831 PUR hot melt adhesive for metal bonding

Product Properties

Hot melt adhesive is a one-component polyurethane adhesive sealant, through the moisture reaction curing into a flexible elastomer, surface drying time is closely related to humidity, temperature. The product is suitable for consumer electronics (cell phones, TWS headphones, laptops, wireless chargers, etc.) in the assembly of the shell bracket bonding or sealing.

Features and parameters

831 semi-transparent PUR adhesive to metal bonding strength, high initial adhesion, fast curing speed and other characteristics.
Suitable for narrow bezel cell phone, 3C digital, TP screen structure and other products. Reactive polyurethane hot melt adhesive, wide range of applications, with good heat resistance and good flexibility at low temperatures. At the same time, it has good solvent resistance.

Model:831
Color:black/white/transparent
Viscosity(mpas):(8000±1500)
Density(g/cm):1.0±0.05
Opening time(min):4-5min
Operating temperature(C):110-130
Preheating time and temperature:100°20-30min
Shear Strength(s):1-2
Technology Co.
Hardness:35-45(D)
PC/PC8MPA ABS/ABS7MPA PC/Aluminum4MPA PC/Stainless steel3.4MPA
Tensile strength:100KG F
Elongation at break:610%

Scope of application

This product is widely used in washing machines, outdoor electronic LED screens, monitors, air conditioners, dryers, computers, induction cookers, medical and military industries, etc. that require triple protection.display, air conditioner, dryer, computer, induction cooker, medical, military, etc., which need three-proof protection of circuit boards that need three-proof protection.