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Dongguan Boyue Color Printing Co.,Ltd Quality Info

Dongguan Boyue Color Printing Co.,Ltd

Dongguan Boyue Color Printing Co.,Ltd  Quality Inspection Standard Sheet



Develop Department


Valid Date

10th Oct, 2010

Approved by

Yu’an Zhang





Incoming material should have clean surface , cut smoothly


Material surface should have good ink absorbency , the material shouldhave same color for the same lot

Sherman Corona test pen

Material kind  , thickness and adhesive etc should meet customer’s requirement and suppliers testing report

Customer’s sample


Design : Printing color, designs ,texts etc should be in accordance with customer’s sample or proofs

Customer’s samples, proofs  , and  PMS book

Color Difference : Printed sticker should have no obvious color difference with customer’s sample at  an arm’s  length ; for the same design sticker under different lots , the color difference should be around the sample, and no obvious color difference

Customer’s sample , PMS book , Computer monitor and density instrument

Overprint Difference tolerance: Main Parts ≤0.25mm , Secondary parts≤0.3mm ,

Visual test , film ruler

Printing effect : Artwork ,texts etc are clear

Visual test






 rubbing and scuffing : not obvious, not allow to affect the printing , logo and texts

Visual test

Broken and folding : not allowed

Visual test

Bubble : the bubble should be ≤0.2mm and 1 sheet only allow 1 bubble

Visual test , film ruler

Adhesion : The film should have good adhesion to the printed surface , not allowed wrapping up or falling off from the surface

Visual test

Silver / gold stamping

Contents : be consistent to the artwork or sample proof ,

Visual test

Stamping effect : clear, not allowed broken line or blurred stamping ;

Visual test

Smoothness : blister only allowed ≤0.2mm2 , and 1 sheet only allow 1 piece

Visual test , magnifier


Cut size : the size difference should be ≤0.2mm

Film ruler

Cut : 1.not allow to cut the sticker contents ;                                  

2. Be consistent to the proof


Cut depth : 1. not allow to cut through or damager the liner ;

2should cut through the face material between 2 stickers .


Finished sticker quantity

For 1000pcs , the extra parts is about 2% ,for 10000pcs, the extra parts 1% , for 20000-100000pcs, , the extra parts 0.6% 

electronic scale, quality inspection machine



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