What is the main material of the sprocket?

The sprocket features a steel construction with a durable plastic roller.

What is the warranty or quality guarantee?

We maintain excellent product quality with a rigorous inspection system including visual and function checks.

Heavy-Duty Steel Double Sprocket with Durable Plastic Roller

Name: Heavy-Duty Steel Double Sprocket with Durable Plastic Roller
Brand: HUZHOU EARN DOLLAR INTELLIGENT EQUIPMENT CO., LTD.
SKU: 885790605

Zhejiang, ChinaHUZHOU EARN DOLLAR INTELLIGENT EQUIPMENT CO., LTD.

US$1.00-100.00

50 Pieces

Product profile

Customization

Available

Material

Plastic

Surface Treatment

Electroplating

Model NO.

2321

Application

Chemical Industry, Grain Transportation, Mining T

Transport Package

Standard Export Case

Specification

50-89mm

Trademark

Origin

Zhejiang

Production Capacity

400000piece/Year

Key features

High Torque Transmission: Welded steel sprocket and tube design ensures capacity for heavy duty transportation.

Durable Precision Bearings: Precision ball bearings pressed tightly into steel housing for maximum durability.

Dust and Water Protection: External covering provides excellent resistance to dust and splashed water.

Full Customization Available: Offers flexible, full, minor, and design-based customization options.

OEM and ODM Services: Factory supports both OEM and ODM services with advanced machinery.

Strict Quality Control: Features complete equipment, advanced technology, and rigorous testing systems.

Established Export Capability: 14 years of export experience with dedicated export company HUZHOU DELONG.

Company profile

Experienced TeamYears of Export ExperienceHigh Repeat Buyers Choice

HUZHOU EARN DOLLAR INTELLIGENT EQUIPMENT CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤6.27h

AI-Powered supplier vetting

SummaryAND EXP. Co., Ltd demonstrates customization, ODM, OEM, and recent new-product development capabilities, supported by one R&D engineer and stated production of rollers and sprockets. Its manufacturing setup includes one production line and multiple listed machines, while quality resources include 6–10 quality-control staff, one inspector specifically identified, and two test-equipment units. The supplier exports to Southeast Asia/Mideast and Europe and has five experienced export-trade staff. However, it reports no supplier-management-system certification, no overseas warehouse, showroom, agent, or branch, and no offline trade-show participation. R&D audit documentation is unavailable, and written procedures or records are absent for corrective actions and complaint handling. Production volume reconciliation is not continuously performed for each batch or production lot. Financial records are identified for 2022–2024, but the provided information does not establish financial strength.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. This is direct evidence that no such certification is reported in the provided information.

After-Sales capabilityThe supplier has relevant service records and provides some approved-supplier names, with standard quotation and payment terms and a one-month average lead time in both peak and off-season periods. However, it has no written corrective/preventive-action procedures or records and no written procedures or records demonstrating effective customer-complaint handling; it also lacks overseas warehouses, showrooms, agents, or branches.

R&D capabilityThe supplier reports new products during the past year, offers ODM services, and has one R&D engineer responsible for sampling and developing products according to customer requirements. However, no R&D audit documentation is available, and no SDK is available, limiting the evidence for a mature or well-documented innovation system.

Production capacityProduction resources include one production line and listed CNC lathing, machining, assembly, cutting, punching, drilling, welding, and related machines. Reported output includes 22,000,000 rollers and 1,600,000 sprockets, but the factory does not continuously reconcile quantities for every batch or production lot, which is a documented control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, flexible customization, full customization, and minor customization. It also reports ODM service availability, providing direct evidence of broad customization support.

Client casesThe supplier states that it provides OEM services for well-known brands and exports to Southeast Asia/Mideast and Europe. These statements indicate brand and international-market experience, but no specific customer names or documented case details are provided.