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Standard Zinc Alloys

#12 zinc alloy is best for gravity casting for sand, permanent mold and graphite mold casting. Good for cold chamber die casting, this alloy has a lower density, superior creep resistance and excellent wear resistance.

Applications

Structural components

Typical Properties

 Typical Physical Properties: 

  •  Density (g/cm3):    6.3 
  •  Melting Range (oC):    375- 404 
  •  Electrical Conductivity (% IACS):    27.7 
  •   Thermal Conductivity (100oC, W/m    ‧    K):     114.7 
  •   Specific Heat (J/kg    ‧    K):     435 
  •  Die Shrinkage (mm/mm):    0.007 
  •  Coefficient of Thermal Expansion (20-100oC, μm/m/oC):    23.3 

 Typical Mechanical Properties: 

  •  Ultimate Tensile Strength (MPa):    400 
  •  Impact Strength (J):    29 
  •  Elongation (%):    4-7 
  •  Hardness (HB):    95-115 
  •  Shear Strength (MPa):    296 
  •  Yield Strength (0.2%, MPa):    317 
  •  Fatigue Strength (5 x 108 cycles, MPa):    117 
  •  Compressive Yield Strength (0.1%, MPa):    269 

Compliance with International Standards

RoHS, ISO 301, China GB/T 8738, Europe EN 1774, U.S. ASTM B240

Packaging

  •  Average Mass per Slab (kg):    10 
  •  Slab Dimensions (mm):    480 x 110 x 45 
  •  Average Mass per Bundle (kg):    1,100 ± 50 
  •  Bundle Dimensions (mm):    460 x 960 x 610 
  •  Number per Bundle:    112 

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