In chemical industry,precision formula and precision proportioning are often required．This automatic measuring and proportioning system measuring and proportioning raw materials by automatic computer control, for high precision proportioning，lower cost and effective prevention of contamination of raw materials．It’s suitable for using in the proportioning of raw materials for the manufacture of various products such as PVC sheet materials．films and shaped materials for windows and doors.

由于技术上的改进，参数更改恕不通知。

As a result of technical improvements, the parameters change will no notice.