- 1.Conduct crystal, drying, dehumidifying and viscosity-increasing at the same time.
- 2.Adopt PLC automatic control, automatic charging and discharging, maintain vacuum
- 3. No need of extra system for crystal, drying and dehumidifying.
- 4. Removing water and impurity under high temperature and vacuum.
- 5. Good performance in mixing and coloring up.
- 6. It is able to improve 3-5 point of IV value on-line.
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