Many kinds ofglassware were excavated from the ancient tombs (dated 5 th ~ 6 th century) of the Silla Kingdom in Gyeongju,Korea. Scholars say that those pieces ofglassware are thought to be produced in the Mediterranean coast in 4 th ~ 5 th century, and supplied by the merchants of the countries bordering on Western China through both the ...Get a Quote
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Spiral separators, which are also called spiral concentrators, are gravity devices that separate minerals of different specific gravity according to their relative movement in response to gravity, centrifugal force and other forces in the fluid medium.
The convery belt is mainly composed by the expansion cylinder on both ends and the closed belts tightly knotted on them.
This series of jaw crusher belongs to stone crushing equipment which is widely used in the works of metallurgy, mining, cement, chemistry, refractory and ceramics as well as highway construction and water conservancy.
Hongxing cone crusher is used for crushing ores and rocks and the advantages are reliable structure, high efficiency, easy adjustment and economy.