Numerical on allowance|shrinkage allowance

[@prsrpattanaik]

Hi... Sir...
This is a hollow component and there will be 10 mm wall thickness per side.
As the shrinkage depends on the Material and thickness so will it shrink same as a solid part.

[@jalajbhatt5451]

Thank You So much for the detailed explanations

[@KDEDUTECHE]

thank you for giving feed back

[@piyushmane9995]

@@KDEDUTECHE why negative allowance for that cavity sir.. can you explain briefly.. please..🙏

[@sampathchary9155]

@@piyushmane9995 because in regular metals the inner diameter (cavity) increase in size after casting

[@yusufal.mehaizia7737]

80-1.6=78.4

[@nileshadole9714]

Sir wht is standard draft allownce angle for different materials i.e steel aluminium

[@KDEDUTECHE]

For metal pattren taper is 50 % of hard wood pattern (given below)
Height of. Wall. External. Internal
51-100. 1.2 mm. 2.5 mm
101-200. 1.8 mm. 3.5 mm

[@nileshadole9714]

@@KDEDUTECHE Thank you sir for your support

[@abhayawasthi9345]

Thank you!

[@KDEDUTECHE]

You're welcome!