This standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, transport and storage of calendered film and sheet from flexible polyvinyl chloride.
This standard is applicable to smooth calendered film and sheet from flexible polyvinyl chloride or those with light pattern, which are formed by calendering molding with polyvinyl chloride resin in which plasticizers, stabilizers and other additives are added through suspension method.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard. However parties to agreements based on this standard re encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 1040.3-2006 Plastics - Determination of tensile properties - Part 3: Test conditions for films and sheets (ISO 527-3: 1995, IDT)
GB/T 2410-1980 Transparent plastics - Transmissivity and haze test
GB/T 2828.1-2003 Sampling procedures for inspection by attributes - Part1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection (ISO 2859-1:1999, IDT)
GB/T 2918-1998 Plastics - Standard atmospheres for conditioning and testing (idt ISO 291: 1997)
GB/T 6672-2001 Plastics film and sheeting - Determination of thickness by mechanical scanning (idt ISO 4593: 1993)
GB/T 6673-2001 Determination of length and width of plastics film and sheeting (idt ISO 4592: 1992)
HG/T 2-163-1965 Test method for low-temperature elongation of plastic films
QB/T 1130-1991 Test method for right angle tearing property of plastics
ASTM D 1790-2002 Standard test method for brittleness temperature of plastic sheeting by impact
