Pulp and Paper
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Calcium Fluoride Quantification in Toothpaste Using XRF Calcium Analyzer
Calcium fluoride promotes remineralization by forming a reservoir of fluoride ions on enamel. Upon acid challenge (pH < 5.5), it releases fluoride, driving the conversion of hydroxyapatite into fluorapatite—25% less soluble in acid than hydroxyapatite. This process in...Read more -
Pulp Dilution
Pulp Concentration Measurement The pulp concentration in the machine chest reaches 2.5–3.5% in general. Water is required to dilute the pulp to a lower concentration for well-dispersed fibers and impurity removal. For fourdrinier machines, the pulp concentration entering...Read more -
How to Measure Density of Lime Mud in Paper Pulp Process
Bulk Density of Paper Pulp Lonnmeter has designed and developed measuring devices for bulk density of paper pulp, black liquor and green liquor. It's possible to determine the density of dissolved or non-dissolved components through a single density meter installed in li...Read more