Paper mill pulping equipment 380 double disc refiner for paper machine
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The refiner is divided into single disc refiner, double disc refiner, and DD refiner.
Double disc refiner: The paper pulp enters the center of the grinding area through two pulp inlet pipes, passes through the grinding area under the action of centrifugal force and pulp inlet pressure, and completes the pulping process through the kneading and squeezing of the tooth discs in the grinding area.
The double disc refiner generally has no requirements for raw materials. The basic paper making raw materials use the refiner. Unless it is pure waste paper pulping, some factories will use a pressure screen instead of the refiner. If the raw material is mixed with pulp board, A refiner must be used. Generally, a refiner must be used for high-grade toilet paper.
The double disc refiner consists of a refining chamber, a transmission mechanism, a base, and a motor. The refining chamber consists of two fixed grinding discs fixed on the casing and the moving seat and two rotating grinding discs installed on the rotating disc to form two grinding areas. Through the exchange of different tooth-shaped grinding discs, to meet the pulping requirements of various pulps.



Product name |
Double disc refiner |
Grinding disc diameter |
φ380mm |
Capacity |
10-30T/d |
Inlet concentration |
2-5% |
Inlet and outlet pressure difference |
0.1-0.3mp2 |
Inlet diameter |
2-φ65mm |
Outlet diameter |
φ80mm |
Motor |
Y250M-6/37kw |
Spindle speed |
980times/min |
External dimensions |
2295X655X595 |
Weight |
720kg |






