QC for Crystal pieces
You can see from the flow chart , every flow are very important for QC , every piece when starting doing to be a nice crystal pieces , QC is following every flow , and it is so important that the workers realize QC , three step quality control is a must as production crystal pieces to be a nice piece .
From material coming to factory, workers need to check out the good quality of raw material. To charge material without any bubbles, no lines, no spots inside, and the clearest see through the raw material. After cutting and polishing, second QC must be there, that is most important, you will see this flow again need to kick out bubbles, spots pieces, as sometimes there will be still bubbles leaves, also the scratch on the crystal surface, no clips of edges, sizes control. Most important step in QC, QC people never allowed and released any of problem pieces. You will see from this QC to sandblaste or laser image into the crystal pieces, after engraving, we should go to finally QC is before shipment, nee to check pieces, no bubbles , no scratch, and no missing engraving images in the crystal pieces .
QC for engraving image
1. sandblaste engraing image or logo, deepth sandblaste , no missing image and correct wrrittings need to check everything is correct . deep sandblaste will show high quality of sandblaste image .
2.. laser blocks , need to check out the image if missing any dots or any fuzzy for the image . centre image in the blocks . etc . and different faces images and dots if stronger enough . some times the laser machine will show some laser head is not stronger lights , and this is very normal for the laser machine , we try not to use these head to avoid light image iniside crystal . but you must know, green laser machine is more light dots than white laser machine, but the image is more clear than white laser machine .
QC for gift boxes
firstly we need to check surface clean for the gift boxes , no gule , no clips , satin iniside is put on order . Hardboard boxes and wood gift boxes should be very straight as the paper gule onto the gift boxes .
We hereby statement that our crystal pieces , image engarving , and gift boxes will be passed our speically QC people , and make sure every piece is shipped in quality .
if you receive any of products of our crystal pieces and engraving image , gift boxes quality are reject , pls contact with our customer servicer at the moment you get reject pieces : Jenny@crowncrystal.cn , our Manager Ms Jenny Wang will get back you the solution , and make sure we have good service for our customers .