Quarter Round Silicone Seal Strip
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Product Overview
SealsHub supplies quarter round silicone seal strips with a solid silicone rubber 1/4 round profile designed for corner sealing, gap filling, waterproof protection and surface finishing applications.
The quarter round cross-section fits 90° inside corners, creating a smooth curved transition between two surfaces. The rounded design helps cover uneven joints, reduce dirt accumulation and provide a clean, finished appearance for residential, commercial and industrial applications.
Made from flexible solid silicone rubber, these corner seal strips offer excellent weather resistance, moisture resistance and long-term flexibility. They are suitable for wet areas, interior finishing, equipment enclosures and custom sealing projects where a soft, durable corner profile is required.
Key Features
- Quarter round profile designed for 90° corner applications
- Smooth curved surface provides a clean and finished appearance
- Flexible solid silicone rubber maintains elasticity over long service periods
- Waterproof and moisture-resistant performance for wet environments
- Soft rounded edge provides cushioning and impact protection
- Helps cover gaps, uneven joints and surface imperfections
- Suitable for adhesive installation or compression fitting
Advantages
1. Designed for 90° Corner Sealing
The 1/4 round profile is designed to fit right-angle corners, creating a smooth transition between adjoining surfaces.
2. Waterproof & Mold Resistant Silicone Material
Silicone rubber provides excellent resistance to moisture, weathering and aging, making it suitable for bathrooms, kitchens and other humid environments.
3. Easy-to-Clean Rounded Surface
The curved surface reduces sharp corner areas where dust, water and dirt can accumulate, helping maintain a cleaner appearance.
4. Flexible & Durable Protection
The soft silicone profile absorbs minor impacts and helps protect corners, panels and finished surfaces from damage.
5. Multi-Functional Corner Solution
Combines:
- Waterproof sealing
- Gap covering
- Decorative finishing
- Soft edge protection
Specifications
| Item | Details |
|---|
| Product Type | Quarter Round Silicone Seal Strip |
| Material | Solid Silicone Rubber |
| Profile Shape | 1/4 Round / Quarter Round |
| Profile Size | 5 x 5 mm – 16 x 16 mm |
| Radius | R5 – R16 mm |
| Hardness | 60–75 Shore A (Customizable) |
| Temperature Range | -40°C to +200°C |
| Color | Black, White, Gray, Translucent |
| Supply Form | Continuous Roll / Cut Lengths |
| Adhesive Option | Self-Adhesive Backing Available |
Applications
Bathroom & Wet Area Sealing
- Shower corner sealing
- Bathtub-to-wall joints
- Bathroom tile corner finishing
- Sink and vanity backsplash sealing
Kitchen & Interior Applications
- Countertop and backsplash gaps
- Cabinet corner finishing
- Furniture and interior decoration
- Wall and panel joint covering
Protection & Cushioning
- Soft corner protection
- Furniture edge cushioning
- Panel and surface protection
Industrial Applications
- Equipment enclosure corner sealing
- Cleanroom panel finishing
- Electrical cabinet protection
- Custom OEM sealing assemblies
Installation
Clean and dry the mounting surface before installation. Remove dust, oil and moisture to ensure reliable bonding.
The silicone seal strip can be cut to the required length and installed along the corner using self-adhesive backing, suitable adhesive or compression fitting depending on the application.
Custom Options
Custom colors, lengths and profiles available upon request.
SealsHub provides customized silicone quarter round profiles with different dimensions, hardness levels, adhesive backing and silicone formulations for OEM and project applications.
FAQ
Q: What is a quarter round silicone seal strip used for?
A: Quarter round silicone seal strips are used for 90° corner sealing, gap filling, waterproof protection, decorative finishing and soft edge cushioning.
Q: Is this suitable for bathroom and shower corners?
A: Yes. The flexible silicone construction provides moisture resistance and is suitable for wet area corner sealing applications.
Q: What sizes are available?
A: Standard sizes range from 5 × 5 mm to 16 × 16 mm with matching quarter round radii. Custom sizes can also be produced.
Q: Can adhesive backing be added?
A: Yes. Self-adhesive backing is available for DIY installation on smooth surfaces such as tile, glass, stone and panels.
Q: Can SealsHub produce custom silicone profiles?
A: Yes. Custom silicone profiles can be manufactured according to drawings, samples or application requirements.
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