What payment terms do you accept?

We accept LC, T/T, and Western Union for international transactions.

What is the warranty period?

The product comes with a 1-year warranty period.

What is the working medium for the prop?

The recommended working medium is 5# hydraulic oil.

2m 2.5m 3.5meters Dw DN Series Injection Outer Underground Mining Tunnel Pit Props Support Telescopic Adjustable Coal Mine Supporting Single Hydraulic Prop

Name: 2m 2.5m 3.5meters Dw DN Series Injection Outer Underground Mining Tunnel Pit Props Support Telescopic Adjustable Coal Mine Supporting Single Hydraulic Prop
Brand: Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
SKU: 792833612

Shandong, ChinaShandong China Coal Industrial & Mining Supplies Group Co., Ltd.

US$126.00

1 Piece

Product profile

Customization

Available

After-sales Service

Online Video Services

Warranty

Model NO.

DW Hydraulic Prop

Certification

Standard

Surface Treatment

Sand Blast

Manufacturing Process

Stamping

Material

Stainless Steel

Model

Dw35 Hydraulic Acrow Props

Max Height (mm)

3500 Single Hydraulic Props in Mining

Min Height (mm)

2700 Underground Coal Mining Hydraulic Prop

Distance (mm)

800 Steel Supporter Shoring

Net Weight

82.8kg

Rated Resistance

150 Kn

Rated Fluid Pressure

19.1MPa

Pump Station Pressure

15 or 20 MPa

Transport Package

Export Standrad Package

Specification

Acrow Prop

Trademark

China Coal

Origin

Jining City, Shandong Province, China

Production Capacity

1000 Sets Per Month

Key features

CE Certification: Product meets CE safety and quality standards for mining equipment.

Telescopic Design: Available in single and double telescopic types for adjustable height.

Wide Height Range: Models range from 650mm to 4500mm to fit various mining tunnels.

High Load Capacity: Rated working resistance up to 250kN for safe roof support.

Durable Material: Constructed with stainless steel and robust stamping processes.

Online Support: 24/7 online video services available for technical assistance.

Multiple Injection Types: Offers both internal and external liquid supply options.

Suspended Prop Option: New type with anti-eccentric load capacity and wide application.

Company profile

Self-brandedOverseas Services100% Finished Products InspectionProduct Certification

Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2008-08-01Nearest Port: Qingdao, Ningbo,Shanghai,ShenzhenAverage Response Time: ≤0.32hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier is a combined company with manufacturing, export, service, quality-control, R&D, and sustainable-development capabilities. It offers broad customization, reports new-product development in the past year, and provides ODM services. Manufacturing evidence includes multiple processing and finishing machines, inventory capability, valid contracts with associated subcontractors, and documented inspection and corrective-action procedures. Overseas service is available in Denmark, Colombia, India, and Georgia, covering installation, debugging, maintenance, repair, and training, but the supplier has no overseas warehouse, showroom, agent, or branch. CE and CCC product certifications are reported. Financial records are identified for 2021–2023, but their results are not provided. The supplier has OEM experience with well-known brands but no Fortune 500 collaboration reported.

Supplier typeThe supplier is identified as a combined company and reports manufacturing equipment, inventory capability, and valid contracts with each associated subcontractor. This supports a combined manufacturing and service-oriented supplier profile, although the exact ownership or operating structure is not further detailed.

CertificationsThe supplier reports CE and CCC product compliance certifications and an unspecified management-system certification described as “Others.” Product certification coverage is explicitly stated, but the specific management certification is not identified.

After-Sales capabilityThe supplier provides overseas debugging, maintenance, repair, training, and equipment installation in Denmark, Colombia, India, and Georgia. It has no overseas warehouse, showroom, agent, or branch, which limits local infrastructure but does not negate the stated service offering.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has an available SDK. These statements directly support active R&D and product-development capability.

Production capacityProduction-related evidence includes cutting, painting, sawing, and shearing equipment; inventory capability; valid manufacturing contracts with associated subcontractors; and a one-month average lead time in both off-season and peak season. Documented finished-product inspection, supplier-service procedures, and corrective/preventive-action records further support operational control.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad service range is reported in both R&D and design-capability information, providing clear evidence of extensive customization coverage.

Client casesThe supplier reports OEM service for well-known brands and participation in the Changsha International Construction Machinery Exhibition. It reports no collaboration with Fortune 500 companies; therefore, some customer and market-exposure evidence exists, but detailed customer names, projects, or verified case outcomes are unavailable.