A cone crusher is a key piece of industrial equipment used in various industries such as mining, construction, and aggregate production. It is primarily used to crush hard and abrasive materials, making it especially effective in applications involving rocks, ores, and minerals. Cone crushers are widely utilized due to their high efficiency, productivity, and the consistency they provide in material output.
Key Components
- Mantle and Concave: These two components form the crushing chamber. The mantle is attached to the crusher’s spindle and is the part that gyrates, while the concave forms the outer surface where material is crushed.
- Main Shaft: The shaft holds the mantle and moves it in an eccentric motion to generate crushing pressure.
- Hydraulic System: Modern cone crushers often come equipped with a hydraulic system for adjusting the settings. This system allows for the adjustment of the crusher’s closed-side setting (the minimum distance between the mantle and concave), which directly impacts the final product size.
- Consistency in Output: Cone crushers offer consistent particle size output, which is crucial for industries requiring uniform material sizes, such as road construction and concrete production.
Working Principle of a Cone Crusher
A cone crusher operates through a conical-shaped design, where a central cone (mantle) rotates within a fixed bowl (concave). As the cone gyrates, it creates compression against the material fed into the machine, crushing it into smaller particles. The process is carried out in successive steps, and the crushed material exits through the bottom of the machine after reaching the desired size.
The crushing action is produced by the oscillation of the cone against the concave. The material gets squeezed and compressed, and fractures occur due to the repeated stress. This mechanical advantage allows for the efficient breaking of even the hardest materials, such as granite, basalt, and iron ore.
Specifications – Technical Data
| Type | Cavity (coarse/fine) | Close Side feed opening(mm) | Min CSS (mm) | Capacity (tPh) | Power KW(HP) |
| HPT300 | C1 Extra Coarse | 230 | 25 | 220-440 | 250(350) |
| C2 Coarse | 210 | 20 | 190-380 | ||
| M Medium | 150 | 16 | 175-320 | ||
| F1 Fine | 105 | 13 | 110-260 | ||
| F2 Extra Fine | 80 | 10 | 100-240 | ||
| HPT500 | C1 Extra Coarse | 330 | 38 | 425-790 | 400(500) |
| C2 Coarse | 290 | 30 | 380-700 | ||
| M Medium | 210 | 22 | 330-605 | ||
| F1 Fine | 130 | 16 | 270-535 | ||
| F2 Extra Fine | 95 | 13 | 200-430 | ||
| HPT800 | C1 Extra Coarse | 350 | 38 | 545-1200 | 630(850) |
| C2 Coarse | 300 | 32 | 495-1050 | ||
| M Medium | 265 | 25 | 470-950 | ||
| F1 Fine | 220 | 17 | 385-730 | ||
| F2 Extra Fine | 150 | 14 | 310-600 | ||
| F3 Extra Fine | 90 | 10 | 260-550 |