The hot sealing performance of packaging materials is the main parameter to assess packaging ability of materials. It includes the hot tack and ultimate strength. Hot tack has been used to check the strength to peel off hot sealing parts, when shortly after hot sealing (not cold yet). Ultimate strength has been used to check the strength to peel off the hot sealing parts, when the parts have already gone cold. These parameters vary hugely with one material. However, the proper application of ...This story is related to the following:Adhesives and SealantsSearch for suppliers of: Packaging Adhesives |