Features of three-in-one dehumidification dryer: 1. It integrates three functions of dehumidification, drying and two-stage feeding; 2. The dehumidification [2] part is equipped with a runner device, which can provide low dew point air with good stability, and the dew point can reach below -40℃; 3. The stainless steel double-layer thermal insulation drying barrel adopts the design of the lower blowing tube to make the raw materials dry evenly and effectively prevent the loss of heat; 4. The feed system is equipped with a cut-off valve to ensure that there is no residual raw material in the feed pipe; 5. The closed loop feeding system can prevent the raw materials from being polluted or regaining moisture; 6. The optical grade GCD-OP model is equipped with a boiling electric eye hopper, which can remove the fine powder in the raw materials, and can avoid contamination in the molding of optical grade products. Generation of points 7. The optical grade GCD-OP model system is equipped with a high-precision and high-efficiency filter, which can effectively filter fine dust ions up to 0.3μm, and the filtration rate reaches 99.9%; 8. Optional PLC control and LCD touch-type man-machine interface can be purchased, the operation is centralized and convenient, and the whole machine can be controlled to run automatically; 9. Optional dew point detection device;
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