QB/T 4475-2013 (English Version) PDF

Scope: This standard specifies the classification and codes, requirements, test methods, inspection rules, as well as marking, packaging, transportation and storage of coated durable dripping polyethylene greenhouse films (hereinafter referred to as "shed films"). This standard is applicable to polyethylene resin as the main raw material, adding functional additives, surface treatment, dripping coating and drying after blow molding. It can be used for agricultural purposes such as large, medium and small sheds, solar greenhouses etc. Transparent covering material for facilities.

QB/T 4475-2013 Referenced Document

GB/T 1040.3-2006 Plastics. Determination of tensile properties. Part 3: Test conditions for films and sheets
GB/T 16422.2-1999 Plastics--Methods of exposure to laboratory light sources Part 2: Xenon--arc sources
GB/T 19603-2004 Test method for drop-proof properties of drop-proof plastic films
GB/T 2410-2008 Determination of light transmittance and haze of transparent plastics
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2918-1998 Plastics--Standard atmospheres for conditioning and testing
GB/T 6040-2002 General rules for infrared analysis
GB/T 6672-2001 Plastics film and sheeting Determination of thickness by mechanical scanning
GB/T 6673-2001 Plastics film and sheeting determination of length and width
QB/T 1130-1991 Test method for right-angle tear properties of plastics

2013 QB/T 4475-2013 Long term anti-drip polyethylene greenhouse film with coating