What are the available roller diameters?

The standard diameters available are 89mm, 108mm, 133mm, 159mm, 194mm, and 219mm.

What is the expected lifespan of the product?

The product lifespan is 50,000 hours.

Mining Belt Conveyor Rubber Comb Return Roller for Power Plant Coal Handling System

Name: Mining Belt Conveyor Rubber Comb Return Roller for Power Plant Coal Handling System
Brand: Shandong Mining Machinery Group Co., Ltd.
SKU: 2145867322

Shandong, ChinaShandong Mining Machinery Group Co., Ltd.

US$7.00-50.00

1 Piece

Sample price:US$7.00/piece.Request sample

Product profile

Customization

Available

Material

Steel

Application

Chemical Industry, Grain Transportation, Mining Transport, Power Plant

Model NO.

Customized

Structure

Comb-Type Roller

Bearing Type

Double Sealed Bearing

Type

Parallel Conveyor Idler

Usage

Belt Conveyor

Seals

Lybirinth/Contact/Composite Sealing Structure

Seals Performance

Wear/Corrosion/Fire/Water/Dust Proof

Product Lifespan

50, 000 Hours

Production Capaction

1000 Pieces/Day

Warranty Period

1 Year

Product Color

Customized

Minimum Order Quantity

1 Piece

Transport Package

Standard Export Package

Specification

Length: 250mm~2200mm Diameter: 89mm~219mm

Trademark

RISBON

Origin

China

HS Code

8431390000

Production Capacity

1000 Pieces Per Day

Key features

Customizable Color Options: Colors including black, red, blue, and yellow are available or customized per requirement.

High Precision Manufacturing: Automated production ensures shaft coaxiality within 0.03mm and assembly pass rate over 99.9%.

Durable Double Sealed Bearing: Features C4 large clearance bearings with double-sided sealing for effective temperature compensation.

Low Radial Run-Out: Designed with low rotational resistance and high wear resistance for stable operation.

Robust Material Construction: Made from Q235 carbon steel pipe and shaft with high precision straight seam welding.

Versatile Application: Suitable for mining, ports, coal, steel, power, and construction materials industries.

Flexible Length Options: Roller length is adjustable from 250mm to 2200mm based on specific project requirements.

Company profile

Shandong Mining Machinery Group Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2013-05-05Nearest Port: Qingdao PortAverage Response Time: ≤24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, Others

AI-Powered supplier vetting

SummaryShandong Mining Machinery Group Co., Ltd. is identified as a China-based trading company and manufacturer/factory specializing in mining and conveying equipment. The supplier reports QHSE, ISO 14001, ISO 9001, and HSE certifications, more than 10 production lines, 50 R&D engineers, and 50 quality-control staff. Its stated products include belt conveyors, scraper conveyors, hydraulic supports, conveyor rollers and pulleys, crushers, reducers, and related components. The company reports 26 nationwide parts warehouses and a complete marketing and service network, as well as EPC, BOT, BT, engineering contracting, intelligent control, and IoT capabilities. It has 21 holding subsidiaries and export experience beginning in 2013, with exports representing 31%–40% of sales. The available information does not provide verified customer cases, detailed customization examples, or sufficient non-financial evidence to assess financial credibility.

Supplier typeThe supplier is explicitly described as both a trading company and manufacturer/factory. Its stated business covers industrial equipment and processing machinery, with manufacturing of belt conveyors, coal-mining machines, and related components.

CertificationsThe supplier reports holding QHSE, ISO 14001, ISO 9001, and HSE management-system certifications. These stated certifications provide explicit evidence of formal quality, environmental, and health-and-safety management systems.

After-Sales capabilityThe supplier states that it operates 26 large-scale parts warehouses nationwide and has established a marketing and service network. It also reports self-operated import and export rights and export activity since 2013, although specific service response times and support terms are not provided.

R&D capabilityThe supplier reports an intelligent IoT cloud platform, intelligent control system software, 50 R&D engineers, and a long operating history since 1955. These details explicitly indicate dedicated R&D resources and development of intelligent industrial solutions.

Production capacityThe supplier reports more than 10 production lines and stated annual capacities including 5,000 hydraulic supports, 500 belt conveyors, 2,000 scraper conveyors, 200,000 conveyor pulleys, and 1,000,000 conveyor rollers. These figures provide direct evidence of established multi-product manufacturing capacity.

Product Q&A

Q:What is the warranty period for the conveyor roller?

The warranty period is 1 year.

Q:What materials are used for the roller pipe and shaft?

Both the roller pipe and shaft are made of Q235 carbon steel. The pipe is high precision straight seam welded, and the shaft is cold-drawn bright round steel for superior corrosion resistance and stiffness.

Q:What is the minimum order quantity?

The minimum order quantity is 1 piece.

Q:What sealing structure does the roller use?

It uses a composite sealing structure of non-contact labyrinth and contact lip, which is waterproof and dust-proof.

Q:What is the production capacity?

The production capacity is 1000 pieces per day.