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Powerful Raise Boring Machine with 4 Meters Diameter Reaming for Drilling Deep Depth Shaft
US$585,000.00-1,150,000.00
1 Set
Product specifications
Maximum Drill Depth
Norminal Diameter
Product profile
After-sales Service
24 Hours on Line ServiceWarranty
12 MonthsCertification
CE, RoHS, ISO 9001:2000, ISO 9001:2008Model NO.
AT-4000LCondition
NewMotor
AC MotorDrill Hole Diameter
400meterDrill Hole Depth
>300mBit Type
Cone BitDrilling Way
RotaryPump Head
Shaft Depth 20-50mFlow Rate
30-35m³/HDeviation Rate
0.5%Pilot Hole
1.5-2m/HReaming
1-2m/H(Rock Hardness Coefficient:8-12)Crew
1 Main + 1 Assistant Per ShiftDrill Rods
φ286× 1200 mmTransport Package
Nude PackingSpecification
6910(L)*17500(W)*2020(H)mmTrademark
Yier TechnologyOrigin
ChinaHS Code
8430412900Production Capacity
200 Sets/YearCompany 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 manufactures raise boring machines and mining down-the-hole drilling machines and reports more than 100 employees, with over half engaged as researchers or after-sales technical engineers. It provides broad customization, 3D design, ODM, OEM, and SDK-related capabilities, and launched new products during the past year. Quality controls include raw-material traceability, 100% finished-product inspection, corrective-action procedures, and complaint-handling procedures, although only two quality inspectors are reported. The supplier has inventory capability but no overseas warehouse, overseas showroom, or valid manufacturing-capacity contract with affiliated subcontractors. Financial figures are not assessed here due to privacy requirements. Evidence of Fortune 500 cooperation supports customer experience, while repeat-buyer preference is reported at 10%–30%. Certification details are insufficient for a specific certification assessment.
Supplier typeThe supplier is a manufacturer and seller focused on mining machinery, specifically raise boring machines and mining down-the-hole drilling machines, while also covering hydraulic, electrical, security, and mechanical-electrical equipment. Its stated scope includes import, export, and agency activities, indicating both manufacturing and trading-related operations.
After-Sales capabilityMore than 50% of the reported workforce consists of scientific researchers and after-sales technical engineers, and the supplier has documented corrective/preventive-action and customer-complaint procedures with records. However, it lacks overseas warehouse and showroom services, so the evidence supports technical and procedural after-sales capability but not comprehensive overseas service coverage.
R&D capabilityThe supplier reports more than 50% of its workforce in scientific research and after-sales technical engineering roles, 15 R&D engineers, new products launched during the past year, 3D software design, ODM services, and SDK availability. These explicit capabilities support an established product-development and innovation function.
Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, along with 3D software design, ODM, and OEM services. The breadth of stated options demonstrates strong customization capability.
Client casesThe supplier reports cooperation with Fortune 500 companies, which is direct evidence of experience serving large recognized customers. Repeat-buyer preference is reported at 10%–30%, but no customer names, project details, or independently verifiable case descriptions are provided.
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