Knitted fabric inspection

Knitted fabrics are usually tested for the following items:

Physical Property: Density, yarn count, gram weight, yarn twist, yarn strength, fabric structure, fabric thickness, coil length, fabric cover factor, fabric shrinkage or weaving rate, skew deformation, stretch Strength, tear strength, seam slip, seam strength, bond strength, single yarn strength, yarn line density, anti-hook, crease recovery angle test, stiffness test, water repellency test, anti- Leakage, elasticity and restoring force, gas permeability, water vapor permeability, general garment burning, children's evening wear, burst strength, abrasion resistance test, anti-pilling and so on.

Colorfastness: color fastness to soaping (sample), color fastness to rubbing, color fastness to chlorine, color fastness to non-chlorine bleaching, fastness to dry cleaning, actual color fastness (clothing, Fabric), color fastness to perspiration, color fastness to water, light fastness to light, color fastness to sea water, color fastness to saliva.

Dimensional Stability: Washing machine dimensional stability, hand wash dimensional stability, dry cleaning dimensional stability, vapor dimensional stability

Apperance After Wash: Washing machine wash appearance stability, hand wash appearance stability, dry cleaning appearance stability.

Chemical Analysis: PH content, formaldehyde content, lead content, azo dye test, heavy metal content test, water absorption, moisture content, odor, silk mercerizing effect, hot pressing, dry heat, storage sublimation, Acid spots, alkali spots, water spots, phenolic yellowing, etc.

Fiber Content Analysis: Cotton, hemp, wool (sheep, rabbit), silk, polyester, viscose, spandex, nylon, and cashmere.