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Shade band making & submission procedure ( SOP) for approval.

Shade band making & submission procedure to buying house. 1)Collect swatch ঃ-Sample mist be taken from every bulk lot of main & trim fabrics. during the fabric inspection the factory should cut the colour sample from each roll or each dye lot displaying the range of color Variation. 2) The swatch may be sent to washing factory to check the colour change under one wash batch,which is subjected to the washing /after treatment. 3)Shorting the Swatches into color batches put the swatch under the light box using TL84 & D65 to access for any colour variation. The swatches are compared to the fabric approval card & trim approval card. Group the swatches to differeof the shade lots such as A,B,C,D,E mark the shade or lot number on each swatch. 4)Purpose the colour continuity card a6" by 6" cutting from the swatches of each lot should be mounted on the colour continuity cards and fill in the appropriate column with an appropriate "lot number".The total yardage of each dye lot is the recorded. 5)Approval for colour continuity card :-The colour continuity card is prepared in 4 duplicate set.Buying house responsible QA/Wash technical person/Merchandisers received & review these shade bands.Once the shade band has been agreed a responsible person should signed off on of the duplicate copies & return to factory for a record.Such copy should be kept in the factory Laboratory for reference. one of the duplicate may be sent to customer for approval & reference. one of the duplicates will be kept in Qc file. QC will use this as a Standards for inspection. And others for washing factory.