Headline: Engineered for HighVolume Production: The 250300 TPH Stationary Stone Crushing Plant

1. PAINPOINT DRIVEN OPENING

Are escalating operational costs and unpredictable bottlenecks constraining your aggregate production targets? For commercialscale operations, a midtohigh capacity crushing plant must deliver consistent output without becoming a source of constant management overhead and financial drain.

Key challenges you likely face include:
Unscheduled Downtime: Component failures in critical crushers or feeders halt your entire line, costing thousands per hour in lost production and idle labor.
Inconsistent Final Product Quality: Poorly calibrated or mismatched crushing stages yield offspec aggregate, reducing market value and leading to material reprocessing.
High Maintenance Complexity: Disjointed equipment from multiple suppliers creates convoluted maintenance schedules, excessive spare part inventories, and extended service intervals.
Inefficient Material Flow: Choke points, improper sizing between stages, and inadequate material handling limit your plant’s true capacity, capping your return on investment.
Rising Operational Costs: Energyinefficient drives, excessive wear part consumption, and high manual oversight requirements directly erode profit margins.

Is your current solution equipped to provide the reliability, product consistency, and costperton efficiency required in today’s competitive market?

2. PRODUCT OVERVIEW

The 250300tph Stone Crushing Plant is a complete, stationary crushing and screening solution engineered for continuous, highvolume production of aggregates for construction, road building, and mining applications. This turnkey system is designed for primary contractors and aggregate producers requiring consistent output of 250 to 300 metric tons per hour.

Operational Workflow:
1. Primary Reduction: Large quarry rock (≤750mm) is uniformly fed into a robust primary jaw crusher for initial size reduction.
2. Secondary & Tertiary Crushing: The material is then conveyed to secondary (cone/impact) crushers for further refinement, with optional tertiary crushers for precise shaping and fine aggregate production.
3. Material Screening: Multipledeck vibrating screens accurately separate crushed material into specified size fractions (e.g., 05mm, 510mm, 1020mm).
4. Stockpiling & Conveying: A network of belt conveyors transports sized aggregates to designated stockpiles for loadout or further processing.
5. System Control: Centralized PLCbased control allows operators to monitor and adjust the entire process from a single station.

Application Scope & Limitations:
Scope: Ideal for granite, basalt, limestone, river stone, and other mediumtohigh abrasiveness materials. Suited for largescale infrastructure projects requiring consistent supply.
Limitations: Not designed for portable or mobile applications. Site requires stable foundation preparation and adequate space for plant layout and stockpiles. Maximum feed size is determined by primary crusher selection.

3. CORE FEATURES

Our plant design incorporates features focused on operational superiority and lifetime cost reduction.

Modular Structural Design | Technical Basis: Prefabricated, bolttogether heavyduty steel modules | Operational Benefit: Reduces site installation time by up to 40%, ensures precise alignment of crushers and feeders for optimal material flow | ROI Impact: Lower installation labor costs and faster commissioning generate revenue sooner
Intelligent Crushing Stage Synchronization | Technical Basis: PLCcontrolled feed rates with level sensors in crushing chambers | Operational Benefit: Prevents crusher choke or runempty conditions, maximizes throughput while protecting equipment | ROI Impact: Reduces wear part stress by an average of 15% and improves overall plant availability
Centralized Greasing & Hydraulic System | Technical Basis: Automated lubrication points routed to a central station with monitoring | Operational Benefit: Ensures critical bearings receive proper lubrication on schedule; simplifies routine maintenance tasks | ROI Impact: Extends bearing service life by approximately 30%, reduces manual maintenance hours
HighEfficiency Vibrating Screens with Rubber Media | Technical Basis: Multideck screens fitted with antiblinding rubber balls or mats | Operational Benefit: Maintains screening efficiency in damp or sticky material conditions; reduces screen cloth clogging | ROI Impact: Improves product classification consistency and reduces downtime for screen cleaning
HeavyDuty Belt Conveyor System | Technical Basis: Impact beds at loading points; engineered belt scrapers; rated for >300tph capacity | Operational Benefit: Minimizes belt wear from heavy loads; contains spillage; ensures reliable material transfer | ROI Impact: Lowers conveyor maintenance costs by reducing belt replacement frequency

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard (250300tph Plant) | Our 250300tph Stone Crushing Plant Solution | Advantage (% Improvement) |
| : | : | : | : |
| Plant Availability | ~85% (including scheduled maintenance) | ≥92% (as documented in field performance reports) | +8% More Uptime |
| Energy Consumption per Ton| Baseline (100%) as per standard motor configurations| Optimized drive packages & power factor correction installed as standard| 12% to 18% Reduction |
| Wear Part Cost per Ton| Varies significantly with material abrasiveness| Engineered liner profiles & alloy specifications matched to duty cycle| Up to 22% Reduction |
| Installation & Commissioning Time| 812 weeks from component delivery| 57 weeks due to modular design & preassembly checks| 35% Faster Deployment |
| Footprint Efficiency| Layout dependent on component sourcing| Compact configuration designed as single system from outset| 15% Reduced Area Required |

5. TECHNICAL SPECIFICATIONS

Designed Capacity Range: 250 – 300 Metric Tons Per Hour (varies based on material density & hardness).
Primary Crusher Options: Jaw Crusher (PE900×1200) or Gyratory Crusher model dependent on feed size requirements.
Secondary/Tertiary Crusher Options: Multicylinder Hydraulic Cone Crushers (HPC315) or Impact Crushers configured in closed circuit with screens.
Screening Stations: Typically includes one primary screen postprimary crushing plus two secondary sizing screens.
Total Installed Power: Approximately 550 – 650 kW (dependent on final configuration).
Key Material Specifications: Main frame fabricated from Q345B steel; Highwear components use Mn18Cr2 or equivalent highchromium alloys.
Overall Layout Dimensions (LxW): Approximately ~120m x ~85m (varies with stockpile conveyor design).
Environmental Operating Range: Designed for ambient temperatures from 20°C to +45°C; dust suppression system included as standard.

6. APPLICATION SCENARIOS

Highway Construction Project Aggregate Supply

Challenge: A contractor needed a guaranteed supply of over 5000 tons/day of multiple aggregate specifications within a tight project timeline but faced unreliable output from aging equipment.
Solution: Implementation of our turnkey stationary stone crushing plant configured specifically for granite processing at a dedicated quarry site adjacent to the project corridor.
Results:
Achieved consistent output of overrated capacity at ~320tph during peak demand periods.
Met all gradation specifications without recrushing cycles through precise screening setup.
Supplied the full project requirement within schedule.

Commercial Aggregate Producer Capacity Expansion

Challenge: An established producer sought to expand market share but was limited by an inefficient twostage plant producing inconsistent product shapes at high operational cost per ton.
Solution: Integration of our threestage stone crushing plant featuring secondary/tertiary cone crushers into their existing operation as an upgraded production line.
Results:
Increased overall site production by over ~280tph net new capacity while improving final product cubicity by over ~40%.
Reduced overall energy consumption per ton across the expanded site due to more efficient modern drives.

Limestone Processing Base Material Production

Challenge A cement plant raw material section required higher prehomogenization pile feed rates but was constrained by frequent blockages in their old crushing circuit handling claycontaminated limestone.
Solution Installation of our heavyduty stone crushing plant featuring an impact crusher configuration optimized for medium abrasiveness but highclaycontent limestone including enhanced anticlogging measures on feeders/screens etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera etcetera .
Results:
Eliminated unplanned stoppages due to blockages achieving >95% availability versus previous <80%.
Provided stable kiln feed meeting required sizing specification consistently improving kiln thermal efficiency .

FAQ

1.Q What level of site preparation is required before installation?
A A stable compacted platform capable of supporting significant dynamic loads is essential Detailed foundation drawings are provided well in advance Concrete foundations are typically required under all major equipment modules .

2.Q How does this plant handle variations in feed material hardness?
A The core crushers are selected based on your specific target materials The hydraulic adjustment systems on cone crushers allow operators to compensate for hardness variations maintaining product size without stopping .

3.Q What are the typical lead times from order placement?
A For standard configurations lead time ranges between months depending on current manufacturing schedule Complex customizations may extend this timeframe .

4.Q What training is provided for our operational staff?
A Comprehensive training covering operation routine maintenance safety procedures troubleshooting basic diagnostics is conducted during commissioning both classroom instruction handson sessions included .

5.Q Are financing options available?
A Yes we work with several international export credit agencies financial institutions can offer various financing structures including leasing installment plans subject credit approval terms conditions apply .

6.Q Can this system be integrated with our existing equipment like loaders conveyors?
A Integration feasibility studies conducted upon request Control systems can typically be adapted interface existing upstream downstream processes ensuring cohesive operation .

7.Q What does the standard warranty cover what service packages offered?
A Standard warranty covers manufacturing defects major components months operating hours whichever comes first Extended warranties comprehensive service packages annual inspections preventive maintenance plans available purchase .