What are the main applications of this drilling rig?

The HFU-4A is applied in coal, metallurgy, geology, and engineering fields. It is used for large-diameter gas drainage, water injection holes in mines and tunnels, and large-diameter horizontal drilling surface engineering.

What are the key technical specifications?

Key specs include a rated rotate torque of 1440 N.m, lifting capacity of 98 kN, feeding capacity of 50 kN, and electromotor rated power of 75 kW. It supports drill hole depths from 150m to 550m depending on the rod diameter.

Hfu-4A Hydraulic Under Ground Core Drilling Rig for Gold Mine

Name: Hfu-4A Hydraulic Under Ground Core Drilling Rig for Gold Mine
Brand: Henan Hanfa Heavy Industry Equipment Co., Ltd.
SKU: 2113694544

Henan, ChinaHenan Hanfa Heavy Industry Equipment Co., Ltd.

US$49,000.00-55,000.00

1 Set

Sample price:US$55000.00/set.Request sample

Product profile

Customization

Available

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Condition

New

Model NO.

Hfu-4A

Motor

DC Motor

Drill Hole Diameter

Bq, Nq, Hq, Pq

Drill Hole Depth

150-550m

Bit Type

Diamond Bit

Drilling Way

Rotary

Rated Rotate Torque

1440n.M

Lifting Capacity

98kn

Feeding Capacity

50kn

Electromotor Rated Power

75kw

Feeding Stroke

1800mm

Transport Package

Machine in Nude Package,Spare Parts in Wooden Case

Specification

3730*1200*1850mm

Trademark

Hanfa

Origin

Zhengzhou City, China

HS Code

843041

Production Capacity

30sets/Month

Key features

Deep Drilling Capability: Achieves drilling depths up to 550m with various drill rod diameters.

Compact & Portable Design: Separate structure, small size, light weight, and flexible movement for easy operation.

Multi-Angle Drilling: Swinging arm and mast allow luffing movement for multi-angle drilling requirements.

High Torque & Speed: Rated rotate torque of 1440 N.m with wide spindle rotating speed range up to 1200 r/min.

Explosion-Proof Motor: Driven by explosion-proof electric motor ensuring safety in underground mining environments.

Stable Mast System: Sliding and extending mast allows bottom to touch ground or platform for enhanced stability.

Comprehensive Certifications: Products hold CE, RoHS, ISO 9001:2000, ISO 9001:2008, QC, and TUV certificates.

Professional Manufacturer: Established in 1998 with over 30 years of experience in geological exploration equipment.

Company profile

Henan Hanfa Heavy Industry Equipment Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2005-05-02Nearest Port: qingdao, tianjin, shanghaiAverage Response Time: ≤4.75hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryJiaozuo Hanfa Industrial Co., Ltd. is identified as a private Chinese manufacturer, trading company, and group corporation, with a factory in Wuzhi County, Henan, while related Hanfa entities operate from Zhengzhou. The supplier offers drilling, mining, crushing, mineral-processing, and auxiliary equipment. Evidence indicates ISO 9001 certification, substantial export activity, overseas offices, experienced engineering and R&D personnel, four production lines, and 50 quality-control staff. The group reports completing 600 mine EPC projects, supporting its customer-case experience. It also describes dedicated after-service capability and integrated research, manufacturing, sales, and service operations. However, the provided information does not establish financial credibility, customization capability, or a quantified innovation performance beyond stated patents and R&D resources.

Supplier typeThe supplier is explicitly classified as a Trading Company, Manufacturer/Factory, and Group Corporation, with company nature also recorded as a factory. Its listed activities and products cover industrial equipment, drilling rigs, crushers, mills, mineral-processing lines, and related equipment.

CertificationsThe supplier management system is identified as ISO 9001, and the company states that its products passed ISO 9001:2000 quality-system certification. These slices provide explicit certification evidence, although no additional current certificates are listed.

After-Sales capabilityThe company describes a special after-service team, identifies service as a core principle, and states that quality and service have received consistent customer praise. These statements directly support an organized after-sales capability, although service coverage or response metrics are not provided.

R&D capabilityThe group reports experienced engineers, a professional R&D team, 31–40 years of total R&D-engineer experience, research and manufacturing capability, and 30 patents. These are explicit indicators of innovation resources and outputs.

Production capacityThe supplier is identified as a factory and manufacturer, operates four production lines, employs 50 quality-control staff, and describes sophisticated equipment and advanced technology. Its stated export history and product range further support established manufacturing capability.

Client casesThe company reports completing 600 mine EPC projects, serving mine-industry customers for many years, exporting to more than 20 countries through one group description and to more than 60 countries and regions through another. These claims provide substantial stated project and international customer experience, although individual customer names are not supplied.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, DTH drilling rigs, piling rigs, etc. Our products have been exported to more than 50 countries in Asia, South America, Africa, and have gained a good reputation worldwide.

Q:Are your products qualified?

Yes, all our products have gained ISO certification. We have a specialized quality inspection department that checks every machine before it leaves our factory.

Q:What is the quality warranty?

We offer a one-year quality warranty for the machine's main body.

Q:Do you provide after-sales service?

Yes, we have a special service team offering professional guidance. If needed, we can send an engineer to your worksite to provide training for your staff. We also provide 24-hour response to quality problems and remind you of wearing parts for preparation.

Q:How long is the delivery time?

Generally, we can deliver the machine in 7 days. The average lead time is within 15 workdays for both peak and off-season periods.