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

Are the seals compatible with water and air?

Yes, our top-grade seals are compatible with mineral oil-based fluids, water, air, and barely flammable hydraulic fluids.

High-Performance PTFE Seals for Piston and Cylinder Applications

Name: High-Performance PTFE Seals for Piston and Cylinder Applications
Brand: Guangdong DEF Seals Solutions Co., Ltd.
SKU: 2189626785

Guangdong, ChinaGuangdong DEF Seals Solutions Co., Ltd.

US$1.00

10 Pieces

Product profile

Customization

Available

Material

PTFE+Bronze/NBR

Application

Cylinder

Model NO.

GSF

Type

Slide Seal

Performance

High Pressure

Shape

O-Ring

Standard

Style

O Ring

Shape (for Gasket)

Ring Gasket

Function

Shaft Sealing

Color

Coffee, Green

Transport Package

Carton

Specification

ISO 7425/2 and GB/T 15242.3

Trademark

DEF

Origin

China

HS Code

84840000

Production Capacity

500K/Year

Key features

High Pressure Resistance: Withstands up to 60MPa pressure for demanding hydraulic applications.

High Sliding Speed: Engineered for sliding speeds up to 15 m/s with low friction.

Custom Color Options: Available in Coffee, Green, Grey Green, and Red colors.

Fast Delivery Time: Ready within 5 to 10 working days for custom orders.

OEM and ODM Services: Full customization available from samples, designs, or minor adjustments.

Multi-Media Compatibility: Compatible with mineral oil, water, air, and barely flammable fluids.

Quality Assurance: ISO9001 certified with random function and visual inspections.

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.