Remarkable because of its hardness and wear resistance together with very good sliding characteristics.
High pressure resistance.
Cupral 4 Aluminium Manganese Bronze
Wearing parts, wear-resistant skids
Bending tools, flash patterns
Tube end holding jaws
Tapered wedges
Aluminium |
Iron |
Manganese |
Other |
Copper |
Al |
Fe |
Mn |
Max |
Cu |
12.5 - 13.5 |
3.5 - 5.0 |
max. 2 |
1 |
Remaining |
Hardness |
270 - 320 |
HB |
Tensile Strength |
700 - 800 |
N/mm2 |
Yield Strength |
350 - 450 |
N/mm2 |
Moduls of Elasticity (20°C) |
120 |
GPa |
Elogation L=5D |
1 |
% |
Compressive Strength |
1050 - 1200 |
Mpa |
Electrical Conductivity |
5 |
% |
Thermal Expansion Coefficient |
16 |
1/K * 10-6 |
Thermal Conductivity (20°C) |
65 |
W/mK |
Density |
7.25 |
g/cm3 |
Continuous cast products of rods, sand castings, centrifugal casting, forging , alloying and casting products according to the picture and special composition for Aerospace Industry, Automotive Manufacturing and Manufacturing Industry.
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