Sandwich Cover Sealing Strip
The Sandwich Cover Strip is a high-performance sealing solution designed for construction and waterproofing applications. It consists of a specially formulated butyl rubber core sandwiched between two protective layers, ensuring superior waterproofing, airtightness, and durability.
- Product Introduction
Product Introduction
The Sandwich Cover Strip is a high-performance sealing solution designed for construction and waterproofing applications. It consists of a specially formulated butyl rubber core sandwiched between two protective layers, ensuring superior waterproofing, airtightness, and durability.
Product Features
✅ Strong Adhesion & Waterproofing – The high-quality butyl rubber layer provides excellent adhesion to various surfaces, preventing water infiltration and air leakage.
✅ High Elasticity & Flexibility – Adapts to different structural movements and irregular surfaces without cracking or peeling.
✅ Weather & Temperature Resistance – Performs reliably under extreme temperatures and environmental conditions.
✅ Customizable Surface Layers – Available with aluminum foil, nonwoven fabric, or polymer film for enhanced durability and UV resistance.
✅ Easy Installation & Long Lifespan – Simple peel-and-stick application without additional tools, ensuring long-term performance.
Usage Scenarios
Roof & Facade Sealing – Used in joints, seams, and panel overlaps for waterproofing protection.
Window & Door Sealing – Prevents air and water leakage around frames and gaps.
Metal & Prefabricated Structures – Ensures tight sealing in modular and industrial construction.
Renewable Energy – Applied in solar panel waterproofing and wind power installations for long-lasting protection.
Product Parameters
Main materials |
Butyl rubber, Release paper Sand and PET Composite layer |
Colloid Color |
White |
Width |
8cm (regular) |
Thickness |
0.8mm and 1mm (regular) |
Peel Strength |
≥3.5 N/mm |
Density |
1.05±0.05 g/cm³ |
Penetration |
70±5 (0.1mm, 5s) |



Hot Tags: sandwich cover sealing strip, China sandwich cover sealing strip manufacturers, suppliers, factory, car sound insulation and vibration damping board, automotive sealing butyl rubber, Diamond Car Sound Damping Sheet, High Temperature Sealant Tape, Car 3 in 1 Sound Samping Sheet, Glossy Large Grid Aluminum Foil Butyl Tape