ZA 40 U3 PIECES

Castings techniques

• Sand moulding:
  • One-off parts, small and medium runs.
• Shell moulding:
  • medium and large production runs.

Some applications:

Manufacture of bushes for all industries.
Mines and metal industry, stone and cement industry. Press manufacture.
Automobile manufacture. Crane manufacture. Building construction machines.

Technical and physical characteristics

Zinc-Aluminium-Copper Alloy

• Density: 4,4.
• Tensile strength: 26 to 32 MPa/mm².
• Breaking elongation: 1 to 4%.
• Brinell-Hardness: 90 to 130 HBS.
• Elasticity limit: 19 à 23 Mpa/mm².
• Compressive strength: 50 Mpa/mm².
• Endurance strength: 3 à 4 Mpa/mm².
• Electrical conductivity: 16,6 m/Ohm/ mm².
• Electrical resistance: 0,06 Ohm mm²/m.
• Thermal conductivity:
  0,24 à 0,26 cal/cm sec °C.
• Linear dilatation coefficient for 20 to 100°C: 22 à 24 x 106
• Magnetic permeability:
  1,01 0,4 x 106 WB/mE / A/m
• Skrinkage: environ 1,3%.
• Max. PV with continuous load:
  approx. 400 kgm / cm² sec
• Maximum operating temperature: 150°C.