What is the lead time for production?

Lead time is within 15 workdays during off-peak season and one month during peak season.

Does the product have certifications?

Yes, the product holds CE certification.

Reliable White PTFE Seal Ring for Flange and Valve Applications

Name: Reliable White PTFE Seal Ring for Flange and Valve Applications
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2149275855

Zhejiang, ChinaNingbo Dongheng Sealing Co., Ltd.

Negotiable

1 Piece

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Plastic

Application

Pumps

Model NO.

PTFE gasket

Type

Stationary Seal

Performance

Corrosion

Shape

O-Ring

Standard

Standard, Nonstandard

Color

White

Temperature

260 Degree

with Rib or Not

Both Ok

Gasket Shape

Round or Others

Transport Package

Wooden Carton

Specification

DN10 ~ DN2000

Trademark

OEM

Origin

China

HS Code

3926909090

Production Capacity

10000000 Per Year

Key features

100% Virgin PTFE Material: Crafted from pure PTFE resin without preliminary shaping for superior quality.

Exceptional Chemical Resistance: Impervious to corrosive liquids, vapors, and gases, ensuring durability in harsh environments.

Superior Electrical Insulation: Offers top-tier dielectric properties and thermal insulation in virgin PTFE form.

Non-Wetting and Non-Contaminating: Naturally hydrophobic, odorless, and preserves purity of substances in contact.

Low Friction Coefficient: Boasts one of the lowest solid-state friction coefficients for efficient performance.

Customization Options: Available for customization from samples, designs, full, minor, and flexible customization.

OEM and ODM Services: Manufacturer offers both OEM and ODM services for tailored production needs.

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: ≤8.88h

AI-Powered supplier vetting

SummaryThe supplier manufactures sealing-related products, including spiral wound gaskets, PTFE tape, and PTFE gaskets, and operates a 4,500 m² plant with three production lines. It offers broad customization, 3D software design, ODM, and OEM services, and reports new products within the past year. Quality credentials include CE product compliance certification and ISO 9001:2015 management certification. The supplier has inventory capability, valid contracts with associated subcontractors, export experience, and access to Ningbo and Shanghai ports. However, it lacks an overseas warehouse, showroom, agents or branches, SDK availability, and offline trade-show participation. Manufacturing controls show weaknesses because continuous quantity reconciliation and a standard outsourcing procedure are absent. Complaint handling has a procedure but no written records, while supplier approval documentation lacks signatures or dates. No financial figures are provided, and customer evidence is limited to general statements,...

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, inventory capability, valid contracts with associated subcontractors, and supports FOB, CIF, CFR, and EXW quotations.

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

R&D capabilityThe supplier provides 3D software design, ODM, and multiple forms of customization, and reports new products during the past year. It has one R&D engineer and no available SDK, so the evidence supports practical product-development capability but does not establish broad or advanced technical depth.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM for popular brands. These combined capabilities provide clear evidence of broad customization support.