Adhesives - MH&W Thermal Products

Each film type requires its own special adhesive system. Besides flexible adhesives with low adhesive strength, Kerafol also offers adhesives with high adhesive strength or with various fillings for improved heat transport.

Property Unit Sil-S1 Sil-S2 Acryl-A1 Acryl-A2 Acryl-A3
Color transparent transparent transparent transparent milky
Film Type PSA silicone Gel silicone Acrylate Acrylate removable filled Acrylate
Suitable for Film Types standard silicone
films with
reinforcement
standard silicone
films with or without
reinforcement
for all
silicone free
films
for all
silicone free
films
for all
silicone free
films
Application
Temperature
°C -60 to +250 -60 to +250 -40 to +180 -40 to +180 -40 to +180
Coating Thickness µm 20 – 50 30 – 75 15 – 25 20 – 50 40 – 60
Suitable for Reflow Process 10sec

270°C

yes yes no no yes
Peel
Resistance 1
N 2 – 10 1 – 5 5 – 12 2 – 5 2 – 5
Bonding Strength > 0.15 > 0.2 > 0.3 > 0.2 > 0.2
Tack (surface adesiveness) µm > 0.5 < 1.0 > 1.0 > 0.8 > 0.5
Shelf-Life 2 months 8 8 12 12 12
1 Peel Resistance:
180°C peel, peel-off speed: 300mm/min
Test strip width: 25mm; Test strip length: 220mm
Finat-Test-Method pursuant to DIN 53375, 53282, 53283
2 Shelf Life:
Silicone Adhesives: eight(8) months from date of manufacture when stored in original packaging at 21°C(70°F) and 50% humidity
Acrylate Adhesives: eight(8) months from date of manufacture when stored in original packaging at 21 °C(70°F) and 50% humidity