What is the warranty or quality assurance process?

Finished products undergo 100% inspection including visual and function checks, with traceability of raw materials ensured.

What are the main applications for these rings?

They are used in metal recycling, cutting, straightening, spinning, processing, forging, engraving, drawing, coating, and casting machinery.

Special SS304 Expansion Rings

Name: Special SS304 Expansion Rings
Brand: Chengdu Unik Machinery Co., Ltd.
SKU: 765305792

Sichuan, ChinaChengdu Unik Machinery Co., Ltd.

US$0.60

1 Piece

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Condition

New

Customized

Model NO.

SS304

Material

Stainless Steel

Application

Metal Recycling Machine, Metal Cutting Machine, Metal Straightening Machinery, Metal Spinning Machinery, Metal Processing Machinery Parts, Metal forging Machinery, Metal Engraving Machinery, Metal Drawing Machinery, Metal Coating Machinery, Metal Casting Machinery

Power Lock

as, Rfn7012, Tlk200

Timing Pulley

Htd 3m,5m,8m,14m

Jaw Flexible Coupling

Elastomer Insert

Nylon Sleeve Coupling

Nylon and Steel Combined

Spur Gear

M1 to M6

Shaft Fixing Collar

Single Split

Transport Package

Wooden Cases

Trademark

Ubet Machinery

Origin

China

HS Code

8483900000

Production Capacity

50, 000 Pieces/Month

Key features

Customized Power Lock: Compatible with AS, Rfn7012, and Tlk200 standards for versatile integration.

Customized Timing Pulley: Available in Htd 3m, 5m, 8m, and 14m specifications to suit various needs.

Stainless Steel Material: Constructed from SS304 stainless steel for durability and corrosion resistance.

Wide Application Range: Suitable for metal recycling, cutting, forging, spinning, and casting machinery.

Flexible Coupling Options: Offers Nylon Sleeve Couplings with combined nylon and steel components.

Precision Spur Gears: Customizable spur gears ranging from M1 to M6 for precise transmission.

Shaft Fixing Collars: Provides single split shaft fixing collars for secure component mounting.

Keyless Locking Technology: Creates adjustable, releasable mechanical connections without threads or keys.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExhibition ExperienceQA/QC Inspectors

Chengdu Unik Machinery Co., Ltd.

Sichuan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 11 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.76h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a China-based manufacturer specializing in transmission and machining products, including keyless locking devices, timing belt pulleys, bushings, couplings, gears, and related parts. It holds ISO 9001 certification, reports two production lines, 6–10 quality-control staff, and stated annual outputs of 150,000 keyless locking devices and 300,000 timing belt pulleys. Export activity is substantial, with 90% of sales from exports and 11 years of exporting experience. Service procedures exist for supplier assessment and corrective actions, but some lack written records; the supplier has no overseas agents, warehouses, showrooms, inventory service, or valid manufacturing-capacity contract with affiliated subcontractors. R&D and 3D design capabilities are limited, with only minor customization and no new products reported in the past year. Financial credibility cannot be assessed because the supplied financial figures are incomplete and inconsistent; financial data is not reproduced here.

Supplier typeThe supplier is identified as not being a professional technical supplier and operates as a manufacturer of keyless locking devices, timing belt pulleys, couplings, gears, and other machining parts. Its facilities include CNC machining and turning equipment, supporting classification as a machining and mechanical-transmission product manufacturer.

CertificationsThe supplier reports holding ISO 9001 certification, and the quality-assurance information states that quality assurance is present. This provides explicit evidence of a formal quality-management certification.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with follow-up records and accepts multiple quotation and payment terms. However, corrective and preventive actions lack written records, and the supplier has no overseas agents or branches, overseas warehouse, showroom, or in-stock service capability, limiting documented and localized after-sales support.

R&D capabilityThe supplier reports no professional technical R&D capability, no 3D software design service, and no new product in the past year. Although 6–10 years of total R&D-engineer experience is reported, the stated lack of recent product development indicates limited demonstrated innovation.

Production capacityThe supplier operates two production lines and reports annual output of 300,000 timing belt pulleys and 150,000 keyless locking devices, with 6–10 quality-control staff and documented finished-product inspection instructions. Capacity assurance is weakened because there is no in-stock service capability, no valid manufacturing-capacity contract with affiliated subcontractors, and peak-season lead-time data is unclear.

Customization capabilityThe supplier explicitly provides minor customization and has design-service capability limited to minor customization. This confirms some customization ability, but not broad or advanced engineering customization.

Product Q&A

Q:What materials are available for the expansion rings?

The primary material is Stainless Steel SS304. Other materials like carbon steel and aluminum are available for related components upon request.

Q:Can the product be customized?

Yes, the product is customized. Options include specific power locks, timing pulleys, jaw couplings, nylon sleeve couplings, spur gears, and shaft fixing collars.

Q:What is the minimum order quantity?

The minimum order quantity is 1 piece.

Q:What are the lead times for production?

Peak season lead time is 1-3 months, while off-season lead time is one month.

Q:What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payments.