NX344 / 1.2344 ESR Forged Blocks for Plastic Mold
plastic mold steel 1.2344
NX344 is a special grade which is developed by our Ningshing Special-Steel.
It is high quality level of 1.2344 ESR, a kind of hot work tool steel.
At the beginning, we develop this grade for making plastic mold for high-grade of snack box because of its better performance on thermal resistance and good toughness that could improve to get a longer lifetime of the mould.