Continuous type spiral fin tubes with crimped fins gives 80 % high efficiency than bare tube . More over it is wound with tension which gives rigid grip. This is the most commonly used fin tubes for industrial purpose. Having low cost & high...
These finned tubes are used where air is corrosive or having more moisture. This gives longer life of Finns. After making complete finned tubes it is cleaned to remove oil, rust & any other impurities & then dipped into molten bath of zinc. This...
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