#180-320, mainly used in elevator, kitchen equipment.
#180-320, Mainly used for the elevator, and other decoration.
Look like mirror, mainly used in decoration, but China market mirror is very tricky.
Flawless, or very few lineries can be seen on the surface, cost is more than 5USD per square meter.
For 8K mirror sheet, the most difficult part is the polishing girt.
Most small fabricators with less then 30 polishing grit will not get the best effect. Jianglin collaborate with the best surface fabricator, can highly guarantee the best quality.
Polishing lines are there， which is considered to be disqualified.
Key factors affecting the polishing quality
1. surface eveness
Surface Ra. is the most important parameter to test whether the polishing is good or not. Based on different samples, the parameters varies from 0.006um to 0.01im.
2. Linery rate
For mirror polished surface，linery rate is the most important factor, the normal 8K/Mirror is around 2 USD per square meter with some of the round lineries, which result from the polishing process.