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RF Series Double Disc Refiner in Pulp Preparation Line

The double disc refiner is a core unit in stock preparation, used to increase the beating degree and optimize fiber bonding for papermaking. This double disc refiner can be equipped with various tooth patterns to suit wood pulp, mechanical pulp, chemical pulp, and waste paper pulp. By adopting a constant power control system, the double disc refiner maintains stable refining intensity regardless of feed fluctuations. An accurate retract mechanism makes gap adjustment easy, ensuring a consistent beating effect and improved paper strength.

Technical Specifications:

Parameter RF20 RF26 RF34 RF42 RF52
Disc Diameter (inch) 20–24 26–30 34–38 42–48 52–58
Operating Consistency (%) 3.5–6.0 3.5–6.0 3.5–6.0 3.5–6.0 3.5–6.0
Min. Flow at 4% (L/min) 400 700 1400 2200 6000
Max. Flow at 4% (L/min) 2400 4500 9000 16000 22000
Max. Power (kW) 315 500 900 1700 3000

Installing a double disc refiner from our RF series upgrades your refining stage with lower maintenance and better fiber development. Contact us today to integrate a double disc refiner into your stock prep line. Email: leizhanworld@gmail.com.