The most significant byproducts of aluminum industry are called dross and salt cake
and are generated in the smelting process.
8 million gallons of liquid waste and 27 million gallons of salt cake
and sludge remain in single-shelled tanks.
HRS Heat Exchangers, the Spanish arm of HRS Heat Exchangers Limited, a leading heat transfer specialist for the process industries, has been selected as part of the Alusalt consortium to develop an advanced flue gas transfer system for an in situ salt cake
recycling technology in aluminium recycling facilities.
The New DIDION Rotary Tumbler/Metal Reclaimer crushes, cleans, separates, and screens dross, slag, and salt cake
to reclaim valuable metallics.
Lift the foil out of the tray and place the salt cake
on a serving dish.
Approximately 2,700 cubic-yards of aluminum dross and 75,000 cubic-yards of salt cake
remain on site in two uncontrolled waste piles.
Float glass is made from a combination of several ingredients such as sand, soda ash, dolomite, limestone, salt cake
, and cullet.
Once at the bottom, it reconfigures itself and can crawl around the tank, find this hard salt cake
, and break it up.