What payment terms do you accept?

We accept LC, T/T, and Western Union.

Are the seals suitable for food and pharmaceutical use?

Yes, they ensure no contamination when in contact with foodstuffs, pharmaceutical, and medicinal fluids.

ISO9001 Certified Ring Gasket PTFE Seals in Various Sizes

Name: ISO9001 Certified Ring Gasket PTFE Seals in Various Sizes
Brand: Guangdong DEF Seals Solutions Co., Ltd.
SKU: 789980935

Guangdong, ChinaGuangdong DEF Seals Solutions Co., Ltd.

US$2.00

10-499 Pieces

US$1.00

500+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

PTFE+Carbon Fiber

Standard

Model NO.

PTA/PTB/PTU/PTW

Size

44.45*38.1*4.775

Color

Yellow

Certificate

TUV, SGS

Style

Floating Seal

Shape (for Gasket)

Ring Gasket

Function

Hole Sealing

Export Market

Global

Deliver Time

3-5 Working Days

Sample

Free

Transport Package

Carton

Specification

SGS

Trademark

DEF

Origin

China

HS Code

8484100000

Production Capacity

3, 000, 000 PCS/Month

Key features

Wide Material Options: Available in Virgin PTFE, PTFE+Carbon, PTFE+Glass Fiber, PEEK, and other special materials.

Customization Services: Offers full customization, minor customization, and flexible customization from samples or designs.

Chemical Resistance: Resistant to most fluids, chemicals, and gases with virtually no contamination risk.

High Pressure Capability: Designed to withstand maximum pressure up to 45 MPa.

ISO9001 Certification: Manufactured under ISO9001:2015 management system certification.

Fast Delivery: Standard delivery time is 3-5 working days.

Free Sample Availability: Free samples are provided for customer evaluation.

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: ≤0.59h

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 these seals?

We offer Virgin PTFE, PTFE+Carbon, PTFE+Glass Fiber, PTFE+Bronze, PTFE+Polyester, PEEK, and other special materials.

Q:Can I request custom sizes and colors?

Yes, we provide full customization, minor customization, and flexible customization from samples or designs, including standard and non-standard sizes.

Q:What is the lead time for orders?

The standard delivery time is 3-5 working days. During peak season, it takes within 15 workdays, and off-season within one month.

Q:Do you offer free samples?

Yes, free samples are available for your specific needs.

Q:What are the minimum order quantities?

The minimum order quantity is 10 pieces.