AQL & Type of Defects | Texhour.com
The AQL is the maximum percent defective that for the purpose of sampling inspection can be considered satisfactory as a process average (common definition).
AQL – Acceptable Quality Level
"The AQL (Acceptable Quality Level) is the maximum percent defective that for the purpose of sampling inspection can be considered satisfactory as a process average” (common definition).
The AQL standards are 1.5, 2.5 & 4 it depends on the quality level and cost of the product. AQL also expressed in percent (%)
AQL is part of final inspection procedure to check whether the goods meet the AQL standards.
AQL 1.5 = Very high quality product
AQL 2.5 & 4.0 = Normal quality product
|Lot or Batch Size||Sample size code letter||Sample size (level 1)||Acceptable Quality Level|
If 500 pcs are inspected,
For AQL 1.5 = Number of defects must be less than 14
For AQL 2.5 = Number of defects must be less than 20
For AQL 4.0 = Number of defects must be less than 22
Classification of Defects:
It may be dangerous or unsafe for the customer when they used to wear.
E.g. a sharp edge, sharp buttons etc,…
Drop stitches, oil stain, color shade, missed embroidery etc… are considered as major defects and this affects the sales value of the product.
The minor defects won't affect the sales value of the product but it may be less visible to the customers.
E.g. slub, puckering, scratches etc…