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The process of producing starch from cassava roots

Update: 4/15/2014

1 . Grinding of cassava into flour porridge
You can use various tools for grinding cassava grinding into flour porridge . Use two hands on the table grinding cassava police cassava grinder sheet metal craft suddenly  spikes . Yield 5-7 kg / hour . Using cassava grater can crank sudden spikes metal plate mounted on the spindle . Pots inspired soup powder submerged under the surface of the sheet metal spikes suddenly grinding to clean surface . Not yield 10-15 kg / hour
 
- To increase the productivity of cassava grinding machine used as pedal threshers threshing teeth lua.Tay sheet metal spikes break : axial length just does not look 15 -20 cm hand to moderate pedal effort . Lower tilt table to put rice on the side leading cassava grinding . grinding
 
pedal cassava can yield 100 kg / hour .
 
- If the traction motor shaft nailed hard wood , small metal plates instead of sudden spikes . Grinding motor cassava yield 300-500 kg / hour .
 
2 . Filter residue
 
- Just taking a portion of porridge flour to four parts water filter trilogy . Microfiltration is as smooth starch obtained as beautiful . Microfiltration is strained into a shell or garment bag for easy filtering . Starch with the water passes through a filter made ​​up of sponge . Inspired meal service in a sedimentation tank .
 
- Cassava pulp used as raw materials for animal feed and poultry .
 
3 . Tune starch recovery
 
Simple can be used in baskets lined with plastic pack to settle . If less , you can use sedimentation basins , washing starch .
- Sediment is shaped , wide bottom , not too high . If the tank is specialized for processing cassava starch , should be separated from the bottom hose 10-15 cm . Listen dough at least 12 hours ( usually overnight sedimentation problem ) , make the powder settles at the bottom of the tank , using rubber tubing or hose pipe x to decant water on the surface of the dough. When decanting water not disturb starch .
 
- Use clean water to wash the starch surface . Water washing powder is mixed into the surface of the sponge to cool after powder recovered . Then contact starch to board governance . 2.5 to 3 kg to 1 kg cassava starch bag wet . The rate of starch obtained depend on the level of fine flour porridge , digital filtering and manipulation residue near the village of starch .
 
4 . Preservation of wet starch
 
Wet starch ang preserved , jars , vats , tanks , plastic bags . More and more confidential board governance starches are long .
 
- If large numbers , containing starch wet in nylon bags and buried underground to pillow cases .
 
According to the Website fruits and vegetables  Vietnam 
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