What is the lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Does the manufacturer provide OEM or ODM services?

Yes, the company provides both OEM and ODM services, supported by 1 R&D engineer and 3 production lines.

Precision White PTFE Gasket for Perfect Valve Seal Ring Fit

Name: Precision White PTFE Gasket for Perfect Valve Seal Ring Fit
Brand: Ningbo Dongheng Sealing Co., Ltd.
SKU: 2082491342

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% Pure Virgin PTFE: Crafted from 100% pure virgin PTFE resin, ensuring superior purity and chemical resistance.

Superior Chemical Resistance: Resistant to most corrosive liquids, vapors, and gases; non-corrosive and non-contaminating.

Excellent Insulation: Provides outstanding electrical and thermal insulation with low solid-state friction coefficient.

Flexible Customization: Supports full, minor, and flexible customization including color, shape, and rib options.

Hydrophobic & Odorless: Naturally repels water and water-based substances; completely odorless and non-wetting.

High Durability: Enhanced resistance to deformation under pressure, ensuring longevity in demanding environments.

OEM/ODM Service: Manufacturer offers OEM and ODM services with 1 R&D engineer and 3 production lines.

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.

Product Q&A

Q:What material is used for this gasket?

The gasket is made from 100% pure virgin PTFE (Polytetrafluoroethylene) resin, which is distinct from mechanical grade variants.

Q:Is customization available for this product?

Yes, we offer full customization, minor customization, and flexible customization from samples or designs. Options include color (White), shape (Round or Others), and with/without rib.

Q:What are the chemical properties of this gasket?

PTFE is the most chemically resistant plastic, unaffected by most corrosive liquids, vapors, and gases. It is non-corrosive, non-wetting, non-contaminating, and odorless.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 2 pieces.

Q:What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.