Amazon.com is a Fortune 500 e-commerce company based in Seattle, Washington, and has the distinction of being one of the first large companies to sell goods over the internet. In 1994, Jeff Bezos founded Amazon, which launched the following year. If you’re of a particular age, you likely remember that Amazon started out as an online bookstore […]

Gypsum stone is crushed into particles of less than 30mm in diameter, and the particles are grinded in the mill. After grinding, the powder which passes the classifier would be transformed into the furnace for calcinations, while the rest which doesn’t meet the fineness requirements would return to the miller for a second grinding. The […]

The gypsum board production line includes hot oil type and direct burning type, the capacity is from 2million square meters per year to 30million square meters per year, ajusted by customers’ request.Our production line consists of the parts below: specializes in manufacturing paper-faced gypsum board machines and relative spare parts, and proceed the customized design […]

First grind and second bake. The largest advantage of this technique, compared with that of “first grind and second bake”, is energy consumption reduction. Large plaster stone shall be ground into powders with diameter less than 0.2mm, which increases the specific surface when calcining, enlarges the contact area with heat medium, improves calcination heat exchange […]