Crack-resistance treatment method for non-polar non-metal materials and utensils made of said materials

Crack-resistance treatment method for non-polar non-metal materials and utensils made of said materials

CN
  • CN 100,475,100 C
  • Filed: 05/15/2005
  • Issued: 04/08/2009
  • Est. Priority Date: 05/15/2005
  • Status: Active Grant
First Claim
Patent Images

1. daily utensil, the burning that is used for that a kind of inorganic non-metallic and metal material are combined as a whole and make, roasting, stew, the cook vessel of product, the non-metallic body (1) that these vessel have the inorganic non-metallic thing to make, the metal tight loop (2) that is combined as a whole with it is arranged in its outside, the inside dimension that it is characterized in that metal tight loop (2) fastening place when making will equal the outside dimension less than the fastened place of non-metallic body (1), metal tight loop (2) is heated, make its back cover that expands be pressed in the outside of non-metallic body (1), fit in the outside of non-metallic body (1) after metal tight loop (2) cooling, the two forms a fastening overall structure.

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