Where is the nearest shipping port?

The nearest ports are Ningbo and Shanghai.

What certifications does the product have?

The product holds CE certification.

Rolling Shutter Accessories/ Plastic Crank Wheel

Name: Rolling Shutter Accessories/ Plastic Crank Wheel
Brand: NINGBO ROLLMAX SHUTTER COMPONENT CO., LTD.
SKU: 882913115

Zhejiang, ChinaNINGBO ROLLMAX SHUTTER COMPONENT CO., LTD.

US$4.50-8.00

100 Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Casting Method

Special Casting

Casting Form Material

Metal

Model NO.

RS-CW03. BS01

Casting Metal

Cast Iron

Casting Form Usage Count

Permanent

Surface Treatment

Galvanized

Surface Roughness

Ra12.5

Coating

Syrup or pulp waste

Machining Tolerance

+/-0.01mm

Standard

AISI

Certification

Transport Package

20PCS/Carton

Specification

Nylon, zinc alloy

Trademark

rollmax

Origin

China

HS Code

8483409000

Production Capacity

1000000/Year

Key features

High Precision Machining: Machining tolerance reaches +/-0.01mm for superior accuracy.

Durable Galvanized Surface: Features galvanized treatment with Ra12.5 roughness for corrosion resistance.

CE Certified Quality: Product meets CE certification standards for safety and compliance.

Customization Available: ODM and OEM services available with customization from samples.

Robust Material Composition: Constructed with plastic crank wheel and zinc alloy shaft bolt.

Efficient Speed Ratio: Offers speed ratios of 1:11 and 1:6 for versatile operation.

High Load Capacity: Supports a maximum capacity of 25kg for reliable performance.

Global Market Presence: Products exported to Europe, Middle East, Australia, and Americas.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperiencePatents Awarded

NINGBO ROLLMAX SHUTTER COMPONENT CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: More than 10 years CertifiedNearest Port: Ningbo ShanghaiAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier demonstrates OEM and ODM capabilities, sample-based customization, four production lines, stated annual output of 100,000 SIDE FRAME sets, and substantial export orientation at 90% of sales. However, quality and service management documentation is weak: finished-product inspections are random, inspection records are not maintained, and service assessment and corrective-action procedures lack written records. No supplier-management certifications, overseas warehouses, showrooms, agents, branches, or offline trade-show participation are reported. R&D capability is limited by the absence of an SDK, no new products in the past year, and no 3D software design service. Financial information is represented only by years rather than evaluable financial results, so credibility cannot be determined from the provided data.

Supplier typeThe supplier provides OEM services for well-known brands and ODM services, operates four production lines, and produces SIDE FRAME products. Its design offering is sample-based customization rather than evidence of a broad standardized product-development platform.

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

After-Sales capabilityThe supplier has a complaint-handling procedure, but no written records; service-capability assessment and corrective/preventive-action procedures also lack written procedures or records. It reports no overseas warehouse, showroom, agent, or branch capability, although it accepts several service quotation and payment terms and lists 20 qualified service suppliers.

R&D capabilityThe supplier states a commitment to continuous improvement and innovation and offers ODM services, but it has no available SDK, no 3D software design service, and reported no new products during the past year. The documented operating evidence indicates limited demonstrated innovation capability.

Production capacityThe supplier operates four production lines and reports annual SIDE FRAME output of 100,000 sets, supported by bending, welding, and punching machines. However, it does not conduct ongoing quantity reconciliation for each batch or mass production, and finished-product inspection is random with instructions but no written records.

Customization capabilityThe supplier explicitly provides customization from samples in both its design-service and R&D-related capability descriptions. This supports sample-based customization, although no evidence is provided for 3D software design or broader engineering customization.