Boisson Group - Boisson Casting
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Boisson Group - Alloys for Boisson Casting
ELEMENTS + SYMBOLS   CuSn5Zn5Pb3   CuSn5Zn5Pb4 RoHS   CuSn5Zn5Pb5 (CC491K)   CuZn35Pb2
AI-C (CC752S)
 
COPPER/Cu   83 – 86,5   83 - 87   83 - 87   61,5 - 64,5
TIN/Sn   4,5 – 6   4 - 6   4 - 6   0.4 max.
LEAD/Pb   3 max.   4 max.   4 - 6   1,5 - 2,5
ZINC/Zn   5 – 6   4 - 6   4 - 6   remainder
IRON/Fe   0.25 max.   0.3 max.   0.3 max.   0.35 max.
NICKEL/Ni   0.6 max.   2 max.   2 max.   0.25 max.
SULPHUR/S   0.04 max.   0.10 max.   0.10 max.   -
PHOSPHORUS/P   0.03 max.   0.10 max.   0.10 max.   -
ALUMINIUM/Al   0.01 max.   0.01 max.   0.01 max.   0,3 - 0,7
SILICON/Si   0.01 max.   0.01 max.   0.01 max.   0.02 max.
ANTIMONY/Sb   0.1 max.   0.25 max.   0.25 max.   0.04 or 0.15
ARSENIC/As   0.05 max.   -   -   0.04 or 0.15
MANGANESE/Mn   -   -   -   0.15 max.
 
BOISSON Group - Bois Baron - 69220 BELLEVILLE - FRANCE - Tel. +33 4 74 06 45 00 - Fax +33 4 74 69 69 15
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