| 摘要 |
The present invention relates to a method for producing a plastic mold made of martensite-based chrome steel, and to a plastic mold. The manufacturing method of the present invention can manufacture a plastic mold which has high corrosion resistance and wear resistance even at increased temperatures, has intensity and hardness to high alternating stress, and can gain the best polishing quality, and a precise and uniform structural state over the entire cross-section of the mold. |
