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Silafont-36

AlSi10MnMg | High-pressure die casting

Manufacturer-reported values. Do not use as certified design allowables. View sources ↗

TemperWallYield MPaTensile MPaElong. %
FNot specified120–150250–2905–11
T7Not specified120–170200–24015–20

Chemical composition

Reported weight-percent bounds. A blank lower bound means only an upper threshold was reported.

Element / source labelMinimum wt%Upper wt%
Si9.511.5
Fe—0.15
Cu—0.03
Mn0.50.8
Mg0.10.5
Zn—0.07
Ti0.040.15
Sr0.010.025
P—0.001
others—0.1

Physical and thermal properties

PropertyReported valueUnitCondition
young modulus74–83GPa20 °C
thermal expansion2110⁻⁶/K20–200 °C
thermal conductivity1.5W/(K·cm)temper O; 20–200 °C
electrical conductivity21–26MS/mtemper F; 20 °C
solidification range550–590°Creported as 590–550 °C

Fatigue

Source-reported fatigue values; conditions must be compared before use.

PropertyValueStress ratioCyclesCondition
Fatigue strength89 MPa-150,000,000F

Processing properties

Source-reported comparisons, not certified limits.

PropertyReported value
heat treatment for property improvementvery good
hot crack tendencylow
sticking tendencylow
joining potentialhigh
die life>80%
linear shrinkage0.4–0.6%

Data under review

Density withheld: 2015 handbook and 2018 foldout report different densities; the foldout gives an approximate value without a temperature at this row.

Primary Aluminium Alloys for Pressure Die Casting ↗ — PDF p. 28, Physical composition, Density row

Aluminium Casting Alloys, 2018 foldout ↗ — PDF p. 9, Silafont-36 aligned physical-properties row

Evidence

Primary Aluminium Alloys for Pressure Die Casting — RHEINFELDEN ALLOYS

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