Jun 29, 2023
SWMINTL St Girons specialty paper mill in France used to analyze retention in laboratory punctually once a week. To control retention better and measure ash, they needed an inline measurement and selected Valmet Optical Consistency Measurement (Valmet OC2W). Valmet's measurements have proved reliable and accurate even with the challenging long fibers such as flax and hemp that tend to cling in the head box.
Summary
Location | SWMINTL St Girons, France |
Customer challenge |
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Solution |
Valmet Optical Consistency Measurement (Valmet OC2W) in head box and white water to measure total consistency including ash. Existing ball sampling valve in head box feed was used to limit new parts to be welded and risk of fiber hooking. |
Results |
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Keywords | Optical consistency, Wet end, Europe, Automation |