What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

Is customization available?

Yes, customization options include full customization, customization from samples, designs, minor customization, and flexible customization.

Filled Carbon Spring Energized Seals From China Factory

Name: Filled Carbon Spring Energized Seals From China Factory
Brand: Guangdong DEF Seals Solutions Co., Ltd.
SKU: 790515725

Guangdong, ChinaGuangdong DEF Seals Solutions Co., Ltd.

US$1.50

10-499 Pieces

US$0.50

500+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon

Application

Valve

Model NO.

PTA/PTU/PTB/PTW

Type

Shaft Seal

Performance

Temperature

Shape

O-Ring

Standard

Standard, Nonstandard

Function

Shaft Sealing

Size

Metric Size and Imperial Size

Color

White, Yellow, Black, Grey, Blue

Business Type

Manufacturer

Sample

Free

Deliver Time

3-5 Working Days

Transport Package

Plastic Film Inner& Outer Carton

Specification

Industrial AS4716

Trademark

DEF

Origin

Dongguan, China

HS Code

39269010

Production Capacity

3000k PCS/Year

Key features

Chemical Resistance: Inert to almost all chemicals, suitable for harsh environments.

Customization Options: Offers full customization, minor customization, and flexible options.

Multiple Spring Types: Available with U-shaped, round wire, or O-shaped springs.

Versatile Applications: Suitable for static, reciprocating, and rotary motion seals.

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

ISO9001 Certified: Manufacturer holds ISO9001:2015 management system certification.

Free Samples: Free samples are available upon request.

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: ≤0.45h

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.