Kurla West, Mumbai, Maharashtra
- GST NO. : 27AABPT2073R1Z3
Posted by BY TRASY ENTERPRISES on September, 08, 2025
Hot Melt Coating is a solvent-free adhesive application technique where a solid adhesive is melted, applied in liquid form, and then solidifies upon cooling. Compared to traditional methods, it offers distinct advantages in efficiency, performance, and environmental impact.
Key Differences:
|
Feature |
Hot Melt Coating |
Solvent-Based / Water-Based Coating |
|
Drying/Curing |
No drying required; solidifies on cooling |
Requires evaporation of solvents or water; needs drying ovens |
|
Speed |
Faster production cycles |
Slower due to drying/curing time |
|
Environmental Impact |
Eco-friendly; no VOC emissions |
May emit VOCs (solvent-based); higher energy use |
|
Adhesive Type |
100% solid PSA or thermoplastic |
Liquid adhesives with carriers (solvents/water) |
|
Bond Strength |
High initial tack and peel strength |
Varies; may require time to achieve full bond |
|
Cost Efficiency |
Lower energy and operating costs |
Higher operational cost due to drying equipment |
|
Substrate Compatibility |
Ideal for temperature-resistant materials |
More versatile for heat-sensitive substrates |
Advantages of Hot Melt Coating:
- Cleaner process with minimal waste
- High coating weights (up to 600 GSM) achievable
- Quick setup and changeover
- No drying ovens, reducing footprint and energy use
Limitations:
- Not ideal for heat-sensitive substrates
- Requires precise temperature control of adhesive
Conclusion:
Hot Melt Coating is a superior choice for high-speed, eco-friendly, and cost-effective adhesive applications — especially where high tack and bond strength are critical.
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