Onaseal | High-Performance Sealing Solutions Since 2013

About Onaseal

Zhuhai Onaseal Technology Co., Ltd has been committed to the R&D and production of sealing strip products since 2013. Our facility spans over 20,000 square meters and employs 150 skilled professionals dedicated to innovation and quality.

We specialize in the research, development, production, and sales of high-grade door and window sealing strips. Our products are widely used in automotive, train, shipbuilding, construction, and other industrial applications.

Production Lines

3600T

Annual Capacity

30+

Countries Exported

2013

Our Products

High-performance sealing solutions engineered for durability, flexibility, and long-term performance across industries.

EPDM Foam Seal Strip

Weather-resistant, UV-stable foam strip ideal for doors, windows, and automotive applications. Excellent compression set and aging resistance.

• Material: EPDM Rubber
• Density: 0.5–0.8 g/cm³
• Temp Range: -40°C to +120°C
• Applications: Construction, Automotive

PU Foam Seal Strip

High resilience polyurethane foam with excellent sealing and sound insulation. Ideal for HVAC, refrigeration, and industrial enclosures.

• Material: Polyurethane (PU)
• Soft & Flexible Structure
• Low Compression Force
• Applications: Refrigeration, Electronics

TPE/PVC Rubber Strip

Eco-friendly thermoplastic elastomer with excellent flexibility and durability. Used in doors, windows, and appliances.

• Material: TPE/PVC Blend
• Non-Toxic & Recyclable
• High Elasticity
• Applications: Residential & Commercial

Silicone Rubber Strip

High-temperature resistant silicone profile for extreme environments. Stable from -60°C to +200°C. FDA compliant options available.

• Material: Silicone Rubber
• Temp Range: -60°C to +200°C
• FDA & ROHS Compliant
• Applications: Medical, Food, Aerospace

Filament Tape

Reinforced pressure-sensitive tape with embedded fiberglass filaments. High tensile strength for carton sealing and bundling.

• Material: PP + Fiberglass
• High Tensile Strength
• Water & UV Resistant
• Applications: Packaging, Logistics

Rubber Gasket

Custom-molded rubber gaskets for precise sealing in machinery, electronics, and industrial equipment. Available in NBR, EPDM, and silicone.

• Material: NBR, EPDM, Silicone
• Custom Shapes & Sizes
• Compression Set Resistant
• Applications: Industrial, Electrical

Door Bottom Strip

Aluminum or PVC-mounted brush or rubber strip for sealing gaps under doors. Reduces noise, dust, and energy loss.

• Type: Brush or Rubber
• Mount: Aluminum/PVC Base
• Sound & Draft Proof
• Applications: Residential, Commercial

PVC Caulk Strip

Expandable foam strip used for sealing joints, gaps, and expansion joints in construction. Water and weather resistant.

• Material: PVC Foam
• Self-Expanding
• Waterproof Seal
• Applications: Construction, Glazing

Why Choose Us

Trusted by global partners for quality, reliability, and innovation in sealing technology.

ISO 9001:2015 Certified

Strict adherence to international quality standards ensures consistent product excellence.

Fast Delivery & Flexibility

Efficient logistics and flexible production schedules ensure on-time delivery worldwide.

OEM & ODM Support

Custom design, tooling, and manufacturing services tailored to your specifications.

Global Export Experience

Products exported to USA, Germany, Japan, Turkey, Spain, Ukraine, Russia, and more.

Frequently Asked Questions

What materials do you offer for sealing strips?

We offer EPDM, PU, TPE/PVC, silicone, and rubber-based sealing strips. Custom material blends are also available upon request.

Can you provide OEM/ODM services?

Yes, we offer full OEM and ODM support including custom design, tooling, packaging, and branding.

What is your minimum order quantity (MOQ)?

MOQ varies by product type and customization level. Contact us for specific details based on your requirements.

How do you ensure product quality?

We follow ISO 9001:2015 standards, conduct in-house testing, and provide material certifications upon request.

What markets do you export to?

Our products are exported to the USA, Germany, Japan, Turkey, Spain, Ukraine, Russia, Poland, and many other countries.

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