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Question
Name the non-metallic mineral which can be split easily into thin sheets. Mention its uses.
Solution
Mica is the non-metallic mineral which can be split easily into thin sheets. Mica is used in :
(a) Electric and Electronic industries – Mica is used in these industries due to its excellent di-electric strength, low power loss factor, insulating properties and resistance to high voltage.
(b) Plastic industry - Plastic industry uses mica as an extender and filler, especially in parts for automobiles as lightweight insulation to suppress sound and vibration. Mica is used as a reinforcing material, providing improved mechanical properties and increased dimensional stability, stiffness, and strength.
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