Used Alfa Laval model STNX 438 decanter for starch. 3 fractions.

Max speed - 3650 rpm

drum lenght - 2035 mm

drum diameter - 480 mm

angle of cone - 10 *

type of sediment outlet - type 360 * - 8 sleeve

radius of sediment sleeve - 131.7 mm

Sediment traportation elements cylindrical section - ribs

conical section - ribs

Material of hub - AL 111 2329-83 (Duplex)

Material of drum jacket - AL 111 2329-83 (Duplex)

Material scew - A4-80 (AISI 316)

Materail of seal

Medium outlet type - 2 dams (plates)

Medium outler, radius - 130 mm (mounted by factory 133 mm)

Conveyor:

Material - srappers - AL 111 2349 (AISI 316)

Material - hub - AL 111 2349 (AIS316)

Lininigs:

sediment outlet in the drum - sleeve made of wolframe carbide 8 pcs

Lining in outlet section of the drum:

Conveyor crappers: plates from Stellite/none

Section of conveyor at outlet: wolframe carbide flamly injected

Corp - linining in upper section

Corp and Covering:

Material - cover - AISI316

Internal cover material - stainless

Drives:

Power - 3 x 400 V/50 Hz

gear box - planetary 2 stage

Gear max torque - 10.0 kNm

Gear ratio: 1:59

Back break system - 30 KW drive with frequency converter. minimal speed 37 rpm, backdrive

Backbrak system

working main speed: 3650 rpm

max speed and differential moment (at working speed) - 80 rpm/10 kNm; 29 rpm/12 kNm

G force at working speed - 3574 G

Main motor - 75 KW ABB 400 VD with converter 250 M