Mänttä flat screen is used to screen small amounts of pulp. Typical slot size for chemical pulp is 0.35 mm and for mechanical pulp 0.17 mm.

The following slot sizes are available:

•  0.08 mm, 0.10 mm, 0.17 mm, 0.20 mm, 0.25 mm, 0.30 mm, 0.35 mm, 0.40 mm