How to replenish consumable parts or handle broken parts?

Please contact us immediately. We provide consumable and spare parts for replenishment at a charge.

What are the payment terms?

For orders <= $2,000, 100% prepaid. For larger amounts, a 30% deposit and 70% balance are required. We also accept LC and OA agreements.

Heavy-Duty Flameproof Conveyor Roller for Coal Mining Operations

Name: Heavy-Duty Flameproof Conveyor Roller for Coal Mining Operations
Brand: Hunan Sanwei Intelligent Environmental Protection Equipment Co., Ltd
SKU: 2275508895

Hunan, ChinaHunan Sanwei Intelligent Environmental Protection Equipment Co., Ltd

US$3.00

100 Pieces

Product specifications

color

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Steel

Surface Treatment

Baking Paint

Model NO.

B500-B2400

Structure

Ordinary Roller

Bearing Type

Double Sealed Bearing

Application

Chemical Industry, Grain Transportation

Type

Impact Idler

Roller Surface Length

30mm-320mm

Shaft Diameter

100mm-3200mm

Shaft Length

20mm-50mm

Roller Diameter

120mm-3400mm

Roller Surface Thickness

1mm-10mm

Bearing No.

204-520

OEM

Accepted

Color

as Per Customer`S Requriements

Transport Package

Container

Specification

See the table.

Trademark

3VTrans

Origin

China

HS Code

8431390000

Production Capacity

50000/Years

Key features

Advanced Automated Manufacturing: Produced on fully automated, high-precision lines ensuring superior dimensional accuracy and consistency.

Low Noise and Friction Operation: Engineered for silent operation with ultra-low friction, reducing energy consumption and system wear.

High Durability and Protection: Features water resistance, dust resistance, and extended service life for harsh underground environments.

Large Scale Production Capacity: Annual capacity of approximately 500,000 units ensures timely delivery and supply stability.

Full OEM and Customization Support: Accepts OEM orders and customizes structure, bearing, and dimensions based on customer requirements.

ISO Certified Quality Management: Manufactured under ISO9001 certification with 100% finished product inspection for reliability.

Wide Range of Specifications: Available in various types (DTII, 75 Type) with roller diameters from 120mm to 3400mm.

Professional Engineering Support: Supported by experienced senior engineers ensuring strict control from design to manufacturing.

Company profile

Management CertificationHigh Repeat Buyers ChoiceFast DeliveryR&D Capabilities

Hunan Sanwei Intelligent Environmental Protection Equipment Co., Ltd

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from DesignsExport Year: 2018-03-01Nearest Port: Chang Sha Port, Guangzhou PortAverage Response Time: ≤1.02h

AI-Powered supplier vetting

SummaryHunan Sanwei is described as an industrial drive system service provider and manufacturer established in 2005, with an integrated R&D, production, and sales-service chain and an approximately 28,000-square-meter facility. It reports ISO9001, ISO14001, and ISO45001-related certifications, documented quality and complaint-handling procedures, material traceability, and a service capability supported by 100 qualified suppliers. The supplier demonstrates private-mold, professional technical, 3D design, and sample/design customization capabilities, but does not have an available SDK. Financial records are indicated for 2022–2024, but no financial results are provided. Evidence of customer cases is absent.

Supplier typeThe supplier is identified as a combined company and as an industrial drive system service provider and manufacturer. Its stated integrated chain covers R&D design, production, and sales service, indicating both manufacturing and service functions.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates, while the sustainable-development section also lists ISO9001:2015, ISO45001:2018, and ISO14001 certification. These records provide explicit evidence of management-system certification, although the exact scope and validity dates are not supplied.

After-Sales capabilityThe supplier reports a clear complaint-handling procedure with records, documented service-capability assessment procedures, corrective and preventive action procedures, and an off-season average lead time within 15 workdays. These documented processes support a positive assessment of service capability.

R&D capabilityThe supplier reports private-mold R&D, professional technical-supplier capability, 3D software design services, and an integrated R&D design function. However, it explicitly reports no available SDK; overall innovation capability is supported for physical product and design development but cannot be assessed across all technology dimensions.

Production capacityThe supplier describes itself as a manufacturer with an approximately 28,000-square-meter facility, an integrated production chain, and quality controls including material traceability. These statements provide direct evidence of established production capability.

Customization capabilityThe supplier explicitly supports customization from samples and from designs, and reports private-mold and 3D software design capabilities. This directly supports customized product development and design execution.

Product Q&A

Q:When can I get the quotation?

We usually provide a quotation within 4 hours after receiving your inquiry. For urgent needs, please call us or specify it in the email for priority processing.

Q:Can the product be customized and what is the production cycle?

Yes, we customize products according to special customer requirements using the latest technology. Production is typically completed within 30 working days after order confirmation, depending on quantity and type.

Q:What are the delivery terms?

We accept various methods including factory delivery (EXW) and Free on Board (FOB).

Q:How are transportation costs and delivery time calculated?

These depend on the volume of goods, mode of transportation (sea/air/express), and the specified destination port/airport. Please provide relevant information for accurate calculation.

Q:How long is the validity period of the offer?

The quotation is usually valid for 15 days, subject to changes in raw material prices.