Making Heatseals for Determination of Heatsealability of Flexible Webs as Measured by Seal Strength – Testing Equipment
Apparatus5.1 Heat sealer:5.1.1 Sealing Jaws—Two-heated jaws with flat sealing surfaces. Two-heated jaws are required to conduct Practice A. Practice B may be used with one-heated jaw only when the application is to commercial sealers with like configuration.5.1.1.1 Jaw Temperature Control—Each jaw must have independent temperature control. The recommended minimum precision of control is 6 1°C.5.1.1.2…