Spare Parts
Precision-engineered ring dies and rollers compatible with major brands.
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Material Science
Why Material Matters
The lifespan of a ring die is determined by its material composition and heat treatment. We use only certified X46Cr13 stainless steel and 20CrMnTi alloy steel, processed through vacuum heat treatment to ensure uniform hardness and maximum wear resistance.
π X46Cr13 Stainless Steel
Feed Ring Die Material
- β’ Hardness: HRC 52-56
- β’ Feature: Excellent corrosion resistance for aqua feed
- β’ Surface Finish: Mirror-polished holes (Ra β€ 0.8)
πͺ΅ 20CrMnTi Alloy Steel
Biomass Ring Die Material
- β’ Hardness: HRC 55-62
- β’ Feature: High impact strength for wood fibers
- β’ Tensile Strength: β₯ 1080 MPa
Hole Finish
Ra 0.8
Precision Gun Drilling
Hardness
HRC 52-62
Vacuum Heat Treatment
Accuracy
100% Check
Final Quality Inspection
β OEM Brand Compatibility
CPM
Buhler
Andritz
Muyang / Famsun
Zhengchang
Van Aarsen
Custom sizes available for any pellet mill brand. Contact us with your machine model.