Valmet Service Center in Jyväskylä, Finland

Short lead time of Valmet SymZS Nip Roll reconditioning

Bukit Muria Jaya PM 3 press section SymZS Nip Rolls were running for more than seven years without servicing. The need for servicing was recognized, but the challenge was the lack of spare rolls. Depending on the process and/or market situation, a roll change was needed every two to four weeks. The customer therefore asked Valmet to perform roll and roll gear full reconditioning within a two-week turnaround. The Valmet Service Center in Cikarang was ready to take on the challenge, and with good ...

Pick-up roll running time extended at Hamburger Hungaria

Hamburger Hungaria was troubled by short running times, an unscheduled downtime and extensive maintenance on its PM 7 pick-up rolls. In 2019, Valmet delivered two oil-lubricated pick-up rolls with a two-suction chamber solution to the mill and the running time of pick-up suction roll more than tripled.

Increased roll cover grinding intervals at Indah Kiat Pulp & Paper Perawang

Indah Kiat Pulp & Paper Perawang in Indonesia targeted to increase calender roll cover’s regrinding intervals in their PPM3.

Indah Kiat Pulp & Paper Perawang improved roll reliability

Indah Kiat Pulp & Paper Perawang (IKPP) in Indonesia invested in roll reconditioning to ensure improved roll performace at their PPM6.

New sizer roll cover boosts performance at Palm Wörth in Germany

Palm Wörth and Valmet set clear targets for improving the sizer’s overall performance. The current rubber roll covers were replaced with Valmet’s special polyurethane Sizer Roll Cover CF resulting in longer running intervals, better machine performance and less paper quality issues.

Leading producer of fiber-based packaging and pulp saves nearly $50M over 10 years with Corporate Service Agreement

Valmet partnered with the customer to provide an agreement that included Roll Services, doctor blades, refiner plates, as well as other maintenance and operations services. Documented savings and CI of $4.9M per year ongoing now for 10 years.

Juntai Technology overcomes a shoe press challenge in pulp drying

A shoe press bottom roll’s poor performance was a restricting factor not only for Juntai Technology’s pulp drying machine but the entire mill. The performance of the shoe press was unstable, and its nip load could not reach the design value. Valmet’s roll service experts evaluated the problem through a remote connection and now a new shoe press solid roll has been running continuously more than two years.

Almost zero unplanned shutdowns caused by roll failure at Anhui Shanying

In 2016, Shanying International invested in Valmet’s online condition-monitoring system to monitor the key rolls of five paper machines at Anhui Shanying in China. Read how Valmet's solutions eliminate problems in the early stage to enable efficient operation and maintenance practices to extend roll lifetime.