Canadian Manufacturing

Pulp & Paper Canada: How Millar Western solved an online oil filtration problem

How Millar Western’s pulp operations employed a mobile oil-cleaning unit to enable online filtration

July 9, 2020  by Kristina Urquhart, Pulp & Paper Canada

Rotor-Tech’s 10- and 25-micron filters during mid-filtration inspection. Photo: Rotor-Tech

An issue with continuously dirty filters recently led to detailed investigation of an online filtration system at Millar Western’s pulp mill in Whitecourt, Alberta.

Aaron Chambers, CLS, the condition-based monitoring (CBM) coordinator at the Whitecourt mill, says that in September 2018, his team discovered the slab press’s hydraulic system had electrostatic discharge occurring as it filtered oil through a machine-mounted kidney loop.

The cost to replace the oil altogether would have been approximately $28,000.

Read the full story from Pulp & Paper Canada, one of Canadian Manufacturing‘s sister publications.


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