Rubber Equipment Design — Summer 2023

Write the different types of mold release agent used in compression molding.

Give the importance of thermal consideration in compression molding.

Draw the diagram of Transfer molding and Explain it in detail.

Give the advantages and disadvantages of Hot runner system.

Explain the factors on which number of cavities depend.

Discuss in details about the different Bolster used in rubber Injection molding.

Draw and explain the different types of Injection unit used in rubber industry.

Write the function of Die and list out the different classification of Die.

List out the different components and its function for Extruder machine.

Discuss in detail about the stream line of Extrusion dies.

Define the term: (i) Lead (ii) Pitch (iii) Compression ratio

Give the difference between Hot feed extruder and Cold feed extruder.

Discuss in detail about Die geometry and its material of construction.

Write the different parts of Power Press.

List out the factors affecting the Shrinkage and Explain any one.

Explain in detail about different types of roll configuration for Calendar.

Write the different types of Design frame used in hydraulic press.

List out the properties require for Sprue Bush.

Discuss the construction and working of Roll cross axis device.

List out the factors on which batch size of Internal mixer depends.

Draw the cross section of Two roll mill and write its nomenclature

Discuss in detail about the different operating variables of internal mixer. P.T.O1

How to measure the batch weight of mixing mill? Explain it with suitable example.

Draw the Rotor design of Farrel synchronous technology and standard mixing rotor.

Explain in detail about heat transfer in Internal mixer.