SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the characteristics of neoprene (polychloroprene)?
A
high heat resistant
B
oxidation resistance
C
flame resistance
D
resistant to chemical
Explanation: 

Detailed explanation-1: -Neoprene also has very good flame resistance and is one of the few self-extinguishing rubbers. It has a wide temperature operating range and is able to withstand temperatures as low as-50°F(-46°C), and as high as 275°F(135°C).

Detailed explanation-2: -Neoprene has a low oxidation rate, as well as high sun and ozone resistance. This allows it to last for long periods of time outdoors. It’s chemical resistant. Neoprene is chemically inert and valued for its ability to withstand petroleum-based mixtures, such as solvents, oils, and greases.

Detailed explanation-3: -Neoprene can stand up to temperatures as hot as 275° F. This heat resistance is one of its most significant advantages over natural rubber, along with its lower gas permeability. It won’t physically degrade when exposed to high temperatures for extended periods like natural rubber can. Instead, it’ll stiffen.

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