Thermal Test Film Instruction Sheet
4titude Thermal Test Film can be used in conjunction with a roll fed (e.g. a4S Automatic Roll Heat Sealer) or sheet fed (e.g. 4s3 Semi-Automatic Sheet Heat Sealer) heat sealer to check the uniformity and reproducibility of the heat sealing block of the instrument.
Download the color chart below to effectively test the temperature of the heating block!