Symons cone crusher
ASTON Symons Cone Crusher: High-Frequency Reduction for Maximum Fine Yields
Engineered around classic symons crushing mechanics, the ASTON symons cone crusher (compound cone crusher) pairs a heavy-duty mechanical frame with integrated spring and hydraulic systems. Featuring optimized steep crushing cavities and a long parallel zone, it delivers exceptional size-reduction performance across high-hardness mining, quarrying, and aggregate circuits.
By combining high gyratory speeds with an dynamic eccentric stroke, this machine imparts significantly more crushing impacts per second as material descends through the chamber. Its hybrid configuration pairs heavy-duty protective springs with hydraulic auxiliary cylinders, ensuring high-throughput fine crushing while eliminating manual chamber clearing.
Optimized for secondary and tertiary reduction, the crusher drives intense inter-particle compression before rocks enter the parallel discharge zone. This combined mechanics guarantees maximum crushing ratios and superior, highly cubical finished aggregate, directly reducing wear on downstream fine-grinding equipment.
Feeding port size: 64~241mm
Maximum feeding size: 50~190mm
Capacity: 36~349t/h
Price: 6000-100000usd
Coarse stone
Middle size stone
Fine stone
Application field of symons cone crusher
Material
Designed for processing medium-to-hard ores and rocks with high compressive strength. It handles tough feed materials including iron ore, copper ore, granite, basalt, river pebbles, quartz, and limestone without causing excessive wear on crushing components.
Application
Widely applied in mining circuits, aggregate production lines, and infrastructure projects like highway, railway, and dam construction. It acts as a key secondary or tertiary crusher to supply high-volume feed for downstream grinding mills or top-quality cubical aggregates for concrete mixing.
Symons cone crusher features:
- Four cavity configurations: Available in coarse, medium, fine, and ultra-fine crushing chambers to adapt flexibly to varying feed sizes and production requirements.
- Higher yield & Finer reduction: Optimized combinations of crushing speed and stroke enable deeper fine reduction, delivering higher throughput than conventional mechanical models.
- Enhanced inter-particle compression: The chamber design forces rock-on-rock crushing action during material descent, increasing efficiency while minimizing mantle and concave liner wear.
- Superior cubical particle shaping: Combining laminated crushing mechanics with a long parallel discharge zone produces highly uniform, cubical aggregates that increase product marketability.
Specification of symons cone crusher:
| Type | Model | Diameter of large end of crushing cone (mm) | Feeding port size (mm) | Maximum feeding size (mm) | Discharge opening adjustment range (mm) | Capacity（t/h） | Motor power (kw) | Main engine weight (t) |
| PSG 1300 | 1313 | 1295 | 137 | 110 | 13-31 | 109-181 | 160 | 23 |
| 1321 | 210 | 170 | 16-38 | 132-253 | ||||
| 1324 | 241 | 190 | 19-51 | 172-349 | ||||
| 1306 | 64 | 50 | 3-16 | 36-163 | ||||
| 1308 | 89 | 70 | 6-16 | 82-163 | ||||
| 1310 | 105 | 85 | 8-25 | 109-227 |
Materials processed by symons cone crusher
Granite
Basalt
Quartz
Iron ore
Copper ore
Gold ore
Andesite
Pebble
Diabase
Gabbro
Lead-zinc ore
Fluorite
Versatile applications for symons cone crusher
Whether deployed in high-capacity mining plants or commercial aggregate production lines, the ASTON symons cone crusher delivers outstanding secondary and tertiary reduction for tough, abrasive rocks.
By optimizing crushing frequency and inter-particle compression, it maximizes fine material yield while maintaining a steady supply of premium-grade cubical aggregate for demanding downstream applications.
Typical application areas
Mining ore reduction:
Secondary and tertiary fine crushing of hard, high-abrasive metallic and non-metallic ores (such as iron ore, copper ore, and quartz) before downstream grinding circuits.
Quarrying & High-grade aggregate production:
Crushing hard rock feed like granite, basalt, and river pebbles into uniform aggregate sizes for asphalt paving and high-strength concrete.
Infrastructure & Civil engineering:
Processing local hard rocks and stone feed on-site to produce cubical, low-elongation aggregates for highways, railway ballast, and dam construction.
Chemical & Industrial raw material processing:
Fine reduction of industrial minerals to achieve precise feed size distribution required for downstream chemical and industrial processing plants.
Explore industrial applicationsWorking process of symons cone crusher
The Aston symons cone crusher operates a seamless step-by-step reduction process, directing raw rock from top feeding through chamber compression, parallel-zone shaping, and bottom discharge. Supported by automatic spring relief and grease sealing, it delivers an uninterrupted material flow from raw feed to final sized aggregate.
Bulk material enters through the top feed hopper and is evenly distributed into the crushing chamber. Depending on the process requirement, the feed is guided into either a standard or short head cavity configuration for controlled initial reduction.
As the material descends, the eccentric-driven mantle gyrates continuously, applying intense rock-on-rock compression. This dynamic mechanics fracture the material progressively into smaller, manageable sizes within the upper chamber.
The material then enters the lower long parallel zone, where repeated impacts finish the particle into a uniform, cubical shape. If uncrushable iron enters during this stage, heavy-duty springs automatically yield to release it without interrupting the process.
Fully crushed material discharges through the bottom opening onto downstream conveyors for screening or grinding. Driven by a grease-sealed system, the entire flow operates continuously without dust or oil-contamination risks.
Symons cone crusher crusher main components
Built around a heavy-duty cast-steel frame, the Symons cone crusher combines proven spring overload protection with modern hydraulic assist systems. Each functional module—from the tramp iron relief springs to the choke-feed crushing chamber—is engineered to simplify daily adjustments, resist severe operating stresses, and extend wear component service life.
Supported by heavy-duty forged steel, the main shaft and eccentric bushing transmit high gyratory torque to the cone. This robust drive assembly provides the crushing force and high swing frequency required for continuous heavy-duty operation.
Fitted with high-manganese mantle and concave liners, the optimized chamber geometry supports continuous choke feeding. This encourages strong rock-on-rock crushing action, delivering uniform liner wear and consistent product sizing.
Positioned around the main frame, heavy-duty safety springs provide instant tramp-iron release. When uncrushable materials enter the cavity, the spring cluster yields automatically to protect the internal drive and main shaft from shock damage.
Combining discharge gap adjustment with auxiliary clearing cylinders, this hydraulic system allows precise output setting changes and rapid chamber clearing during unexpected load-stops, minimizing maintenance labor and downtime.
Symons cone crusher exported cases:
