KJ-3023-4 Wash Fastness Tester

The KJ-3023-4 Wash Fastness Tester is used to evaluate how dyed textiles and fiber products retain color after standardized washing, dry-cleaning, and related laundering procedures. It is suitable for cotton, wool, silk, linen, synthetic fabrics, and blended materials in textile laboratories and factory QC programs that need repeatable wash-fastness verification before shipment or customer approval.