How to judge the quality of Teflon Coated Fiberglass Fabric from the appearance?

Let us learn how to judge the quality of Teflon Coated Fiberglass Fabric from the appearance!

1. First, the Teflon Coated Fiberglass Fabric is repeatedly folded several times. Whether the product has cracks, or the coating is dropped, or the whitish marks appear are inferior.

2. Secondly, if the quality of the Teflon Coated Fiberglass Fabric is too low, the surface has obvious white cracks, and the glass fiber filaments have traces of leakage.

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