What is the working pressure range for these hammers?

The working pressure is generally 1.0-2.5 Mpa for most models, with some middle-low pressure models operating at 0.7-1.75 Mpa.

How are the products packaged for transportation?

Packaged in carton boxes with foam, then into plywood cases or pallets to protect against damage during transportation. Customized packages are acceptable.

What certifications does the product have?

The product has ISO 9001:2000 certification and the management system certification is ISO9001:2015.

SD Series High Air Pressure DTH Hammer for Rock Drilling Compatible with DTH Bit SD4, SD5, SD6, SD8, SD10, SD12

Name: SD Series High Air Pressure DTH Hammer for Rock Drilling Compatible with DTH Bit SD4, SD5, SD6, SD8, SD10, SD12
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1909862675

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Product profile

Customization

Available

Certification

ISO 9001:2000

Standard

JIS, ASTM

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 Inch to 12 Inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

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

Durable Alloy Steel: Constructed from high-quality alloy steel with heat treatment for long life and fewer failures.

Wide Compatibility: Compatible with SD4-SD12 bits and various shanks like DHD, COP, Bulroc, and Mach series.

Simple Maintenance: Fewer internal parts and easy disassembly design ensure reliable and cheap maintenance.

Customization Available: Customized designs and packages are acceptable to meet specific client requirements.

Quality Assurance: 100% inspection of finished products with strict quality control and ISO9001 certification.

Fast Lead Time: General production lead time is 15-30 days, with one month for peak and off-season.

Reliable Valve Design: Valve air distribution and simple piston design provide more reliability and longer service life.

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: ≤10.33h

AI-Powered supplier vetting

SummaryThe supplier demonstrates product R&D, ODM, SDK availability, and broad customization capabilities, including customization from samples, designs, full customization, and minor customization. It reports eight years of export experience, export activity representing 51%–70% of total sales, self-operated import and export rights, and participation in an offline international construction machinery exhibition. Service quotations support FOB, CIF, CFR, and EXW, with a stated one-month average lead time in both peak and off-seasons. However, the supplier reports no overseas warehouse, showroom, agents, or branches, and no overseas service countries. ISO9001:2015 certification and recent fire drills are stated, but no factory environmental impact assessment report is available. Financial records provided for recent years show zero values for revenue, profit, margins, costs, and current ratios, preventing a positive assessment of financial credibility. Evidence of production scale and named customer cases is...

Supplier typeThe supplier appears to be a manufacturing-oriented rock-drilling equipment provider with R&D, ODM, SDK, export, and customization capabilities. Its products are described for earthwork, mining, water-well, construction, geothermal, and municipal engineering applications, while it does not provide OEM services for popular brands.

CertificationsThe supplier reports holding an ISO9001:2015 certificate and conducting regular fire drills during the past year. However, it also states that the factory has no environmental impact assessment report, so the evidence supports quality-system certification but not comprehensive environmental documentation.

Financial creditThe supplied financial records for the stated recent years report zero operating revenue, operating costs, gross profit, operating profit, gross margins, and current ratios. These values do not provide positive evidence of financial strength and materially limit the ability to verify financial credibility.

R&D capabilityThe supplier reports that it had new products during the past year, provides ODM services, and has an available SDK. These are explicit indicators of product development and technical integration capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports R&D capability and ODM service availability, supporting a broad customization offering.

Product Q&A

Q:What is the warranty period for the SD Series DTH Hammer?

Our products are made of high-quality steel and all spare parts are inspected strictly before shipping. We provide quick responses to complaints and suggestions.

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

The Minimum Order Quantity is 1 Pc.

Q:What is the production lead time?

Generally, it takes 15-30 days. The peak season and off-season lead time is one month.

Q:Is customization available for this product?

Yes, customized acceptable. We offer customization from samples, designs, full customization, and minor customization.

Q:What are the available payment terms?

We accept LC, T/T, PayPal, Western Union, and Small-amount payment.