This standard specifies the product specifications, technical requirements, test methods, inspection rules, signs, packaging, transportation and storage of biaxially oriented polystyrene (BOPS) sheets (hereinafter referred to as sheets). This standard applies to sheets made of polystyrene resin as the main raw material, extruded by flat film method and biaxially stretched.
GB/T 16719-2008 Referenced Document
GB 9689 Hygienic standard for polystyrene products used as food containers and tablewares
GB/T 1040.3 Plastics. Determination of tensile properties. Part 3: Test conditions for films and sheets
GB/T 14216 Plastics.Film and sheeting.Determination of wetting tension*, 2008-08-19 Update
GB/T 2410 Determination of light transmittance and haze of transparent plastics*, 2009-04-01 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update
GB/T 5009.60 Method for analysis of hygienic standard of products of polyethylene,polystyrene and polypropyrene for food packaging
GB/T 6672 Plastics film and sheeting Determination of thickness by mechanical scanning
GB/T 6673 Plastics film and sheeting determination of length and width