PVC assistant product performance?
Release time： 2016-12-13 | source：Weifang Nexium new Mstar Technology Ltd. Nexium | This article is read 3665 times
If the PVC quality is good, long-term outdoor use and sun exposure will not lead to aging performance, it will not change color. 180 degree hot air circulation oven, sensory yellowing is greater than 30min, Congo red contrast time 60min.
