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A rice pounder is an agricultural tool, a simple machine that is commonly used in Southeast Asia to dehull rice or to turn rice into rice flour. The device has similar functionality to a mortar and pestle , but with more mechanical advantage to conserve labor.
It is a traditional tool to grind grains. A jato consists of two round stones or discs. The lower stone is immovable, attached to the ground or floor in the house, and it has a spike or a piece of wood ( mānī , Nepali : मानी , Nepali pronunciation: [mani] ) fixed in the centre as an axle to keep the upper stone in place while grinding.
The Wiley mill is a laboratory-scale machine for grinding materials to a powder, and belongs to the family of cutting mills. These mills prepare materials for analysis with minimal moisture loss. Well-dried samples are preferred. In the grinding mill, the material is loaded cut into crude pieces or lumps and loaded into a hopper.
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A grinder-mixer is a type of agricultural machine used to process livestock feed from grain. It is a portable mill that combines the mixing and grinding operations. Grinding of ingredients generally improves feed digestibility , acceptability, mixing properties and pelletability .
A rice huller or rice husker is an agricultural machine used to automate the process of removing the chaff (the outer husks) of grains of rice. Throughout history, there have been numerous techniques to hull rice. Traditionally, it would be pounded using some form of mortar and pestle. An early simple machine to do this is a rice pounder.
Rotating abrasive wheel on a bench grinder. Pedal-powered grinding machine, Russia, 1902. A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding. It is a type of material removal using an abrasive wheel as the cutting tool. [1]
Arrastra, simple mill for grinding and pulverizing (typically) gold or silver ore. Roller mill, an equipment for the grinding or pulverizing of grain and other raw materials using cylinders; Stamp mill, a specialized machine for reducing ore to powder for further processing or for fracturing other materials