What are the working pressure and impact rate specifications?

Working pressure ranges from 1.0 to 2.5 MPa, with an impact rate of 30 Hz at 0.5 MPa.

What is the recommended rotary speed?

The recommended rotary speed is 25-40 rpm.

What is the lead time for production?

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

2018 Bd Drill HD DTH Hammer Cop44 DHD340

Name: 2018 Bd Drill HD DTH Hammer Cop44 DHD340
Brand: Changsha Heijingang Industrial Co., Ltd.
SKU: 680662942

Hunan, ChinaChangsha Heijingang Industrial Co., Ltd.

Negotiable

1 Piece

Product profile

Customization

Available

Customized

Standard

JIS, AISI

Model NO.

DHD340

Length

Stub-length

Type

Drilling Machine

Material

Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Mining Object

Mining

Trademark

HJG

Origin

China

HS Code

84123100

Key features

No Foot Valve Design: Eliminates trouble of foot valve fracture and expansion/contraction.

Higher Drilling Speed: Drilling speed is 15%-30% higher than models with foot valves.

Lower Energy Consumption: Features lower air and oil consumption, with oil usage 10% lower.

Simple Structure: Reliable parts, long life, and easy, cheap maintenance.

Advanced DTH Hammer: Newest high air pressure design without foot valve.

OEM/ODM Services: OEM and ODM services are available for customization.

Wide Application Range: Suitable for wood, well, PCB, metal, and masonry drilling.

High Impact Frequency: Achieves 30 Hz impact rate at 0.5 MPa working pressure.

Company profile

Changsha Heijingang Industrial Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2011-01-25 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.40h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryChangsha Heijingang Industrial Co., Ltd. is a China-based limited company established in 1999, specializing in rock-drilling equipment and pneumatic tools. Its stated product range includes DTH hammers and bits, drilling rigs, threaded bits, shank adapters, coupling sleeves, drill pipes, tool joints, and related spare parts. The supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, 22 years of R&D engineer experience, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It began exporting in 2011 and reports customers or markets across multiple global regions. Evidence supports established manufacturing, certification, product breadth, and export capability. However, the provided information does not adequately demonstrate after-sales service systems, customization processes, customer case studies, or financial credibility.

Supplier typeThe supplier is identified as a privately operated limited company in China, established in 1999, with manufacturing and processing machinery as a commercial focus. Its described business involves researching and manufacturing rock-drilling equipment, pneumatic tools, drilling rigs, drilling bits, drill pipes, and related components, indicating a manufacturer rather than a trading-only entity.

CertificationsThe supplier reports ISO9001:2015 quality-management certification, ISO14001:2015 environmental-management certification, and ISO45001:2016 occupational-health-and-safety certification, plus other unspecified certifications. These stated certifications provide explicit evidence of formal management-system coverage.

R&D capabilityThe supplier reports 22 years of R&D engineer experience and describes research into rock-drilling equipment, including a new-style geothermal drilling rig. It also states that it uses advanced craft technology and conducts strict quality inspection, providing explicit support for engineering and product-development capability, although no patent or new-product output data is given.

Production capacityThe supplier reports 834 employees, a 54,034 m² manufacturing plant, 10 production lines, 11–20 quality-control staff, and stated annual capacities of 200,000 DTH hammers/drill bits and 10,000 drilling rigs. It also reports one-month fulfillment timing in both off-peak and peak seasons, which supports substantial and relatively consistent production capacity.