1. PAINPOINT DRIVEN OPENING

Are escalating operational costs and unpredictable throughput crippling your gold processing margins? For plant managers and engineering contractors, the primary crushing stage is a critical bottleneck with direct consequences for downstream recovery. Common challenges include:

Excessive Downtime for Maintenance: Frequent liner changes and unplanned repairs on abrasive gold ore halt your entire processing line, costing thousands per hour in lost production.
Inconsistent Feed Size Reduction: Poorly fragmented output from primary crushing overloads secondary crushers and grinding mills, increasing energy consumption and wear costs exponentially.
High Operational Costs: Premature component failure, excessive power draw for low tonnage, and high labor intensity for manual clearing directly erode profitability.
Material Handling Inefficiencies: Sticky or wet ore causing blockages and bridging, leading to unsafe clearing procedures and flow interruptions.

Is your current primary crushing solution robust enough to handle variable ore hardness and deliver a consistent, optimized feed size? The right wholesale gold ore crushing equipment is not merely a purchase; it's a strategic investment in plantwide stability and cost control.

2. PRODUCT OVERVIEW: HIGHCAPACITY JAW CRUSHER FOR PRIMARY GOLD ORE REDUCTION

This product line focuses on heavyduty jaw crushers engineered as the first stage in a hard rock gold comminution circuit. Designed for stationary or semimobile installation, these machines accept runofmine (ROM) gold ore directly from the mine face.

Operational Workflow:
1. ROM ore (up to 1.2m lump size) is fed into the vibrating grizzly feeder (optional), which bypasses fines to increase effective capacity.
2. Oversize material enters the crushing chamber, where a reciprocating manganese jaw plate exerts immense compressive force against a stationary jaw.
3. The material fractures along natural cleavage planes, is progressively reduced, and descends through the chamber until it reaches the desired discharge setting.
4. Crushed product discharges onto the main plant conveyor for transport to secondary crushing or stockpile.

Application Scope & Limitations:
Scope: Ideal for primary reduction of hard rock gold ores (quartz veins, sulphidebearing rock), moderate abrasive materials, and hightonnage operations. Suitable for both greenfield projects and retrofit upgrades.
Limitations: Not designed as a standalone solution for final product sizing. Performance with highly claybound or excessively sticky ores may require prescreening/scalping. Not typically used for alluvial or placer deposits.

3. CORE FEATURES

Deep Crushing Chamber & Aggressive Nip Angle | Technical Basis: Kinematic geometry of swing jaw motion | Operational Benefit: Enables higher throughput per stroke and draws material into the chamber without bridging | ROI Impact: Increased throughput capacity of 815% versus conventional designs reduces unit cost per ton.

HeavyDuty Spherical Roller Bearings | Technical Basis: Bearing load capacity (C/P ratio) exceeding industry minimums by 40% | Operational Benefit: Sustains peak loads from uncrushable tramp material without catastrophic failure, extending service life | ROI Impact: Reduces risk of unplanned bearing replacement downtime, with field data showing a 30% increase in mean time between failures (MTBF).

Hydraulic Adjustment & Clearing System | Technical Basis: Integrated dualacting hydraulic cylinders replace manual shim adjustment | Operational Benefit: Allows operators to adjust crusher discharge setting or clear a stall in minutes from a remote location | ROI Impact: Cuts downtime for routine adjustments by over 80%, enhancing operational flexibility and safety.

Reinforced Frame Design with StressRelief Features | Technical Basis: Finite Element Analysis (FEA) optimized highgrade steel castings | Operational Benefit: Absorbs cyclical crushing stresses without frame fatigue or cracking, even under continuous operation | ROI Impact: Provides structural integrity for a longer operational lifespan, protecting capital investment.

Toggle & Tension Rod System with Overload Protection | Technical Basis: Mechanically advantaged leverage system with breakaway toggle plate design | Operational Benefit: Automatically releases to pass tramp metal or uncrushable material, preventing major damage to other components | ROI Impact: Avoids costly secondary damage to pitman, bearings, and frame—a critical safeguard.

BoltOn Wear Liners with Multiple Profiles | Technical Basis: Interchangeable manganese steel liners with corrugated, quasi, or straight profiles | Operational Benefit: Allows profile selection to match ore characteristics (abrasiveness, slabbiness) for optimal wear life and product shape | ROI Impact: Maximizes liner utilization rate and extends changeout intervals by up to 20%.

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard Benchmark | This Jaw Crusher Solution | Advantage (% Improvement) |
| : | : | : | : |
| Availability (Uptime) | 9092% | 95%+ | >5% increase in productive hours |
| Manganese Liner Life (Abrasive Ore) | 180,000 220,000 tons | 250,000 280,000 tons| ~20% longer service life |
| Specific Power Consumption| Varies by model; baseline = 100%| Optimized kinematics reduce draw at comparable settings| Up to 7% reduction in kWh/ton |
| Tramp Material Recovery Time| Manual clearing: 48 hours| Hydraulic clearing: <30 minutes| ~90% faster recovery |
| Throughput Capacity (tph)| Modeldependent; baseline = 100%| Enhanced chamber design & kinematics| +1015% at same feed opening |

5. TECHNICAL SPECIFICATIONS

Model Range Capacity: From 350 tonnes per hour (tph) to 1,200 tph dependent on feed size and closed side setting (CSS).
Feed Opening: Ranges from 900mm x 600mm up to 1500mm x 1200mm.
Power Requirements: Main crusher motor from 75 kW up to 200 kW. Total installed power including feeder drives specified per plant layout.
Material Specifications: Highstrength fabricated steel frame (ASTM A36 equivalent). Austenitic manganese steel (ASTM A128 Grade B3/B4) for all wear surfaces.
Physical Dimensions & Weight: Approximate weights from 25 tonnes to over 70 tonnes. Detailed foundation loading diagrams provided per project.
Environmental Operating Range: Designed for ambient temperatures from 20°C to +45°C. Dust sealing kits available for arid environments; weather protection standard.

6. APPLICATION SCENARIOS

Hard Rock Gold Mine Expansion – West Africa

Challenge: An existing operation’s primary crusher was unable to meet expanded plant throughput of 1 ,200 tpd due to chronic blockages and slow liner wear life on highly abrasive quartz ore (~65 MPa UCS).
Solution: Installation of a single heavyduty jaw crusher with an aggressive nip angle profile and hydraulic clearing system as the new primary stage.
Results: Achieved sustained throughput of 1 ,350 tpd. Liner life increased from 4 months to 6 .5 months. Annual maintenance downtime related to primary crushing reduced by 320 hours.

ContractorRun Processing Plant – North America

Challenge: A contracting company servicing multiple smalltomedium deposits needed mobile yet robust primary crushing that could be relocated between sites with minimal setup time and handle variable ore types.
Solution: Deployment of a semimobile jaw crusher skid module with integrated feeder and walkway access.
Results: Site relocation time cut from 10 days to 3 days . The unit successfully processed oxide , transitional ,and sulphide ores from three different properties within one season without major modification , demonstrating exceptional versatility .

7 . COMMERCIAL CONSIDERATIONS

Pricing Tiers are structured around feed opening size & capacity.

• Tier I (<500 tph): Competitive entrypoint for standard duty cycles .
• Tier II(500 –900 tph): Highvalue segment featuring full hydraulic adjustment & premium bearings as standard .
• Tier III(>900 tph): Fully customized solutions including advanced monitoring packages & specialized metallurgy .

Optional Features: Vibrating Grizzly Feeder modules , automated lubrication systems , realtime condition monitoring sensors(CMS), spillage chutes ,and walkin maintenance platforms .

Service Packages: Offered separately : Bronze(parts only ), Silver(parts + scheduled field service ), Gold(fullservice contract including planned maintenance & performance reviews ).

Financing Options: Available through partner institutions : capital lease , operating lease ,or renttoown structures tailoredto project cash flow models .

8 . FAQ

1 . Is this equipment compatible with our existing secondary cone crusher circuit ?
Yes . These jaw crushers are engineeredto produce an optimally fragmented feedfor secondary crushing . Our technical team can reviewyour target product specsto ensurethe discharge settingwill complementyour existing circuit .

2 . What isthe expected impacton our overall plant power consumption ?
Industry testing demonstrates that providinga consistentand wellsizedfeedto downstream grindingstages yields greater energy savingsthan thecrusher’s owndraw . The core featuresof this machineare designedto reduce specific power consumptionin primarycrushingby upto7%,butthe largerplantwide benefitcomesfrom optimizedgrinding millfeed .

3 . How doesyour commercial termsupporta fastROI ?
Our wholesale pricingmodelfor volumeordersdirectly lowersyour capitaloutlay . Combinedwiththe documented efficiencygainsin throughputand wear life,the paybackperiodis typicallywithinthe first18 monthsof operationfor mostmines .

4 . What levelof technical supportis providedduring commissioning ?
Commissioning supervisionby afactorytrainedengineeris includedwithall TierIIand IIIpurchases . This ensurescorrect installation ,operator training,and performancebaselining .

5 . Can themachineshandleoreswithhigh clayor moisturecontent ?
For oreswith significantclaycontent,wespecifically recommendthe optionalgrizzly feeder moduleto bypassfinesand mitigatechamber packing.The deepchamberdesignalso aidsin materialflow,butprescreeningmaybe advisedfor extremeconditions .

6 . Are spare parts readily availablegivenour remote location ?
We maintainstrategic globalinventory hubsand provideguaranteed48hour shippingfor criticalwear partsunderany servicecontract.This minimizesdowntimeriskfor remoteoperations .

7 . Do youofferperformanceguarantees ?
Yes.Performanceguaranteesfor throughputcapacity ,power consumption,and wear lifefor definedore specificationsare contractuallyprovidedbasedon preagreedtest conditionsand feedmaterialanalysis