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Activation Window and Heat-Ceiling Guide
Typical melt and bonding windows for TPU hot melt adhesive film grades.
Low-temp
Medium-temp
High-temp
Typical melt point
~65-90°C
Typical bonding window
~90-110°C
Best for
Reflective, labels, coated / elastic fabric
Watch-out
Lower heat resistance in wear
Rule of thumb: set the film by the more heat-sensitive of your two substrates, then win the bond back with dwell time and pressure — not more heat. Bubbling is usually process or moisture, not the film.
Get the window set for your fabric
Ranges are industry-typical, not measured specifications. Tengyang confirms the activation window by sample bonding on your materials.
