DDR series double disc refiner is pulp refining equipment traditionally installed in stock preparation system for both waste paper and virgin pulp, to improve fibers characteristics in order to get a better sheet formation and enhance its properties. It can be used alone, or multiple refiners can be used in series or in parallel, based on the requirements of the pulp refining process. It is available for continuous beating of chemical wood pulp, mechanical pulp and waste paper pulp. The equipment is furnished with automatic control system and can beat with constant power or constant energy consumption. The beating effect is stable.
Specification:
| Type | DD-500 | DD-550 | DD-600 | DD-660 |
| Dia.of plate (mm) | Φ500 | Φ550 | Φ600 | Φ660 |
| Capacity (t/d) | 20-60 | 30-80 | 40-100 | 50-150 |
| Power (kw) | 132-200 | 160-250 | 185-315 | 280-355 |
| Concentration (%) | 3-5 | 3-5 | 3-5 | 3-5 |
