Die for raw material feathering detection

The utility model discloses a mould for feathering detection of raw materials, which comprises an upper mould plate and a lower mould plate, the upper mould plate is provided with a scribing knife mould for scribing forming, the lower mould plate is provided with an anvil mould corresponding to the scribing knife mould, and a scribing knife on the scribing knife mould is of an annular structure with an opening on one side. A tongue piece cutting die is arranged on the anvil die corresponding to the opening in the scribing knife, the width of the tongue piece cutting die is matched with the width of the opening, and the upper end face of the tongue piece cutting die is of a gradually-changing structure with the outer portion higher than the inner portion. The utility model solves the problems that the results of raw material feathering detection in the prior art are severely lagged and the risk is difficult to prevent in advance, and is favorable for detecting the feathering performance of the material in adva