Premium PTFE Rubber Gasket with Exceptional Durability Features

Name: Premium PTFE Rubber Gasket with Exceptional Durability Features
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2084435882

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

EPDM

Application

Valve

Model NO.

XINSEN-PRM

Type

Stationary Seal

Performance

Corrosion

Shape

O-Ring

Standard

Standard, Nonstandard

Face

RF, FF

Transport Package

Wooden Carton

Specification

DN15 ~DN2000

Trademark

OEM, DONHONSIL

Origin

China

HS Code

8484100000

Production Capacity

1000000 Per Year

Key features

PTFE-Bonded EPDM Core: EPDM rubber core with PTFE layer on both sides for superior chemical and ozone resistance.

High Chemical Resistance: PTFE layer provides unrivaled resistance against aggressive chemicals, solvents, and acids.

Low Friction Coefficient: Reduces wear and tear, preventing stick-slip during assembly and disassembly of flanges.

Versatile Application: Ideal for pipelines, valves, flanges, chemical reactors, and automotive fuel/cooling systems.

OEM/ODM Support: Full customization available from samples, designs, or minor adjustments to meet specific needs.

Durable Aging Resistance: EPDM material ensures long-term functionality and stability in harsh outdoor conditions.

Easy Installation: Full-face design covers the entire flange surface effortlessly for secure and quick sealing.

Company profile

Fast DeliveryOEM ServicesQuality AssuranceQA/QC Inspectors

Ningbo Dongheng Sealing 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: 4 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier manufactures industrial sealing products, including spiral wound gaskets, PTFE tape, and PTFE gaskets, from a 4,500 m² facility with three production lines. It offers extensive customization, 3D design, ODM, and OEM services, and reports new products within the past year. Quality-related evidence includes CE certification, ISO 9001:2015 certification, quality assurance, and documented corrective and preventive action procedures. However, complaint handling lacks written records, supplier approval documentation is incomplete, and the factory does not continuously reconcile production quantities or maintain standard outsourcing procedures. The supplier has inventory capability and valid contracts with affiliated subcontractors, but no overseas warehouse, showroom, agents, branches, or overseas service locations. Export activity is reported, with 31%–40% of sales from exports and four years of export experience. Customer evidence includes a 50%–80% repeat-buyer preference, but no Fortune 500...

Supplier typeThe supplier is a manufacturing-oriented industrial equipment and components provider producing spiral wound gaskets, PTFE tape, and PTFE gaskets. It has a 4,500 m² manufacturing plant, three production lines, inventory capability, and valid contracts with affiliated subcontractors, while lacking overseas warehouses, showrooms, agents, and branches.

CertificationsThe supplier reports CE product compliance certification and an ISO 9001:2015 management-system certificate. It also states that quality assurance is present in its quality-control processes, providing explicit certification and quality-system evidence.

R&D capabilityThe supplier provides 3D software design, ODM, and OEM services and reports new products within the past year. It has one R&D engineer and no available SDK, indicating some development capability but limited evidence of broader technical resources.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, flexible customization, and 3D software design services. This establishes broad customization coverage across both design-based and sample-based requirements.