Allowances for pattern, Other Engineering

Allowances for pattern : A pattern is always made larger than the required size of the casting in order to allow for various factor, such as shrinkage, machining, distortion and rapping etc. The following allowances are provide in a pattern :

            1.   Shrinkage allowance                           

           2.   Draft allowance

            3.   Machining allowance

            4.   Rapping or shake allowance

            5.   Mould wall movement allowance

            6.   Distortion allowance 

Posted Date: 8/3/2012 1:20:56 AM | Location : United States







Related Discussions:- Allowances for pattern, Assignment Help, Ask Question on Allowances for pattern, Get Answer, Expert's Help, Allowances for pattern Discussions

Write discussion on Allowances for pattern
Your posts are moderated
Related Questions
After five years, what is Judy’s total income (interest par) from each bond? Should she use this total as a way of deciding which bond to purchase?

how to develop work breakdown structure

represent the numbers 387 and 25 as floating numbers and illustrate the calculation of 387+25 using rounding.What is the calculated sum.


I have a 30'' simple span beam, braced at the supports only. Uniform load is 1200 plf. I need deflection limited to L/400. What size steel beam do I need?

how to find the net profit of given data

explain the fibre optic communication system with block diagram

How to draw diagrams for Rankine cycle

a part of machine has a reciprocating motion which is simple harmonic making 200 complete oscillations in a minute.the part weight 45 N.determine the accelerating force upon it

Piezoelectric Accelerometer Piezoelectric accelerometers are widely used for vibration measurements due to their low cost and very wide frequency range for which the sensitivit