Technical Data

Presbar has a very well equipped toolroom, capable of any required work on diecasting dies and trim tools. Most modifications and maintenance is carried out internally by our own experienced toolmakers.

Alloy Compositions

Chemical Composition
LM2
LM6
LM20
LM24
Pyral
Copper
0.7 - 2.5
0.1 Max
0.4 Max
3.0 - 4.0
0.2 Max
Magnesium
0.3 Max
0.1 Max
0.2 Max
0.3 Max
0.1 Max
Silicon
9.0 - 11.5
10.0 - 13.0
10.0 - 13.0
7.5 - 9.5
0.5 Max
Iron
1.0 Max
0.6 Max
1.0 Max
1.2 Max
0.5 - 0.8
Manganese
0.5 Max
0.5 Max
0.5 Max
0.5 Max
2.25 - 2.75
Nickel
0.5 Max
0.1 Max
0.1 Max
0.5 Max
2.25 - 2.75
Zinc
2.0 Max
0.1 Max
0.2 Max
3.0 Max
0.1 Max
Lead
0.3 Max
0.1 Max
0.1 Max
0.3 Max
0.1 Max
Tin
0.2 Max
0.05 Max
0.1 Max
0.2 Max
0.05 Max
Titanium
0.2 Max
0.2 Max
0.2 Max
0.2 Max
0.1 - 0.2
Aluminium Remainder Remainder Remainder Remainder Remainder

Alloy Compositions

UK
LM2
LM6
LM20
LM24
ISO
AlSi10Cu2Fe
AlSi12 AlSi12Fe
AlSi12Cu AlSi12CuFe
AlSi12Cu3Fe
EN 1706 AC
46100
44100
47000
46500
France
A-S9U3-Y4
AS 13
A-S12-Y4
A-S9U3A-Y4
Germany
G-AlSi12 DIN 230
G-AlSi12(Cu) DIN 231
G-AlSi8Cu3 DIN 226
Italy
UNI 5076
UNI 4514
UNI 5079
UNI 5075 UNI 3601
USA AA/ASTM
A 384
A 413
A 413
A 380
USA SAE
383
305
306
Japan
ADC 12
AC 3A
AC 4strong ADC 10
RSA
SA 46
SA 22
SA 24
SA 44
Australia
BB401 CC401
EA401
DA401
CA313
BA323 AA325