8% Openness
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China Wholesale Simple Bead Rope Customized Sunscreen Roller Blinds
Product Parameters Specification for 8000 Series Composition: 30%Polyester, 70%PVC Standard Width: 250cm, 300cm Standard Length per Roll: 30m (not fixed width because of quantity control system) Openness Factor: Around 8% Thickness: 0.85mm±5% Area Mesh Weight: 430g/m2±5% Breaking Strength: Wrap 1670N/5cm, Weft 1480N/5cm Anti-Ultraviolet: About 92% Fire Classification NFPA701(USA) Mesh/In(inch) 50*44 Color Fastness GRADE 4.5, AATCC 16-2003 Clean and Maintain: l... -
China Windows Sun Shade Polyester Sunscreen Rolling Motorized Blind Fabric
Color fastness, PH value
1. Color fastness
Although there is not enough evidence to prove that all the dyes used in China polyester shade fabrics are harmful to humans, it is certain that strengthening the color fastness of dyed rolling blind fabrics can reduce their possible harm.
Therefore, it is also necessary to pay attention to the color fastness of the China sunshade fabrics.
