What materials are used for the roller pipe and shaft?

Both the roller pipe and shaft are made of Q235 carbon steel, ensuring high corrosion resistance and stiffness.

Does the roller have a special sealing structure?

Yes, it features a composite sealing structure of non-contact labyrinth and contact lip, making it waterproof and dust-proof.

Comb Spiral Screwed Carrier Return Polymer Rubber Impact Steel Roller Conveyor Idler

Name: Comb Spiral Screwed Carrier Return Polymer Rubber Impact Steel Roller Conveyor Idler
Brand: Shandong Mining Machinery Group Co., Ltd.
SKU: 2015535792

Shandong, ChinaShandong Mining Machinery Group Co., Ltd.

US$7.00-150.00

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

Ordinary Roller

Bearing Type

Double Sealed Bearing

Type

Parallel Conveyor Idler

Usage

Mining Belt Conveyor

Roller Diameter

89mm~219mm

Seals

Labyrinth Seal or Composite Seal

Seals Performance

Wear/Corrosion/Fire/Water/Dust Proof

Product Lifespan

30, 000~50, 0000 Hours

Production Capaction

1000 Pieces/Day

Warranty Period

1 Year

Product Color

Customized

Minimum Order Quantity

1 Piece

Welding

Mixed Gas Shielded Welding

Transport Package

Standard Export Package

Specification

Length: 200mm~2800mm

Trademark

RISBON

Origin

China

HS Code

8431390000

Production Capacity

1000 Pieces Per Day

Key features

Customized Color Options: Available in black, red, blue, yellow, or customized according to your requirement.

Wide Diameter Range: Roller diameter ranges from 89mm to 219mm to suit various conveyor needs.

High Precision Welding: Uses Q235 carbon steel pipe with high precision straight seam welding for balanced rotation.

Advanced Sealing System: Composite sealing structure combining labyrinth and contact lip for waterproof and dust-proof protection.

Long Service Lifespan: Designed for a service lifespan of 30,000 to 50,000 hours under normal conditions.

Automated Production Line: Fully automatic cutting, boring, welding, and coating ensures high precision and efficiency.

Patented Reducing Diameter Process: Eliminates belt wear and reduces rotating resistance for improved idler coaxiality.

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.