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PD50

ChemStone PD-50 is a silicone based defoamer used to reduce foam on brown stock and bleached stock washers. It is unique in that it is delivered at 50% solids and is diluted at the application site. Delivering the product at high solids allows ChemStone PD-50 to retain high defoaming activity with relatively low dosages to the process.

Features

  • Complies with EPA & FDA Requirements
  • 50% Concentrate diluted at application site
  • No Dioxin Precursors
  • No Special PPE Equipment Require for Handling
  • State of the Art Feed Equipment that can be tied into mill DCS systems
  • No Oil
  • No EBS
  • No Wax


Benefits

  • Low Cost per ton applied
  • High defoaming activity with low dosage
  • Excellent drainage to the pulp mat
  • Increases washing efficiency thus reducing wash water volume to evaporators
  • Carry through properties can reduce the number of conventional application points


Physical Properties

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Application

This product is a silicone based defoamer used to reduce foam on brown stock and bleached stock washers. It is a unique in that it is delivered at 50% solids and is diluted at the application site. The high solids allow the PD-50 to retain high defoaming activity with relatively low dosages to the process.

Storage and Handling Recommendations

ChemStone PD-50 should be stored above 32° F, but not heated to above 110° F. Because ChemStone PD-50 is a concentrated product that has very low usage rates, storage times may be extended. We therefore recommend in severe climates that bins be stored in a controlled climate warehouse and bulk tanks be insulated and heated. Localized heat should not exceed 110° F.

Regulatory Compliance

ChemStone PD-50 is manufactured in compliance with the regulations of the Food and Drug Administration, 21 CFR, sections 176.210 and 176.170.

Containers and Shipping

ChemStone PD-50 is available in non-returnable bulk bins (250 gal) and bulk shipments.