Abstract
The No 4 paper machine in Iwanuma mill started up in 1991 and since then it has played an important role as one of the most productive and quality superior paper machines. The customers of No 4 paper machine are extremely quality oriented newsprint companies and to meet their quality standards, No 4 has paid special attention for their products.
The No 4 installed the Optireel to eliminate the possible wrinkles which occurred at the bottom of the reel last May. As a result, the wrinkles have been completely eliminated and the quality assurance to the customers has improved.
