Download GTU BE/B.Tech 2019 Summer 6th Sem New 2163606 Compounding And Processing Of Plastics And Rubbers Ii Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 6th Sem New 2163606 Compounding And Processing Of Plastics And Rubbers Ii Previous Question Paper

1

Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?VI(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2163606 Date:21/05/2019
Subject Name:Compounding & Processing of Plastics & Rubbers-II
Time:10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.


MARKS

Q.1 (a) Write general note on different vulcanization systems for Rubbers 03
(b) .Write a note on side wall compound recipe for Bias Ply tyre. 04
(c) Write a detailed note on rubber compounding. 07

Q.2 (a) Write a note on Latex/ZnO nanocomposites. 03
(b) Write a detailed compounding for Rickshaw Tyres. 04
(c) Write a detailed note of Sulphur Vulcanization. Explain 07
OR
(c) Write a detailed compounding recipe of Bias Ply Tyre Tread. 07
Q.3 (a) Explain the basic concept of polymer Rheology 03
(b) Write a note on blending of NBR and PVC. Explain the advantages
of NBR/PVC Blends.
04
(c) Write a note on Metallization on Plastics and explain process with
the help of diagram.
07
OR
Q.3 (a) Write a note on preparation of High Impact Polystyrene. 03
(b) Write a note on IPN blends. 04
(c) Write a note on Fiber reinforced plastics(FRP) and their applications. 07
Q.4 (a) Write a note on Optical Brightener (OB). 03
(b) Write a note on different types of Polyblends. 04
(c) Write detailed note of Peroxide vulcanization. 07

OR
Q.4 (a) Write a note on Plasticizers used in Rubber compounding. 03
(b) Write about manufacturing of ABS/PC alloys ant their applications. 04
(c) Write a detailed note on Polymer Blending Methods and Equipment
used.
07
Q.5 (a) Explain Microwave vulcanization system with the help of diagram. 03
(b) Write a note on FR systems for Polymer Applications. 04
(c) Write a detailed note on Electroplating on Plastics with examples and
its advantages.
07
OR

Q.5 (a) Write a note of Peroxide vulcanization. 03
(b) Write a note on Processing aids used in Polymer compounding with
Examples.
04
(c) Write a note on PVC/CaC03 nanocomposites. Highlight advantages
of using nano CaCO3.
07

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