What quality tests are performed on the pulley?

Circumferential and longitudinal welds undergo non-destructive testing, and the wheel hub undergoes magnetic particle or ultrasonic testing.

What is the guaranteed rotational fatigue strength?

The pulley, including the welding part, is guaranteed to have a rotational fatigue strength of over 10^8 cycles.

Heavy Duty Rubber Coating Conveyor Pulley for Mining Belt Conveyors

Name: Heavy Duty Rubber Coating Conveyor Pulley for Mining Belt Conveyors
Brand: Shandong Mining Machinery Group Co., Ltd.
SKU: 2139983282

Shandong, ChinaShandong Mining Machinery Group Co., Ltd.

US$7.00-30,000.00

1 Piece

Sample price:US$7.00/piece.Request sample

Product profile

Customization

Available

Surface Treatment

Polishing

Application

Industrial/Mining Belt Conveyors

Model NO.

Customized

Application Belt Width

650 mm ~ 3400 mm

Pulley Pipe Material

Q235B Carbon Steel, with High Roundness and Straig

Surface Type

Smooth, Rubber Lagging, or Ceramic Rubber Laggin

Material

Carbon Steel

Motor Type

Frequency Control Motor

Installation

Horizontal

Transport Package

Standard Export Package

Specification

Diameter: 200mm ~3000 mm

Trademark

RISBON

Origin

China

HS Code

8431390000

Production Capacity

5000 PCS/ Year

Key features

High Reliability Design: Finite element analysis and optimization reduce stress, extending lifespan and reliability.

Heavy Duty Capacity: Supports belt widths up to 2.4m, diameters up to 1.8m, and max tension of 300 tons.

Advanced Welding Tech: Single-sided welding with double-sided forming ensures high-quality weld seams.

Expansion Sleeve Connection: Eliminates stress concentration and internal stress, solving traditional key connection issues.

Precision Balance: Static balance accuracy G40 with radial runout less than 1mm after roller casting.

Customizable Options: Color, shaft material, and surface types (smooth, rubber, ceramic) are customized.

Fatigue Strength Guarantee: Guaranteed rotational fatigue strength over 10^8 cycles for pulleys and welding parts.

Non-Destructive Testing: Welds undergo non-destructive testing; hubs undergo magnetic particle or ultrasonic testing.

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: ≤2.51hTerms 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 both a trading company and manufacturer/factory based in Shandong, China. The supplier reports a long operating history since 1955, 21 holding subsidiaries, more than 10 production lines, stated production capacities across conveyor and mining-equipment categories, and export activity since 2013 with self-managed import/export rights. It reports QHSE, ISO 14001, ISO 9001, and HSE certifications, as well as 50 R&D engineers and 50 quality-control staff. Its service network includes 26 parts warehouses nationwide. Evidence supports substantial manufacturing, quality-system, service-network, and engineering capabilities. However, the provided slices do not establish specific customer projects or directly verify financial strength; the registered-capital figure is therefore not considered in accordance with the privacy requirement.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its stated business covers industrial equipment and processing machinery, while its products include belt conveyors, scraper conveyors, hydraulic supports, crushers, reducers, and related components.

CertificationsThe supplier reports QHSE, ISO 14001, ISO 9001, and HSE management-system certifications. These explicitly indicate coverage of quality, environmental, health, safety, and broader QHSE management requirements.

After-Sales capabilityThe supplier states that it has established 26 large-scale parts warehouses nationwide, forming a marketing and service network. It also reports EPC, BOT, and BT operation-and-maintenance capabilities for bulk-material conveying projects, supporting a substantial service and project-support structure.

R&D capabilityThe supplier describes innovation as part of its business philosophy and reports an intelligent IoT cloud platform and intelligent control-system software. It also reports 50 R&D engineers, providing explicit evidence of dedicated technical-development resources.

Production capacityThe supplier reports more than 10 production lines and stated output of 5,000 hydraulic-support sets, 500 belt-conveyor sets, 2,000 scraper-conveyor sets, 200,000 conveyor pulleys, and 1,000,000 conveyor rollers. These figures demonstrate broad and sizeable production capacity across major product categories.