2018 International Forest Industries IFI June July 2018 Digital | Page 31

SAWLINES – USNR
V
With bigger logs, the investment principle was
to get a maximum monetary yield out of the raw
material
Tõnu Ehrpais, AS Viiratsi Saeveski
Before this investment, the Viiratsi
Sawmill was a small log sawmill.
Upon completion of the new line,
we can handle logs with diameters
from 8-50 cm at the small ends,
and with lengths of 3-6 m.”
The Viiratsi sawline is a
complete USNR line from the
Cambio 800 debarker to the
resaw and the Catech edger line.
The Viiratsi is also the first saw
line produced in Sweden with
USNR optimization. A great effort
was put into adapting the USNR
optimization software to the
new machinery. This work was
done through a tight cooperation
between Swedish technicians and
the USNR optimization team in
Parksville, British Columbia.
The advanced optimization,
Söderhamn Eriksson brand.
Tõnu Ehrpais, the Mill Manager
at Viiratsi Saeveski chose to go for
the SuperSaver solution.
“The decision was based
on an economic estimate,” he
said. “With bigger logs, the
investment principle was to get a
maximum monetary yield out of
the raw material. Based on our raw
material, optimum saw patterns
plus the maximum possible curve
sawing recovery is needed to
achieve our goals.”
Ehrpais underlined the
competition for raw material and
the rol