What are the customization options?

We offer customization from samples, designs, full customization, minor customization, and flexible customization.

Factory Customized NBR Silicone FKM EPDM Rubber O Ring 4mm CS 1mm

Name: Factory Customized NBR Silicone FKM EPDM Rubber O Ring 4mm CS 1mm
Brand: Dongguan Huaqi Sealing Co., Ltd.
SKU: 2154267285

Guangdong, ChinaDongguan Huaqi Sealing Co., Ltd.

US$0.03-0.12

100 pieces

Product profile

Customization

Available

Material

FKM

Usage

Engine, Transmission, Rear Axle

Standard

Nonstandard

Temperature

-30°CTO 200°c

Size

Standard or Customized

Color

Green, Brown or Customizied

Product Name

FKM Rubber O-Ring

Hardness

50-70 Shore a

Feature

Drust / Oil / Heat / Aicd Resistance

Application

for All Industries

Certification

ISO9001

OEM / ODM

Available

Transport Package

Inner PE Bag + Outer Carton Box.

Trademark

HQK

Origin

Guangdong, China

Production Capacity

50000 Piece/Pieces Per Day

Key features

Wide Temperature Resistance: Operates effectively within -40 to 220 degrees Celsius.

Chemical Resistance: Impervious to oil, heat, weathering, acid, and UV lighting.

Customizable Sizes: Available in standard sizes or fully customized dimensions.

Customizable Colors: Options include black, green, brown, or custom colors.

Fast Production Lead Time: Production completed within 1 to 5 days after payment.

Free Samples Available: Existing samples provided free; custom designs require delivery fee.

ISO9001 Certified: Manufacturing process meets international quality standards.

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

Company profile

Fast DeliveryQA/QC InspectorsR&D CapabilitiesImporters and Exporters

Dongguan Huaqi Sealing Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.68h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and ODM/OEM capabilities, operates 12 production lines with stated silicone tube and silicone rubber sheet output, and maintains documented procedures for finished-product inspection, supplier-service assessment, corrective actions, and complaint handling. It reports OEM service for well-known brands and participation in a 2025 overseas trade exhibition. However, it has no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service coverage by country. Innovation evidence is mixed: the supplier reports one national science and technology progress award but no new products in the past year and no SDK. Production controls also have a weakness because ongoing batch quantity reconciliation is not performed. Certification holding and specific customer case details are not provided.

Supplier typeThe supplier appears to be a manufacturing-oriented OEM/ODM supplier with 12 production lines, equipment for rubber and converting processes, in-stock capacity, and stated OEM service for well-known brands. It also has export activity and identified Southeast Asian, Middle Eastern, and domestic markets, but lacks overseas branches, agents, warehouses, and showrooms.

After-Sales capabilityThe supplier has written and followed procedures for service capability assessment, corrective and preventive actions, and customer complaint handling, with lead times stated as within 15 workdays in both peak and off-season periods. Its after-sales reach is limited by the absence of overseas warehouses, showrooms, agents, branches, and stated overseas service countries.

Production capacityProduction capability is supported by 12 production lines, more than 10 operating lines, specialized equipment, stated annual output of 2,000 tons of silicone tube and 3,000 tons of silicone rubber sheet, inventory capacity, and lead times within 15 workdays. A control weakness is that the factory does not continuously reconcile quantities for every batch or volume production, and it lacks a valid capacity contract with affiliated subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization through both design services and R&D services. It also reports ODM availability, providing direct evidence of broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and participated in The 4th China (Vietnam) Export Brand Joint Exhibition in 2025. No brand names, project descriptions, order references, or independently verifiable customer case details are provided.

Product Q&A

Q:Can I get a sample?

Yes, we provide existing samples for free. For custom designs, a sample charge applies, but it will be deducted from your order payment. New customers must pay the delivery cost.

Q:How long is the sample lead time?

For existing products, it takes 1-2 days. For custom designs, it takes 3-5 days depending on the design content.

Q:How do you ensure product quality?

We have a professional QC team with a 'Quality First, Customer Focus' policy. We implement Incoming, In-process, and Out-going Quality Control throughout our factory operations.

Q:Why should I buy this FKM o-ring?

Our FKM o-rings offer excellent quality, reasonable pricing, good after-sales service, and comprehensive quality assurance.

Q:What is the production lead time?

Production lead time is 1 to 5 days after receiving the PO and the 30% advance payment.