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High-Precision Ventilation Shafts Drilling Machine for Raise Boring
US$585,000.00-1,150,000.00
1 Piece
Product profile
After-sales Service
on Site Guidance for The Construction of a WellWarranty
a YearCertification
ISO 9001:2000, ISO 9001:2008Model NO.
AT-4000LCondition
NewMotor
Changsha Motor FactoryDrill Hole Diameter
4mDrill Hole Depth
0-400mBit Type
Roller BitDrilling Way
Hole Expanding DiscWeight
23tThrust
4450kNPulling
4450kNSpecification
6080*1960*2200mmTrademark
YIER TECHNOLOGYOrigin
ChangshaHS Code
84304900Production Capacity
100Key features
Fully Automatic Operation: Eliminates manual labor with automatic unloading and deviation control systems.
Dual Control Modes: Supports both remote control and wired control for flexible operation.
High Torque & Pulling Force: Rated torque of 258 Kn.m with 4300 Kn thrust and pulling force.
Self-Propelled Walking: Diesel crawler system with 1.2/2.4 Km/h speed and 14-degree gradeability.
Wide Drilling Range: Handles pilot holes up to 400m depth and 4m diameter.
ISO 9001 Certified: Manufactured under ISO 9001:2000 and ISO 9001:2008 standards.
One Year Warranty: Comprehensive one-year warranty coverage for the machine.
On-Site Guidance: Professional on-site guidance provided for well construction.
Company profile

Hunan Yier Mining Technology Co.,Ltd.Hunan, China
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Yantai Port; Shanghai Port; Guangzhou Port; Shenzhen PortAverage Response Time: ≤0.01h
AI-Powered supplier vetting
SummaryThe supplier is heavily engaged in research and development with over 50% of its workforce being scientific researchers and technical engineers. They specialize in raise boring and mining drilling machines and offer comprehensive customization services, including OEM and ODM. Despite having no overseas warehouse or showroom, they maintain robust after-sales service and quality assurance mechanisms. The supplier collaborates with Fortune 500 companies and demonstrates financial stability with consistent revenue and profit margins over recent years.
Supplier typeThe supplier specializes in manufacturing raise boring machines and mining drilling machines, with a business scope including sales and import/export of various machinery and equipment.
After-Sales capabilityThe supplier employs over 50% of its workforce in service roles and has clear procedures for handling customer complaints and corrective actions, indicating strong after-sales service capabilities.
Financial creditThe supplier shows consistent financial performance with stable operating revenue and profit over the past two years.
R&D capabilityThe supplier has a robust R&D capability, offering ODM services, SDK, and launching new products last year, reflecting strong innovation capabilities.
Customization capabilityThe supplier provides extensive customization options, including full customization, OEM, and ODM services, indicating strong customization capabilities.
Client casesThe supplier collaborates with Fortune 500 companies and has a preference rate of repeat buyers between 10% and 30%, indicating reputable customer engagement.
Product Q&A
Q:What's the lead time for orders?
A:
Standard models ship in 30 days; customized units require 60 days.
Q:Do you provide after-sales service overseas?
A:
Yes, we have partnered service centers in key regions.
Q:Can I request a customized bucket size?
A:
Absolutely! We offer tailored attachments.
Q:What documents do you provide for export?
A:
Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).
Q:How do I place an order?
A:
Contact us via email/phone for a quote, then confirm with a PO.
Send Inquiry
*To:
Hunan Yier Mining Technology Co.,Ltd.
Hunan Yier Mining Technology Co.,Ltd.*Content:
Supplier replies will be sent to your registered email
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