OEM & ODM Rubber Sealing Profiles ManufacturerEmail: dora@onaseal.com  |  WhatsApp: +86 15920544735
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Technical Resources

Professional insights into sealing materials, engineering standards, and installation best practices for industrial and commercial projects.

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New Procurement Guides

Sealing Product Selection Guides

Practical answers, specification tables and RFQ checklists for OEM buyers, engineers and distributors.

Onaseal authentic sealing strip extrusion workshop
Factory & Quality

Inside Onaseal's Sealing Strip Manufacturing Process

Authentic factory photographs and a buyer-focused guide to tooling, extrusion, adhesive backing, inspection and packing preparation.

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Automotive

How to Choose the Right Car Door Weatherstrip

Select mounting method, gap, compression and EPDM construction for a reliable vehicle door seal.

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Material Comparison

EPDM Foam vs PU Foam Weatherstrip

Compare weather resistance, closing force, recovery and mounting before choosing a foam seal.

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Edge Trim

How to Select Edge Trim Grip Range

Measure finished panel thickness and choose secure metal-reinforced edge trim.

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Brush Seal

Brush Seal Pile Height Selection Guide

Match pile height, density and contact to gaps, movement and dust-control requirements.

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Foam Seal

D, P, E and I Foam Seal Profile Comparison

Understand which self-adhesive foam profile fits each gap and contact surface.

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Custom Extrusion

How to Measure a Custom Rubber Seal Profile

Prepare a useful cross-section drawing, sample and RFQ for custom extrusion.

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EPDM vs Silicone Comparison
Material Tech

EPDM vs. Silicone Sealing Strips: A Comprehensive Comparison

Which material is right for your project? We compare weatherability, temperature ranges, durability, and cost-effectiveness of EPDM and Silicone.

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Sealing Strip Installation Guide
Guide

The Ultimate Guide to Installing Industrial Sealing Strips

Step-by-step instructions on surface preparation, correct adhesive application, and calculating compression for optimal sealing performance.

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