ZNJ Series Screw Press Washer

ZNJ Series Screw Press Washer

Application& Features

  • The screw press washing equipment is mainly suitable for washing and thickening all kinds of paper pulp.
  • For screw shaft, the compression ration is axially distributed reasonally, thickening effect is good.
  • In discharge side, fitted with inner dewatering assembly with holes, which can efficiently secure uniformly of dewatering of inside and outside pulp layer.
  • Pneumatic back-push assembly can guarantee the stability and adjustment of discharge consistency.
  • Special screw structure in outlet, easy to maintain.

Main Specification

Type ZNJ12 ZNJ13 ZNJ14
Standard of screw(mm) 400 450 600
Concentration of input pulp(%) 10-14
Concentration of output pulp(%) 25-35
Production capacity(t/d) 40-50 60-80 100-150
Motor power(kw) 30 37 55
Type ZNJ15 ZNJ17 ZNJ16 ZNJ18
Standard of screw(mm) 700 800 900 1100
Concentration of input pulp(%) 8-12
Concentration of output pulp(%) 25-35
Production capacity(t/d) 150-200 200-300 280-350 350-450
Motor power(kw) 110 132 200 280

Capacities vary depending on feed size, feed rate, operating conditions, desired product output, characteristics of feed material, and equipment configuration

Download complete technical literature [PDF]

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