How can I check the quality of bulk orders?

We provide pre-production samples, quality certs (report, MSDS, COO, COA), and accept third-party inspections like SGS or TUV.

How do you select raw compounds for applications?

With years of experience, we help select the best material for your needs while considering cost efficiency.

Do you use international standards for rubber products?

Yes, we mainly use ASTM D2000 for material quality and ISO3302/ISO2768 for tolerances.

Can you supply different color materials?

Yes, we produce custom molded rubber and silicone in different colors; a color code is required for orders.

What materials are available for production?

NBR, EPDM, Silicone, FKM, Neoprene, NR, IIR, SBR, ACM, AEM, Fluorosilicone, FFKM, Liquid Silicone, and Sponge.

What other services does Ruichen Seals offer?

We offer in-house tooling, material testing labs, and cold room storage for elastomers to prolong product life.

What is the life expectancy of the rubber seal?

Life depends on environment, cycles, and pressure. We recommend accelerated life testing for dynamic applications.

Does Ruichen Seals provide tooling maintenance?

Yes, we maintain all tooling and replace parts as needed.

How many shifts are there per day?

There are two shifts per day, with 8 hours per shift.

Experienced OEM Customized Yellow Resistance NBR Rubber O Ring for Cylinder

Name: Experienced OEM Customized Yellow Resistance NBR Rubber O Ring for Cylinder
Brand: SHANGRAO RUICHEN SEALING CO., LTD.
SKU: 746269175

Jiangxi, ChinaSHANGRAO RUICHEN SEALING CO., LTD.

US$0.012

1,000-9,999 Pieces

US$0.01

10,000-999,999 Pieces

US$0.008

1,000,000+ Pieces

Product profile

Customization

Available

Material

NBR

Application

Cylinder

Model NO.

any

Type

Oil Seal

Performance

Corrosion

Shape

O-Ring

Standard

Nonstandard

Application 01

Rubber

Application 02

Oil Seal

Application 03

Gasket

Advantage 01

EPDM

Advantage 02

O Ring

Advantage 03

Seal Mechanical

Transport Package

Standard Seaworthy Packing

Specification

According to your requirement

Trademark

ORK

Origin

Dongguan, Guangdong, China

HS Code

4016931000

Production Capacity

5000000PCS/Month

Key features

Extensive Material Selection: Available in NBR, EPDM, Silicone, FKM, SBR, NR, and other elastomers.

Custom Color Options: Any color is OK; custom molded products available with specific color codes.

OEM/ODM Service: Full OEM and ODM services available with in-house tooling capabilities.

Fast Sample Lead Time: 7 days for prototype tooling and samples; 15 days for production mold.

Wide Hardness Range: Hardness range from 20 to 90 Shore A to suit various application needs.

Global Certifications: Certified by UL, FDA, WRAS, EN681, EN549, CANS, ROHS, and REACH.

High Production Capacity: Production capacity exceeds 1000 tons of rubber materials per month.

Quality Assurance: Strict quality control with pre-production samples and third-party inspection acceptance.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceImporters and ExportersNational Award received

SHANGRAO RUICHEN SEALING CO., LTD.

Jiangxi, 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: 15 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.88h

AI-Powered supplier vetting

SummaryRuichen Seals is a China-based manufacturer of rubber sealing products, including O-rings, gaskets, custom rubber parts, seals, and related components. Founded in 2006, it reports 18,000 square meters of area, more than 300 staff, 35 production lines, and a product-focused R&D function. Its quality and management credentials include ISO9001, IATF16949, ISO14001, ISO45001, and ISO13485, while some material formulations are reported as approved to FDA, WRAS, EN681, EN549, CANS, RoHS, and REACH requirements. The supplier supports ODM and several forms of customization and reports new product development during the past year. Service procedures, complaint handling, corrective actions, and supplier assessment procedures are documented with records. Limitations include no in-stock service, overseas warehouse, overseas showroom, overseas agents or branches, or stated overseas service coverage; it also reports no SDK and no ongoing batch quantity reconciliation. Financial information is present for recent years,...

Supplier typeRuichen Seals is presented as a manufacturer specializing in rubber sealing parts, with R&D, production, and sales capabilities. Its listed products include O-rings, gaskets, custom rubber parts, seals, oil seals, and related kits, and the factory is located in Jiangxi, China.

CertificationsThe supplier reports ISO9001, IATF16949, ISO14001, ISO45001, and ISO13485 certifications, with ISO9001:2015 and IATF16949 specifically identified under supplier management systems. It also reports material approvals or compliance references including FDA, WRAS, EN681, EN549, CANS, RoHS, and REACH.

After-Sales capabilityDocumented procedures and followed records are reported for corrective and preventive actions, customer complaint handling, supplier assessment, and service capability. However, the supplier reports no in-stock service, overseas warehouse, overseas showroom, overseas agents or branches, and no stated overseas service countries, indicating limited overseas service infrastructure.

R&D capabilityRuichen reports new product development during the past year, ODM service availability, and 12 years of total R&D engineer experience. It also reports one national science and technology progress award, while no internationally recognized design awards and no SDK availability are stated.

Production capacityThe supplier reports 18,000 square meters of area, more than 300 staff, 35 production lines, valid manufacturing contracts with associated subcontractors, and peak- and off-season lead times within 15 working days. Production controls include an outsourcing SOP, but the factory does not conduct continuous quantity reconciliation for every batch or batch production.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, supported by ODM services and a product range that includes custom rubber parts. These statements directly support broad custom manufacturing capability.

Client casesThe supplier reports providing OEM services to well-known brands, which is direct evidence of at least some recognized-brand customer experience. The slices do not identify the brands, products, volumes, or specific project outcomes, so the breadth and quality of customer cases cannot be assessed further.