Bleached lac dried by microwave vacuum at low temperatureIssuing time:2024-08-26 13:49 The refined bleached lac is obtained from granular lac through dewaxing, bleaching and drying processes. The main component of bleached lac is lac resin. Compared with lac sheet, the water resistance and thermoplastic properties are greatly improved, and it also has a good color Microwave vacuum low-temperature drying is adopted. The drying temperature is lower than 30 ℃, and the drying degree can reach a moisture content of less than 3%. |