sand making crusher machine

Sand Making Crusher Machine: Engineered for High-Yield Aggregate Production

Operational Challenges in Sand Production

1. Inconsistent Particle Gradation: Poorly shaped aggregates reduce concrete strength by 15-20%, requiring reprocessing.
2. Excessive Wear Costs: Standard crushers consume replacement parts every 400-600 hours, costing $18,000/year in maintenance.
3. Throughput Bottlenecks: Aging equipment processes only 60-80 tons/hour, forcing overtime labor to meet demand.
4. Energy Inefficiency: Outdated models draw 30% more power per ton than modern vertical shaft impact crushers.

How does your operation mitigate these costs while maintaining ASTM C33 gradation standards?

Product Overview: Vertical Shaft Impact (VSI) Sand Making Crusher Machine

Equipment Type: Tertiary-stage VSI crusher with rock-on-rock/rock-on-steel configurations
Workflow:

1. Feed material enters rotor assembly (45-75 m/s tip speed)
2. Centrifugal acceleration fractures particles along natural fissures
3. Adjustable cascading flow controls recirculation rate
4. Multi-port rotor ejects finished product to screening circuit

Applications: Manufactured sand (M-sand), concrete/bitumen aggregates, industrial silica (up to Mohs 7)
Limitations: Not recommended for >50mm feed size without primary/secondary crushing

Core Features

Hydraulic Lid Opener | Technical Basis: Dual-action cylinders | Operational Benefit: Reduces maintenance downtime from 8 hours to <45 minutes | ROI Impact: Saves $2,100 per service event

Modular Wear Assemblies | Technical Basis: Interchangeable tungsten carbide tips | Operational Benefit: Extends service intervals to 1,200+ hours | ROI Impact: Lowers wear part costs by 40% annually

Variable Frequency Drive (VFD) | Technical Basis: Dynamic rotor speed adjustment | Operational Benefit: Maintains 95%+ cubicity at fluctuating feed rates | ROI Impact: Cuts energy waste by 22% versus fixed-speed models

Dual Oil Filtration | Technical Basis: Parallel 10μ filter circuits | Operational Benefit: Eliminates 92% of lubrication-related failures | ROI Impact: Avoids $8,500/year in bearing replacements

Acoustic Monitoring Ports | Technical Basis: ISO 10816 vibration standards | Operational Benefit: Early detection of imbalance conditions | ROI Impact: Prevents $65,000+ catastrophic failures

Competitive Advantages

Technical Specifications

• Capacity Range: 50-350 tph (model-dependent)
• Power Requirements: 75-315 kW, dual-voltage options available
• Rotor Diameter: Ø800mm to Ø1500mm
• Material Compatibility: Granite, basalt, quartzite (<45mm feed size)
• Operating Temperature: -30°C to +50°C with winterization kit
• Noise Emission: ≤85 dB(A) at 10m distance

Application Scenarios

Precast Concrete Plant Challenge: Needed consistent 0-5mm M-sand meeting EN12620 angularity requirements from variable limestone feedstocks

Solution: Installed VSI sand making crusher machine with automated gradation control
Results: Achieved ≤12% flakiness index (+18pp vs previous system), reduced cement binder use by 9%

Mining Tailings Reprocessing Challenge: Silica sand recovery from legacy waste piles required <3% ultrafines

Solution: Closed-circuit configuration with air classifier integration
Results: Produced API-grade frac sand at $11/ton processing cost (-37%)

Commercial Considerations

Base Configuration Pricing: $185,000-$420,000 (varies by throughput capacity)
Optional Features: Remote monitoring telemetry (+$12,500), ceramic composite wear parts (+23% service life)
Service Packages: Tiered plans from $15,000/year (basic inspections) to $45,000/year (full wear part coverage + priority response)
Financing Available Through Partner Institutions ($0 Down Lease-to-Own Programs Available*)

FAQ

1. What upstream equipment is required before the sand making crusher machine? Jaw or cone crushers must reduce feed to ≤50mm for optimal VSI performance.

2. How does humidity affect manufactured sand output? Moisture content >3% may require pre-screening; our systems include optional heating elements for damp climates ($9,200 upgrade).

3. What’s the expected payback period? Operations processing ≥200 tph typically achieve ROI in <18 months through energy/wear savings and premium product pricing advantages (+$2-$5/ton).

4. Can existing screening plants integrate with this system? Most modular designs accept standard conveyor connections; our engineers provide free interface drawings during quotation stages.**

5.Do you provide trial testing with customer materials? Full-scale material testing available at our proving grounds ($5,000 credit applicable to purchase).