Engineering Rubber Products — Summer 2023

Which materials are used for manufacturing of cover of a golf ball? Why?

Short note on Melton Cloth used for manufacturing Tennis ball

Discuss in detail about manufacturing of Simple Play ball

List the applications of Printing Blankets

Write in detail about the compound design for Printing Blanket.

Describe about the dough preparation and spreading process used for manufacturing Printing Blanket.

Discuss about the solvent recovery, curing and testing process used for manufacturing Printing Blanket.

Explain the role of rubber in bridge bearings.

List the factors to predict the service life for Bridge Bearings. Write any of two in detail.

Discuss in detail about the manufacturing of Hot water bottle.

Write about the compound design for surgical tubing.

Short note on: “Elastomeric bearing”.

Which are the testing methods for bridge bearings? Discuss in detail.

Which types of the precautions required while working with Marine Fenders?

Define the term Vibration & Shock in detail.

Discuss in detail about the Rubber Fenders.

Which rubbers are used for vibration isolation and shock absorption applications? Discuss the importance of stiffness and hardness of rubber used for same applications.

Write in detail about the function and benefits of rubber expansion Joints.

“Rubber bellows find extensive use in various industries and applications”. Justify the statement.

List the applications of Rubber Roller.

Design the formulation for the Rubber Seal in oil industry which requires hardness is 60-65 SHA and black color.

Explain in detail about the manufacturing process of rubber gasket. OR1

Draw the flow diagram for the manufacturing process of Ebonite rubber.

Design the formulation for the rubber Break lining in Automotive industry which requires hardness is 70-75 SHA and black color.

Describe the manufacturing process of Rubber Roller for textile industry.