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Material for protecting sheet metal during the sheet metal forming process

Image Number 7 for United States Patent #5887475.

A combination of materials comprised of an inner or core material and an outer material layer or coating on one or both sides of the core material whereby this combination of materials is to be used in conjunction with sheet metal forming equipment such as press brake and punch press machines to protect the sheet metal and equipment tooling during the sheet metal forming process as well as improve the quality of the finished sheet metal product.

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