Do you provide after-sales support?

Yes, we provide comprehensive online after-sales service for all our hydraulic props.

What is the working medium used?

The props operate using 5# hydraulic oil for optimal performance.

What is the monthly production capacity?

Our factory has a monthly production capacity of 5000 units.

Low Energy Consumption and High Efficiency DN Inner Injection DN20 DN24 Hydraulic Props

Name: Low Energy Consumption and High Efficiency DN Inner Injection DN20 DN24 Hydraulic Props
Brand: Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
SKU: 1951579232

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

US$126.00

1-19 Pieces

US$120.00

20+ Pieces

Product profile

Customization

Available

After-sales Service

Online

Warranty

1.5

Model NO.

DN20

Max Height

Mmt3500

Min Height

Mmt2700

Working Stroke

Mmt800

Net Weight

Kgt82.8

Model

Hydraulic Acrow Props

Ability

5000/Month

Date

15 Days

Condition

New

Rated Resistance

150kn

Rated Fluid Pressure

19.1MPa

Transport Package

Carton Box, Plastic Bags, Wooden Cases or as Your

Specification

standard

Trademark

China Coal Group

Origin

China

HS Code

9031809090

Production Capacity

1000 Boxes Per Month

Key features

High Efficiency Design: Low energy consumption and high efficiency for coal mining applications.

Durable Construction: Built for durability with low loss performance in harsh mining environments.

Online After-Sales Support: Dedicated online technical support available for all product inquiries.

1.5 Year Warranty: Comprehensive 1.5-year warranty coverage for mechanical reliability.

Multiple Prop Types: Available in internal/external injection and single/double telescopic designs.

Wide Size Range: Models DN06 to DN22 with heights from 650mm to 2240mm.

Fast Peak Season Delivery: Lead time within 15 workdays during peak production seasons.

High Load Capacity: Rated working resistance up to 300kN with stable pressure support.

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: ≤2.97hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, R&D, and sustainability capabilities. It provides broad customization, ODM, SDK, and OEM services, and reports CE and CCC product compliance certifications. Its after-sales services include installation, debugging, maintenance, repair, and training in Denmark, Colombia, India, and Georgia, although it has no overseas agents, branches, warehouses, or showrooms. Manufacturing support includes specified production equipment, in-stock capability, valid contracts with associated subcontractors, and documented inspection and corrective-action procedures. The supplier reports export experience of eight years and that 71%–90% of sales come from exports. Financial information is present for 2021–2023, but the slices do not provide sufficient detail to assess financial strength. It has served well-known brands through OEM services but reports no cooperation with Fortune 500 companies.

Supplier typeThe supplier is classified as a combined company and presents manufacturing, export trade, service, quality-control, R&D, and sustainability capabilities. It also reports production equipment, inventory capability, and valid contracts with associated subcontractors, indicating an integrated supplier structure.

CertificationsThe supplier reports CE and CCC product compliance certifications. It also reports an unspecified management-system certification category (“Others”), but no specific management-system standard is identified.

After-Sales capabilityAfter-sales services include equipment installation, debugging, maintenance, repair, and training in Denmark, Colombia, India, and Georgia. However, the supplier has no overseas agents or branches, warehouses, or showrooms, so local service infrastructure is limited.

R&D capabilityThe supplier reports R&D capability, new products during the past year, ODM services, and an available SDK. These explicit offerings support an active product-development and design capability.

Production capacityProduction resources include cutting, painting, sawing, and shearing equipment, along with in-stock capability and valid manufacturing contracts with associated subcontractors. Finished-product inspection uses written instructions that are uniformly followed, while supplier-service procedures and corrective actions are documented and recorded.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad customization range is reported for both R&D and design-service capability.

Client casesThe supplier reports OEM service for well-known brands and participation in the Changsha International Construction Machinery Exhibition. It also reports no cooperation with Fortune 500 companies, so the evidence supports some brand and market experience but not top-tier corporate references.