... gel packing paper 1.Used for packing drier,fresh agent,charcoal.etc 2.SGS certification 45g silica gel packing paperSuitable for heat seal packing machine ... ,when the temperature reached 180 degree, the paper will seal automaticallyUsed for packing the fresh agent,dryer,charcoal,mothball and so ... 430mm,450mm Can also supply as per client's requirement4) Core size: 76mm... 45g silica gel packing paper