The Basic Knowledge Of Porcelain

The basic knowledge of porcelain

porcelain floor tile (3)

Powder moldingfire with high temperature (1100--1160 ) , glaze printing, and fire again Burn twice than oncemore natural color quality is better.

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Small specifications of the tiles do not with too much tonnage presses, because large-tonnage press stamping small size tiles will be pressed too hard, in the firing process ,gas can not be out and lead to deformation, but also Formation of pinhole quality defects.

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Porcelain optimal water absorption is between the 10% -15% .

To prevent the stick and roll bar or out of the kiln and prevent bricks rubbed each other brushing, on the back of the tiles into the furnace before the product,plus alumina powder ,which does not affect the use. 

porcelain floor tile (10)

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