Name three rubber products used in the defense industry and state their general applications.
[3 marks]List the factors which considered when selecting a suitable rubber for compound design.
[4 marks]Discuss in detail about spreading Process for manufacturing of Printing Blanket.
[7 marks]Draw the rubber formula for the automotive break lining application.
[3 marks]List the hospitals rubber goods. Design the formula for the hot water bottles.
[4 marks]Describe about the manufacturing process of conventional Wound Golf Balls.
[7 marks]Explain the manufacturing process of Tennis Balls and analyze how material selection impacts performance.
[7 marks]What do you mean by Rubber Plating? Give its significance.
[3 marks]Give the difference between ebonite & semi ebonite rubber.
[4 marks]What are elastomeric bearings? Describe their properties, behavior, advantages, and applications in bridge construction.
[7 marks]Draw the schematic flow chart for the Rubber tank lining manufacturing process.
[3 marks]List the factors which are important for the selection of bridge bearings.
[4 marks]Develop the formulation for the O-ring as per below specifications and calculate the compound specific gravity and compound cost per kg.(Assume the necessary data) Specifications: Hardness : 60-65 shore A, temperature resistance up to 70-80 degreeC, Oil resistance, color Black.
[7 marks]Give the difference between the Static, Dynamic and Kinematic balance for rubber roller.
[3 marks]What are the key considerations in designing a rubber roller for printing applications? How does hardness and surface finish affect roller performance?
[4 marks]Explain about the extrusion process for the rubber seal manufacturing. Page 1 of
[2 marks]Give the difference between the O-ring, Gaskets and rubber Seals.
[3 marks]Explain the process of preparing Gaskets from sheets.
[4 marks]Describe about the forming process of rubber covering for Rubber Roller.
[7 marks]List any three causes of failure in pneumatic dock fenders.
[3 marks]Explain the difference between solid rubber fenders and pneumatic fenders.
[4 marks]Describe in detail about the manufacturing of Vibration isolators and shock mounts.
[7 marks]Design the rubber compounding formula for vibration mounts.
[3 marks]Write a short note on vibration isolation and damping. How do they differ in purpose and function?
[4 marks]Describe common failure modes in dock fenders with case study examples. What are the preventive measures? Page 2 of
[2 marks]