product have?

The product is certified under ISO 9001:2000 and ISO 9001:2008 standards.