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Types of patterns : These depends upon many factors like the bulk of casting, type of moulding processes, number of castings required and the anticipated difficulty of moulding, on account of the typical shape or design of casting.
The following kinds of patterns are generally used :
1. Solid or single piece pattern
2. Two-piece or split pattern
3. Multi-piece pattern
4. Match plate pattern
5. Gated pattern
6. Skeleton pattern
7. Sweep pattern
8. Pattern with loose piece
9. Cope and drag pattern
10. Follow board pattern
11. Segmental pattern
The operation of heating a green compact to an elevated temperature is known as sintering. It is a process by which solid bodies are bonded by atomic forces. It is carried out belo
A body, with a volume of 2m^3, weights 40 kN. Determine its weight when submerged in liquid with S= 1.59.
advantages and disadvantages of cold and hot working
the amount of cold working metal can withstand is directly related to which properties? name two and also discuss the effect that cold working has upon these properties?
Q. What is Recovery and Recrystallization? Ans. Due to the cold working of metals there arise a large number of dislocations and distortion of planes. Cold working of metals
Business functions of engineering firm 2.1-Engineering business: 2.2- Functions of engineering business
from suction side oil comes out
8051 microprocessor
Compute the motor size required to pump 28.3 cms through a 3,050 m long, 3.66 m diameter pipeline to an upper reservoir 610 m above the lower reservoir. Use a friction facter of 0.
explain any two finishing processes in detail with neat diagram
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