“Studi Kasus Faktor Penyebab Terjadinya Watermark Defect Pada Paper Machine…

ABSTRACT In papermaking process that use virgin fiber, many issue can occur that makes the quality of paper product not match the standarts, or so called as “reject”. these reject papers is usually reused as secondary fiber for the papermaking process. Therefore, we need to know the factors that affects the formation of paper sheet, and the issues that occur frequently when the paper s…