Which port do you ship from?

We usually ship containers from Shanghai Port, though Guangzhou Port is also available.

What are the advantages of hammers without foot valves?

They prevent valve breakage, offer higher impact rates, 15-30% faster drilling speed, lower energy and oil consumption, and feature simple, reliable designs for easy maintenance.

What certifications do your products have?

Our products are certified under ISO 9001:2000 and ISO 9001:2008 standards.

8inch High Air Pressure DTH Hammers for Rock Drilling / Water Well Drilling Mining Tools

Name: 8inch High Air Pressure DTH Hammers for Rock Drilling / Water Well Drilling Mining Tools
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1918852355

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-200.00

1 Piece

Sample price:US$1000.00/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 4 1/2" Reg

Hole Range

Dia 195 - 254 mm

Working Pressure

1.0 - 3.0MPa

Compatible Bit Shank

Cop84, DHD380, Ql80, M80, SD8, CD85

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 inch to 12 inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Key features

Foot Valve-Free Design: Eliminates valve breakage risks, offering 15-30% higher drill speed and lower energy consumption.

Customization Options: Customizable connection threads, hole ranges, working pressures, and compatible bit shanks.

Premium Material Quality: Made from high-quality alloy steel with premium hardened procedures for extended service life.

Low Maintenance Cost: Simple design with reliable parts ensures easy and cheap maintenance compared to traditional hammers.

Energy Efficiency: Oil consumption is approximately 10% lower than hammers equipped with foot valves.

Stable Production Lead Time: Full production chain ensures stable and prompt delivery, typically taking about one month.

Competitive Pricing: Offers best quality against small factories and competitive prices against famous global brands.

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: ≤5.71h

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.