With its new eccentric roll crusher
(ERC) thyssenkrupp Industrial Solutions has developed a groundbreaking solution for the primary reduction of hard rock and ore.
In the pressing method a jaw crusher, a roll crusher
, a moisturiser unit and a press were used.
She had a patent leather belt with silver ornamentation around her waist that enhanced her attractive figure." Contrast this description with one of a mining nature and you'll see where the strength of the novel lies: "After the primary crusher the ore was moved by conveyor to another building that contained a hot-water-flushed cone reducer and a high-pressure roll crusher
where the ore was further reduced in size and where scrubbers removed the fine waste material."
In the crushing plant, limestone is crushed in a Primary Jaw Crusher, screened and then transported to the Secondary Roll Crusher
. Further screening takes place, with the small material being used primarily in the iron making process or sold locally as stone products.
From the dryer, the dried clay can either be fed into a roll crusher
or to a pulverizer.
In addition, oversize coal and occasional sandstone boulders would sometimes choke the primary roll crusher
at the truck hopper, stopping flow.
A twin jaw crusher can often do the work of a jaw crusher and a roll crusher
. In portable plants, this eliminates drives and saves space by combining lengths, heights, and widths of two crushers into one.
Selected Aubema Product lines Capacity Comminution Rotor Ratio Diameter Width ([m.sup.3]/h) (mm) (mm) Hammer Mill 2,000 1:50 800-2,000 400-2,800 Impact Mill 1,000 1:25 600-2,000 400-2,400 Jaw Crusher 500 1:4 Single Roll Crusher
2,500 1:4 500-2,000 400-2,000 Double Roll Crusher
4,000 1:5 500-2,000 800-2,000 Smooth Roll Crusher
200 1:5 400-1,400 200-1,600 Feed size (mm) Hammer Mill 300 Impact Mill 1,500 Jaw Crusher 1,500 Single Roll Crusher
1,500 Double Roll Crusher
2,000 Smooth Roll Crusher