Is OEM or ODM service available?

Yes, we provide both OEM and ODM services, including customization from samples, designs, and flexible customization.

What is the supply ability per month?

Our monthly supply ability is 5,000,000 pieces, supported by a 10,000 sq.meter workshop.

Are the seals suitable for high-pressure applications?

Yes, back-up rings are designed as anti-extrusion devices to provide a barrier against high pressures and improve seal performance.

Durable PTFE Cylinder Seal Gasket with Back-up Ring Design

Name: Durable PTFE Cylinder Seal Gasket with Back-up Ring Design
Brand: Guangdong DEF Seals Solutions Co., Ltd.
SKU: 791665365

Guangdong, ChinaGuangdong DEF Seals Solutions Co., Ltd.

US$0.50

10-499 Pieces

US$0.10

500+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

PTFE+Bronze

Application

Hydroseal

Model NO.

gasket

Type

Stationary Seal

Performance

High Pressure

Shape

O-Ring

Standard

Standard, Nonstandard

Color

Coffee, Green, White

Size

According to Your Needs

Certificate

ISO9001, SGS

Style

Mechanical Seal

Shape (for Gasket)

Ring Gasket

Function

Dust Prevention Sealing

Transport Package

Plastic Film Inner& Outer Carton

Specification

SGS, ISO 9001

Trademark

DEF

Origin

Guangdong, China

HS Code

848410000

Production Capacity

500.000PCS/Month

Key features

High Pressure Resistance: Back-up rings act as anti-extrusion devices to safely increase system function against high pressures.

Customizable Specifications: Color, size, and style can be customized according to specific customer needs and designs.

Wide Material Range: Available in Virgin PTFE, PTFE+bronze, PTFE+carbon, PTFE+glass, PTFE+graphite, and POM.

Fast Delivery Time: Standard delivery within 5 to 7 working days; 2 days available for in-stock items.

Flexible Customization: Supports full customization, minor customization, and customization from samples or designs.

High Production Capacity: Supply ability of 5,000,000 pieces per month with a 10,000 sq.meter manufacturing facility.

Quality Assurance: ISO9001:2015 certified with strict QA/QC inspections and bulk photo approval before packing.

Company profile

Management CertificationQuality AssuranceHigh Repeat Buyers ChoiceYears of Export Experience

Guangdong DEF Seals Solutions Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 21 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤0.43h

AI-Powered supplier vetting

SummaryDEF Seals Solutions is a sealing and mechanical-components supplier with stated production, sales, import/export, OEM, ODM, and broad customization capabilities. It holds ISO 9001:2015 certification and reports documented finished-product inspection, supplier-service procedures, and corrective/preventive-action processes. The supplier has five production lines, six to ten quality-control staff, twelve years of total R&D engineer experience, testing equipment, and more than 20 years of export experience. However, it reports no overseas warehouse, showroom, agent, or branch, and lists zero countries for overseas services. Financial credibility cannot be assessed because the provided financial fields are recorded as zero and contain no usable supporting context. Customer-specific cases are not identified.

Supplier typeThe supplier describes itself as a sealing maker serving construction machinery and large OEMs, while its stated scope covers mechanical components, seals, hydraulic components, machine tools, automation equipment, rubber and plastic parts, and related products. This supports classification as a manufacturer and supplier of industrial components with import/export capability.

CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and states that it received ISO 9001 certification to support quality products and services. This is direct evidence of a certified quality-management system.

After-Sales capabilityThe supplier reports no overseas warehouse, showroom, agent, or branch, and lists zero countries where overseas services are offered. It has participated in HANNOVER MESSE 2025 and provides stated quotation, payment, and lead-time terms, but the evidence does not establish a substantive after-sales service network.

R&D capabilityThe supplier reports new products during the past year, ODM service, twelve years of total R&D engineer experience, and testing equipment including temperature, salt-spray, and reciprocating testing machines. It also reports no available SDK, which limits evidence for software or SDK-based development, but does not negate the documented product-development capability.

Production capacityThe supplier reports five production lines, six to ten quality-control staff, documented and uniformly followed finished-product inspection instructions, written supplier-service procedures with records, and a stated annual output above the provided threshold. These data support established production and quality-control capacity.

Customization capabilityBoth records list customization from samples, full customization, customization from designs, minor customization, and flexible customization. The supplier also reports ODM availability, providing explicit evidence of broad customization and design-manufacturing support.

Product Q&A

Q:What materials are available for the PTFE seal gasket?

We offer a wide range of materials including Virgin PTFE, PTFE+bronze, PTFE+carbon, PTFE+glass, PTFE+graphite, POM, and others.

Q:Can the size and color of the seal be customized?

Yes, we provide full customization options. The size can be made according to your needs, and colors include Coffee, Green, White, Brown, Black, and Blue.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 10 pieces.

Q:How long is the delivery time?

Standard delivery takes 5 to 7 working days. For items in stock, delivery can be completed in 2 days.

Q:What payment methods do you accept?

We accept T/T (bank account), PayPal, Western Union, and LC.