发明名称 PAPER MACHINE ROLL WITH CERAMIC COVER
摘要 <p>The present invention is concerned with a roll of a papermaking machine, which has an outermost surface layer which is made of ceramic and has an average surface roughness Ra of 0.01 to 0.30 µm. A method for producing the roll comprises the steps of forming an outermost surface layer made of ceramic on a roll support and finishing the outermost surface layer to an average surface roughness Ra of 0.01 to 0.30 µm.</p>
申请公布号 WO2008086896(A1) 申请公布日期 2008.07.24
申请号 WO2007EP50545 申请日期 2007.01.19
申请人 METSO PAPER, INC.;NIEMI, KARI;ERONEN, VILLE;AHMANIEMI, SAMPPA 发明人 NIEMI, KARI;ERONEN, VILLE;AHMANIEMI, SAMPPA
分类号 D21G1/02 主分类号 D21G1/02
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