What is the warranty or after-sales service?

The factory is responsible for quality after-sales service.

What materials are used for these seals?

The material is PTFE (Perfluoroelastomer), providing strong anti-corrosion ability and dimensional stability.

PTFE Spring Energized Seals for Hot Melt Glue Dispenser

Name: PTFE Spring Energized Seals for Hot Melt Glue Dispenser
Brand: Dongguan Walle Sealing Technology Development Co., Ltd.
SKU: 1910942755

Guangdong, ChinaDongguan Walle Sealing Technology Development Co., Ltd.

US$0.50-7.90

30 Pieces

Product profile

Customization

Available

Material

PTFE

Application

Valve

Model NO.

wl5154

Type

Rotary Seal

Performance

Corrosion

Shape

O-Ring

Standard

Standard, Nonstandard

Color

Black

Delivery Time

15-20 Days

OEM/ODM

Welcome

Transport Package

Carton

Specification

all you size

Trademark

Walle

Origin

Guangdong, China

HS Code

3926901000

Production Capacity

30000 PCS/Month

Key features

High Pressure Capacity: Withstands up to 60 MPa static and 45 MPa dynamic pressure loads.

High Speed Performance: Supports reciprocating speeds up to 15 m/s and rotation up to 1 m/s.

Corrosion Resistant: Strong anti-corrosion ability suitable for almost all sealing media.

Food Grade Safety: Will not contaminate food, medicines, or pharmaceutical liquids.

Low Friction & Wear: Small coefficient of friction with excellent wear resistance.

OEM/ODM Support: Customization welcome for color and other specific requirements.

Long Service Life: Designed for long life time with unlimited storage period.

Company profile

Dongguan Walle Sealing Technology Development Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2010-08-02 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryDongguan Walle Sealing Technology Development Co., Ltd. is a China-based limited company classified as a trade company, associated with the manufacturing industry and focused on sealing products. It reports ISO9001 certification, five production lines, a 2,000 m² plant, 27 employees, and stated annual output of 2,000,000 boxes of rubber seals, oil seals, and O-rings. The supplier exports extensively, with 71%–90% of sales from exports and markets across multiple regions. It supports OEM orders and describes engineering research, technological innovation, advanced production and testing equipment, and sealing solutions for numerous industries. Order fulfillment is stated as one month in both peak and off-peak periods. Evidence is insufficient to assess after-sales service depth, financial credibility, or specific customer cases. The records also contain inconsistent experience claims: one slice states three years of R&D engineer experience, while another claims over 20 years of production and R&D staff...

Supplier typeThe supplier is identified as a limited company in China, classified as a trade company, with associated companies in manufacturing and operations centered on sealing-product development and production. Its stated commercial categories include industrial equipment, machinery, tools, automotive parts, and manufacturing-related products.

CertificationsThe supplier explicitly reports an ISO9001:2015 certificate. Another description references ISO9001:2008, but the records do not clarify whether this is an older certificate or a separate status; the current explicit certification evidence is ISO9001:2015.

R&D capabilityThe supplier explicitly describes engineering research, technological innovation, multiple sealant formulations, advanced production and testing equipment, and the use of materials and technology for demanding environments. The evidence supports stated innovation activity, although the record also reports only three years of total R&D engineer experience and does not provide patents or quantified R&D results.

Production capacityThe supplier reports a 2,000 m² manufacturing plant, five production lines, 27 employees, and annual output of 2,000,000 boxes of rubber seals, oil seals, and O-rings. It states one-month fulfillment during both peak and off-peak periods and describes production of seals for multiple industrial applications, providing explicit evidence of operational production capacity.

Customization capabilityThe supplier welcomes OEM orders and states that it develops varied sealing formulations and solutions using different materials and technologies for demanding operating environments. Its broad product range includes synthetic rubber, PTFE, hydraulic, cylinder, PU, FKM, perfluoroelastomer, oil and gas, chemical, pump, and valve seals, supporting customization capability.