1. PAINPOINT DRIVEN OPENING

Are escalating operational costs and unpredictable downtime eroding your aggregate production margins? For plant managers and engineering contractors, the core challenges in primary crushing often stem from the stone crusher machine at the heart of your operation. Common pain points include:

Excessive Wear & Maintenance Costs: Frequent replacement of wear parts like jaws, liners, and bearings due to improper chamber design or material composition, leading to spiraling consumable expenses.
Unscheduled Downtime: Mechanical failures or blockages that halt your entire processing line, costing thousands per hour in lost production and labor.
Inconsistent Output & Product Shape: Poorly graded final product with excessive flaky material, reducing its market value and causing issues in downstream secondary crushing or screening stages.
High Energy Consumption: Inefficient crushing action and drive systems that translate directly into unsustainable power costs, a primary operational expenditure.
Rigid Configuration Limitations: Equipment that cannot adapt to varying feed materials or required product size changes without significant manual adjustment or downtime.

Is your current primary crushing solution a source of constant cost and reliability concerns? The right professional stone crusher machine is not just an equipment purchase; it is a strategic investment in predictable throughput, lower costperton, and plantwide operational stability.

2. PRODUCT OVERVIEW: PROFESSIONAL JAW CRUSHER

This professional stone crusher machine is a heavyduty, highcapacity jaw crusher engineered for primary crushing of hard, abrasive minerals like granite, basalt, and quartzite. Designed for stationary quarry installations or largescale mobile crushing plants, it transforms runofmine (ROM) feed into consistent, coarse aggregate.

Operational Workflow:
1. Feed Intake: ROM material (0800mm) is loaded into the vibrating grizzly feeder (VGF), which bypasses fines and directs oversize to the crushing chamber.
2. Crushing Action: The robust eccentric shaft drives a moving jaw plate in an elliptical motion against a fixed jaw plate, applying compressive force to fracture the rock.
3. Discharge & Clearance: Crushed material exits through an adjustable discharge opening; an automatic toggle tensioning system protects against tramp metal and minimizes downtime from uncrushables.
4. Product Conveyance: Sized aggregate is discharged onto the main product conveyor for transport to secondary processing or stockpiling.

Application Scope & Limitations:
Scope: Ideal for primary reduction of hard rock in quarrying, mining, and largescale demolition recycling applications. Suited for feed sizes up to 80% of the feed opening dimension.
Limitations: Not designed for sticky or claybound materials without prescreening. Requires a stable, reinforced concrete foundation. Maximum reduction ratios are typically 6:1 to 8:1; for finer products, secondary crushing equipment is necessary.

3. CORE FEATURES

Deep Crushing Chamber | Technical Basis: Optimized nip angle and long linear crushing path | Operational Benefit: Increases capacity and produces a more uniform product shape with less slabby material | ROI Impact: Higher yield of premiumgrade aggregate (+515% market value) and reduced recirculating load on secondary crushers.

HeavyDuty Frame Construction | Technical Basis: Fabricated from highintegrity steel plate with reinforced stress points | Operational Benefit: Provides exceptional durability under constant highload conditions, resisting fatigue and deformation | ROI Impact: Extends structural life beyond 20+ years under normal operation, protecting capital investment.

WedgeLock Fastening System | Technical Basis: Mechanically locked jaw plates without backing resin | Operational Benefit: Enables safe, toolfree jaw plate changeout in under two hours versus traditional methods | ROI Impact: Reduces maintenance downtime by up to 70% for wear part replacement, increasing annual operating hours.

HighEfficiency Drive & Flywheels | Technical Basis: Direct drive coupling with optimally sized flywheels storing kinetic energy | Operational Benefit: Maintains consistent crushing momentum under peak loading, smoothing power demand | ROI Impact: Reduces peak electrical load by approximately 1015%, lowering utility costs and potential demand charges.

Hydraulic Adjustment & Clearing | Technical Basis: Integrated hydraulic cylinders for setting adjustment and clearing blockages | Operational Benefit: Allows operators to adjust CSS (Closed Side Setting) remotely via pushbutton control for quick product size changes | ROI Impact: Enables rapid adaptation to different product specs (<10 minutes), maximizing plant flexibility for changing orders.

Advanced Bearing Housing Design | Technical Basis: Spherical roller bearings mounted in precisionmachined housings with labyrinth seals | Operational Benefit: Supports massive radial loads while effectively excluding dust and contaminants | ROI Impact: Extends bearing service life by up to 40%, preventing catastrophic failure and associated repair costs exceeding $50k.

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard (Competitor A/B) | Professional Stone Crusher Machine Solution | Advantage (% Improvement) |
| : | : | : | : |
| Wear Part Life (Jaw Plates) Granite| 120150k MTonnes| 180220k MTonnes| +50% |
| Average Time Between Major Services| ~10k Operating Hours| ~15k Operating Hours| +50% |
| Power Consumption per Tonne Crushed| ~0.8 1.0 kWh/Tonne| ~0.65 0.75 kWh/Tonne| 20% |
| Throughput Capacity (at same CSS)| Baseline Reference| +1015% Higher Throughput| +12% Avg |
| Noise Emission at 10m Distance| ~105 dB(A)| ~95 dB(A)| 10 dB(A) |

5. TECHNICAL SPECIFICATIONS

Model Designation: JC140
Feed Opening: 1400mm x 1200mm
Maximum Feed Size: 1000mm edge length
Closed Side Setting (CSS) Range: 150mm 300mm
Capacity Range (Varies by Material & CSS): 450 950 Tonnes per Hour
Drive Power Requirement: 200 kW /160 kW Electric Motor (Dual Drive)
Total Weight (Crusher Only): Approximately 86 Tonnes
Key Material Specifications: Highstrength fabricated steel frame; Manganese steel jaw plates (18% Mn); Forged alloy steel eccentric shaft; Spherical roller bearings.
Physical Dimensions (L x W x H): ~4m x 3m x 3m
Environmental Operating Range: Designed for ambient temperatures from 20°C to +45°C; dustprotected critical components.

6. APPLICATION SCENARIOS

Granite Quarry Operation – Southeast Asia

Challenge: A major quarry faced frequent jaw plate failures every 90 days due to highly abrasive granite feed, causing over 120 hours of annual downtime per crusher line alongside high consumable costs.
Solution: Implementation of two JC140 professional stone crusher machines equipped with specialized abrasionresistant jaw plate profiles.
Results: Jaw plate life extended to 140 days consistently. Combined with faster changeout procedures, this reduced crusherspecific downtime by 45%. Annual consumable cost savings exceeded $85k per line while maintaining target throughput.

LargeScale Infrastructure Project – Northern Europe

Challenge: A contractor needed consistent production of multiple aggregate spec products (rail ballast & concrete aggregate) from hard gneiss on a tight project timeline with strict noise regulations near residential zones.
Solution: Deployment of a mobile primary crushing plant centered on the JC140 professional stone crusher machine with sounddampening encapsulation.
Results: The unit achieved required tonnage while enabling rapid CSS adjustments between product specs (<15 mins). Noise levels remained within strict local limits (<95 dB(A)), avoiding work stoppages. The project completed its aggregate supply phase 12 days ahead of schedule.

7. COMMERCIAL CONSIDERATIONS

Our professional stone crusher machines are offered as capital equipment investments designed for longterm operational payback.

Pricing Tiers & Configurations:
Base Equipment Price includes crusher assembly with standard motor mounts/vbelts/sheaves.
Tiered pricing based on optional integrated motor packages vs customersupplied motors.
Pricing varies based on choice between standard manganese jaws or premium abrasion/chrome options (+1525%).

Optional Features:
Hydraulic toggle tensioning system upgrade
Automated grease lubrication system
Rock level sensor integration for chokefeed control
Full sound encapsulation package

Service Packages:
Commissioning & Operator Training Package
2Year / 5k Hour Extended Warranty Plan covering parts/labor
5Year Planned Maintenance Agreement including annual inspections

(Subject to terms)

Financing options are available through our partners including capital leases operating leases tailored support largescale projects requiring phased payment structures

FAQ

Q1 Is this professional stone crusher machine compatible with my existing plant layout conveyor system?
A Yes provided your feed hopper discharge height conveyor capacities align with our technical specifications Our engineering team can review your existing layout drawings confirm compatibility recommend any necessary modifications minimal disruption installation

Q2 What impact will this have on my overall plant efficiency?
A Field data shows implementation typically reduces bottlenecking at primary stage increasing overall plant throughput potential up Additionally lower recirculating load improves performance secondary tertiary stages contributing more stable predictable output across entire circuit

Q3 How does pricing compare total cost ownership versus cheaper alternatives?
A While initial capital outlay may higher than some alternatives total cost ownership analysis over typical year period demonstrates clear advantage Reduced energy consumption extended wear part life significantly lower unscheduled downtime result lower costpertonne often delivering full return investment within months depending utilization

Q4 What commercial terms delivery lead times standard?
A Standard terms FOB manufacturing facility Lead times range weeks depending model current order backlog Expedited production may available additional fee We provide detailed shipping dimensions weight facilitate logistics planning

Q5 What training provided our operations maintenance staff?
A Comprehensive commissioning package includes onsite training hours covering safe operation routine maintenance procedures troubleshooting guides We also provide detailed technical manuals digital access instructional videos ensure your team fully prepared