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Question:

Why does the coated aluminum coil have thickness requirement for membrane?

Why does the coated aluminum coil have thickness requirement for membrane?

Answer:

The purpose of coating is to protect the surface of aluminum coil and make it more aesthetic. The thickness of membrane is closely related to the keep years of products made by aluminum coil.
The purpose of coating is to protect the surface of aluminum coil and make it more aesthetic. The thickness of membrane is closely related to the keep years of products made by aluminum coil.

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