What is the lead time for production?

During peak season, the lead time is one month; during off-season, it is within 15 workdays.

Is OEM or ODM service available?

Yes, both OEM and ODM services are available for this product.

What is the hardness of the PTFE gasket?

The hardness is classified as Soft Expanded PTFE.

Expanded PTFE Gasket for Reliable Sealing in High-Temperature Environments

Name: Expanded PTFE Gasket for Reliable Sealing in High-Temperature Environments
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2086951312

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

US$0.10

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Certification

RoHS, ISO

Customized

Model NO.

XINSEN-EP

Type

Adhesive Tape

Feature

Retractable Smooth

Color

White

Material

PTFE

Temperature Resistant

< 260 Degree

Hardness

Soft Expanded PTFE

Density

0.9g/cm3

MOQ

1roll

Transport Package

Wooden Carton or Parper Carton

Specification

3mm ~ 50mm

Trademark

DONHONSIL OR OEM

Origin

China

HS Code

3926909090

Production Capacity

10000000 Per Year

Key features

High Temperature Resistance: Withstands temperatures up to 260 degrees Celsius for extended service life.

Chemical Corrosion Resistance: Outstanding resistance to harsh chemical environments ensuring durability.

Superior Flexibility: Strong compression recovery with minimal cold flow deformation.

100% Virgin PTFE Material: Crafted from pristine white virgin imported PTFE for purity and integrity.

Self-Adhesive Design: Features a continuous self-adhesive strip for effortless installation.

Customizable Specifications: Available in different specifications tailored to meet specific needs.

Versatile Application: Ideal for reactors, steam generators, and irregular flanges.

Clean Manufacturing: Produced in a pristine, dust-free workshop ensuring cleanliness.

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.