METHOD OF MANUFACTURING ULTRA THIN AND WIDE WIDTH STEEL SHEET

The present invention relates to a method for manufacturing an ultra-thin and wide steel sheet. According to an embodiment of the present invention, the method comprises the following steps of: preparing at least two sheets; applying a separating agent on a surface of the sheets; combining the sheet...

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Bibliographic Details
Main Authors LEE JIN WOO, KIM SANG HOON, LEE DONG RYEOL
Format Patent
LanguageEnglish
Korean
Published 26.06.2019
Subjects
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
ROLLING OF METAL
TRANSPORTING
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Summary:The present invention relates to a method for manufacturing an ultra-thin and wide steel sheet. According to an embodiment of the present invention, the method comprises the following steps of: preparing at least two sheets; applying a separating agent on a surface of the sheets; combining the sheets after stacking the sheets onto which the separating agent is applied; rolling the combined sheets; and obtaining a steel sheet by separating the rolled sheets. Moreover, the separating agent is applied by a thickness of 10 μm or more. 본 발명은 초박물 광폭 강판의 제조방법에 관한 것이다. 본 발명의 일 실시형태는 2매 이상의 판재를 준비하는 단계; 상기 판재의 표면에 분리제를 도포하는 단계; 상기 분리제가 도포된 판재를 쌓은 뒤, 상기 판재를 결합시키는 단계; 상기 결합된 판재를 압연하는 단계; 및 상기 압연된 판재를 분리하여 강판을 얻는 단계를 포함하며, 상기 분리제는 10㎛ 이상의 두께로 도포되는 초박물 광폭 강판의 제조방법을 제공한다.
Bibliography:Application Number: KR20180164064