Defoamer for Pulp

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asked Mar 29, 2021 in 3D Segmentation by swpt_5GjwMSh1 (800 points)
Product Introduction

Application Industry:  Pulp Washing Black Liquid

Product Name: Antifoam RK-8455S

RK-8455S is a silicone defoamer which is designed for paper industry black liquor washing slurry line control foam. Compared to traditional defoamer, it’s stable at black liquid system, and gel free which is good strong alkali, temperature, shear resistance. It has excellent defoaming and antifoaming effect at very low dosage. In addition, it improves the filter drainage by reducing air intake and foam.



Product property

Good defoaming&antifoaming performance and replace the same foreign product

Good continuous antifoaming performance at low addition

Quickly and thoroughly improve the filter drainage, reduce the dehydration load

Resist to high temperature and strong alkali, be suitable for pulp mill production conditions, improve efficiency.



Main physical and chemical properties

Item

Range

Appearance

Milky white emulsion

Viscosity(25°C)

150~500mPa·s

Solid content(wt%)

50±1%

pH

6.0~8.0



Application Process

Added directly into foaming system by addition pump(Generally pressure or vacuum slurry washing machine). Recommended additive amount of per ton absolute dry pulp is 0.05-0.4kg.

Add water for dilution to control additive amount, but use it completely before 12 hours.

Added amount recommendation is only for reference. Please consult our technological department for details.



Key Application

Defoaming in high temperature vacuum or pressure washers in paper pulping http://www.rickmanchemical.com

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