Large Packaged Butyl Hot Melt Sealant
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High And Low Temperature Resistance Butyl Hot Melt SealantThis butyl rubber seal strip provides excellent flexibility and strong self-adhesion for reliable gap filling and sealing. It remains elastic and non-cracking under long-term outdoor use, with outstanding waterproof, weatherproof and UV-resistant properties.
Product Description
This butyl rubber seal strip provides excellent flexibility and strong self-adhesion for reliable gap filling and sealing. It remains elastic and non-cracking under long-term outdoor use, with outstanding waterproof, weatherproof and UV-resistant properties. Ideal for sealing windows, doors, roof joints, automotive parts and construction gaps, it effectively blocks air, moisture and dust while offering durable anti-aging performance. Easy to apply and suitable for most building and automotive surfaces, it ensures long-lasting sealing and leak protection for various applications.
Scope of Application:
Widely used for sealing and gap filling in construction, automobile, home improvement and outdoor engineering. Suitable for door and window frames, roof joints, wall cracks, metal roofing, RV and marine sealing, automotive headlight assembly, pipe connections, insulating glass edging, and various waterproofing and dust-proof scenarios. It can be firmly applied to metal, glass, plastic, concrete, wood and other common building materials.
Product Features:
Made of high-quality butyl rubber with excellent flexibility and permanent elasticity. Strong self-adhesive performance, easy to install without additional tools. Outstanding waterproof, weatherproof and UV-resistant properties, anti-aging and non-cracking under extreme temperatures. Good shock absorption, sound insulation and leak-proof effects. Stable adhesion to various surfaces, durable and maintenance-free for long-term use.
Deliver,Shipping And Serving
1. Online testing
Online testing will be carried out before the finished product is packaged, and the finished product will be packaged only after it meets the relevant requirements.
2. Quality control supervision.
Quality control will be carried out again before the finished product packaging is put into storage and enters the market.
3. Application testing
Carry out full product testing, from the user's perspective, restore the product application scenario, and test its application.
4. Technical service
Application technical service provides high-quality technical services. After the product enters the market, after-sales technical service will continue to track the product usage and provide high-quality after-sales service.

FAQ – Frequently Asked Questions
Q1: Why choose large packaged butyl hot melt sealant over smaller formats?
A: Large packaging significantly increases production efficiency by reducing material changes and downtime. It is ideal for automated or high-volume manufacturing environments.
Q2: Is it suitable for outdoor applications?
A: Yes. It has excellent resistance to UV, water, and temperature extremes, making it perfect for both indoor and outdoor sealing tasks.
Q3: Can this sealant be reheated and reused?
A: Absolutely. The sealant remains thermoplastic, meaning it can be reheated multiple times without degrading, provided it’s kept clean and uncontaminated.
Q4: Does it harden over time?
A: No. It remains tacky and flexible, providing continuous performance without curing or cracking over time.
Q5: What substrates can it bond with?
A: This sealant adheres well to materials like glass, aluminum, steel, PVC, ABS, wood, and most construction composites.
Q6: Does it require a primer?
A: Not usually. Most clean, dry surfaces do not need a primer, but adhesion testing is recommended for critical or unknown materials.
Q7: What’s the recommended storage condition?
A: Store in a cool (5–30°C), dry place away from direct sunlight or moisture. Avoid stacking too high to prevent block deformation.
Company Profile
Chengxin (Henan) Sealing New Material Tech Co., Ltd. is a Chinese manufacturer and supplier of insulating glass sealing materials. We have been professionally focusing on the sealing material industry for many years. With excellent product quality and a complete market service guarantee system, the company has formed a wide sales network in China. In the international market, "Chengxin" brand series products have been exported to Western Europe, America, the Middle East, Africa, Southeast Asia and other countries and regions. We look forward to becoming your long-term partner.