How do you handle customer complaints?

If it is our fault, we can exchange it or refund it. Our factory has been upgrade and expand, product of quality and yield has been improve. We have a wide range of models.We can reinforced wire mesh,coated graphite,print tag,cut and customize according to your require.

Non Asbestos Rubber Ring Flange Gasket/Sheet Material Wholesale

Name: Non Asbestos Rubber Ring Flange Gasket/Sheet Material Wholesale
Brand: Jiangsu Sealstars Sealing Technology Co., Ltd.
SKU: 2116556125

Jiangsu, ChinaJiangsu Sealstars Sealing Technology Co., Ltd.

US$4.99-6.99

250 kg

Sample price:US$0.99/piece.Request sample

Product profile

Customization

Available

Material

NBR

Application

Valve

Model NO.

4250

Type

Oil Seal

Performance

Temperature

Shape

Various

Standard

Standard, Nonstandard

Certification

ISO9001

Density

1.9-2.0

Tensile Strength

8-9MPa

Compression Ratio

7-17

Resilience

40-50

Temperature Resistance

-40-250

Standard Colours

Blue , Green

Transport Package

Non Fumigation Wooden Box

Specification

1500*1500/1500*4000/1500*4500

Trademark

BTT

Origin

China

Production Capacity

50000PCS/Year

Key features

Oil and Chemical Resistant: Excellent resistance to heat, ozone, UV, and a wide range of chemicals.

Customization Available: Supports customization from samples and designs with various shapes and colors.

High Tensile Strength: Features tensile strength of 8-9MPa and compression ratio of 7-17%.

Multi-Application Versatility: Suitable for gaskets, seals, washers, chute linings, and bridge bearings.

ISO9001 Certified Quality: Manufactured under strict ISO9001 standards for raw materials to finished products.

Fast Sample Delivery: Regular samples delivered in 3-5 days; custom samples in 7-10 days.

Non-Toxic and Inert: Made from natural rubber and NBR, chemically inert and non-toxic.

Company profile

Customization from SamplesCustomization from DesignsManagement CertificationQuality Assurance

Jiangsu Sealstars Sealing Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 3 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.07h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing factory in Suqian, China, associated with sealing materials and seals. It reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. Production capabilities include stirring, mixing, moulding, cutting, pressing, drying, vulcanization, and printing equipment, with finished-product inspection instructions that are uniformly followed. The supplier supports customization from samples and designs, offers ODM services, and reported new products in the past year, while having two R&D engineers. Service-management, corrective-action, and complaint-handling procedures are documented and supported by records. However, the approved-supplier list lacks an approval signature or date, and there is no stated overseas warehouse, showroom, agent, branch, or offline trade-show participation. The provided information does not establish financial credibility or customer-case strength; it states no cooperation with Fortune 500 companies and no repeat buyers.

Supplier typeThe supplier is explicitly classified as a factory, located in Suqian City, Siyang County, and associated with the manufacturing industry. This supports identification as a direct manufacturing supplier rather than a trading or service-only entity.

CertificationsThe supplier reports holding ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. These stated certifications provide explicit evidence of certification coverage across quality, occupational health and safety, and environmental management.

After-Sales capabilityThe supplier has documented procedures and records for customer complaints, corrective and preventive actions, and effective service-capability assessment. However, it reports no overseas warehouse, showroom, agent, branch, or offline trade-show participation, so the evidence supports internal service processes but not overseas service coverage.

R&D capabilityThe supplier reports new products during the past year, ODM capability, industry-university-research cooperation, and increased R&D investment. It also reports two R&D engineers, but no available SDK; overall, the evidence supports product-development capability, with limited disclosed R&D staffing.

Production capacityThe supplier is a factory and lists stirring, mixing, moulding, cutting, pressing, drying, vulcanization, and printing equipment. It reports finished-product inspection instructions that are uniformly followed and lead times within 15 workdays in both peak and off-season, supporting a stated production and quality-control capability.

Customization capabilityThe supplier explicitly supports customization from samples and from customer designs, and also reports ODM service availability. These statements directly demonstrate both sample-based and design-based customization capability.

Product Q&A

Q:Are you a factory?

Yes, we have our own factory and technical team.

Q:How many workers do you have in your factory?

We have 69 employees, 80% of whom have been with us for more than 5 years.

Q:How do you do quality control?

We implement the 9001 standard, from raw materials, samples, operation, semi-finished products to finished products for sampling and control.

Q:Are customizations and small orders available?

Yes, samples and drawings are provided, and we provide customized services.

Q:What about the delivery date?

1) It takes 3-5 days for regular samples and 7-10 days for custom samples. 2) Mass production for 15-20 days. If it's an emergency, we have a green channel