UPT-4754M is a synthetic, thermo-plastic hot melt adhesive suitable for use as a sealant in the manufacture of automotive lamps. It is suitable for sealing a wide variety of substrates like PP, PMMA and PC. It has an especially strong bond with Glass, making it one of the few grades suitable for use for glass lenses
Base: Synthetic Rubber
Surface Touch Light Ambient Tack
Form: Blocks
Colour: Grey / Black
Specific Gravity: ~ 0.98
Application Temperature: 170°C – 200°C
Softening Point (Ring & Ball): 115°C – 130°C
Viscosity (Brookfield Viscometer with Thermosel) at 180°C: > 40,000 mPa.s
Pull Test (PP – PMMA; 25°C): > 7 Kgf / 20 mm
PP – PMMA Wedge Test: No separation and discolouration
Cold Temperature Resistance: Flexible at -5°C
• Good sealing characteristics on a wide variety of substrates
• High adhesion strength
• Sealant for automotive lamps which do not see high temperatures