| 摘要 |
The present invention provides an edge mask unit for an accelerated cooling device, comprising: an edge mask unit with a pair of edge masks, which is arranged in the upper part of a transfer path of an material for accelerated cooling and masks both edge units of the material; and a masking control unit, which simultaneously or independently drives each edge mask along the width direction of the material so that the masking area of each edge mask is same. |
