Andritz pellet mill ring die

1.Select high-quality raw materials, secondary steelmaking, degassing billet;

2.Ring die material: X46Cr13 / 4Cr13 (stainless steel), 42Crmo / 20CrMnTi (alloy steel) or other custom materials;

3.Imported gun drill and multi-station drill, one-time forming die hole, high-quality finish, production of feed, beautiful appearance and high output;

4.Select the combination of vacuum furnace and continuous quenching furnace to ensure long service life;

5.According to the principle and requirements of the customer to design compression ratio and strength;

6.Microscopic examination to ensure product quality;

42Crmo / 20CrMnTi alloy steel ring die processing technology:

Cutting→Forging→Normalizing→Roughing→Tempering→Finishing→Drilling (Expanding) Hole→Carburizing→Grinding→(Excluding Oxidation Layer) →Pressure Testing→(Phosphorus Passivation)→Coating Antirust Oil→Check and save options;

 X46Cr13 / 4Cr13 stainless steel ring die processing technology:

Cutting→Forging→Roughing→Normalizing→Finishing→Quenching and tempering→ › Finishing→Drilling hole→Nitriding→Polishing→Pressure test→ Coating resistance→Rusty oil→Check and save options;