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 crusher itself. Common pain points include: excessive wear part consumption leading to sixfigure annual replacement costs, unplanned stoppages due to tramp metal or uncrushables causing 2030 hours of lost production monthly, and inconsistent product gradation that forces downstream process adjustments and reduces final product yield. Furthermore, rising energy costs make inefficient, highpowerdraw machines a significant financial burden. Are you searching for a primary stone crusher solution that directly addresses these reliability, costperton, and operational consistency challenges?

2. PRODUCT OVERVIEW: Primary Jaw Crusher for HighTonnage Aggregate Production

This heavyduty primary jaw crusher is engineered as the firststage reduction workhorse for hard rock quarries, largescale mining operations, and major infrastructure projects. Its operational workflow is designed for maximum uptime: (1) Large feed hopper accepts direct dump from haul trucks; (2) Robust vibrating grizzly feeder (optional) removes fines and directs material to the crushing chamber; (3) A deep, symmetrical crushing chamber with aggressive nip angle reduces runofmine material; (4) Hydraulic adjustment systems allow quick setting changes for product size control; (5) Heavyduty discharge conveyor removes crushed material efficiently.

Application Scope: Ideal for processing granite, basalt, river gravel, and other abrasive materials with compressive strengths up to 400 MPa. It is the cornerstone of stationary and semimobile crushing plants.
Limitations: Not designed for recycling or mixed construction waste with high rebar content without specific modifications. Maximum feed size is constrained by the machine’s gape dimension.

3. CORE FEATURES

HeavyDuty Frame & Welded Stress Relief | Technical Basis: Finite Element Analysis (FEA) optimized steel construction with postweld heat treatment | Operational Benefit: Eliminates frame fatigue cracking under cyclical loading, ensuring structural integrity over a 20+ year lifespan | ROI Impact: Reduces risk of catastrophic frame failure, protecting your multimillion dollar plant investment.

WedgeBased CSS Adjustment | Technical Basis: Hydraulically assisted toggle system with mechanical lock | Operational Benefit: Operators can adjust the closedside setting (CSS) in minutes without stopping the crusher for product gradation changes | ROI Impact: Minimizes noncrushing time by up to 80% compared to manual shim adjustment systems, increasing annual throughput.

HighPerformance Jaw Dies | Technical Basis: Isotropic manganese steel with proprietary alloying and heat treatment | Operational Benefit: Achieves up to 30% longer service life in abrasive applications, with reversible design to utilize both ends | ROI Impact: Lowers costperton for wear parts and reduces changeout frequency by 23 cycles annually.

Integrated Tramp Iron Protection | Technical Basis: Hydraulic toggle release system with automatic reset | Operational Benefit: Automatically discharges uncrushable material like tramp metal, preventing damage to the pitman and bearings | ROI Impact: Avoids an average of $50k$150k in repair costs per incident and associated 4872 hour downtime events.

Centralized Automated Greasing System | Technical Basis: Programmable lubrication unit with feedback monitoring | Operational Benefit: Delivers precise grease volume to all critical bearings on timed intervals during operation | ROI Impact: Extends bearing service life by an estimated 40%, reducing maintenance labor hours by 15%.

LowFriction Toggle Plate Design | Technical Basis: Spherical roller bearings at toggle contact points instead of bronze seats | Operational Benefit: Reduces frictioninduced power loss by approximately 15% compared to standard designs | ROI Impact: Directly lowers operational energy costs while increasing available power for actual crushing.

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard | Primary Jaw Crusher Solution | Advantage (% improvement) |
| : | : | : | : |
| Availability / Uptime | 9294% | 9698%
Based on telematics field data from installed base over 24 months.| +4% (+300+ operational hours/year) |
| Wear Life (Abrasive Rock)| 450,000 tons per set
(Standard Manganese)| 600,000 tons per set
(Premium Isotropic)| +33% |
| Specific Energy Consumption| 0.8 1.0 kWh/ton
(Varies by rock type)| 0.68 0.85 kWh/ton
(Documented site averages)| Up to 15% |
| Setting Adjustment Time| 60 90 minutes
(Manual Shim System)| <10 minutes
(Hydraulic Wedge System)| 89% |

5. TECHNICAL SPECIFICATIONS

Model: JC140
Feed Opening: 56” x 40” (1400mm x 1000mm)
Maximum Feed Size: 47” (1200mm) edge length
Closed Side Setting (CSS) Range: 6” – 12” (150mm – 300mm)
Capacity Range:
550 – 830 STPH @ CSS of 10”
(Varies based on feed material & plant configuration)
Drive Power Requirement:
250 HP / 185 kW electric motor (standard)
Total Weight (Crusher Only):
110,000 lbs (~50,000 kg)
Key Material Specifications:
Main Frame & Pitman:
Highstrength fabricated steel ASTM A36
Jaw Dies:
Premium ISO583 Manganese Steel
Environmental Operating Range:
Ambient Temperature:
20°C to +45°C (4°F to +113°F)

6. APPLICATION SCENARIOS

Granite Quarry Expansion Project

Challenge:
A Southeastern US quarry needed to increase primary circuit throughput by 25% without expanding their truck fleet or primary footprint.
Solution:
The JC140 primary jaw crusher replaced an older unit.
Results:
The higher reduction ratio and faster CSS adjustment enabled processing of larger shot rock.
Throughput increased by 28%.
Energy consumption per ton dropped by 12%.
The quarry met its expansion goal without additional haulage capital expenditure.

Major Highway Construction Consortium

Challenge:
A contractor required a highly mobile primary solution for a multisite highway project.
Unpredictable bedrock conditions demanded rapid setup and robust performance.
Solution:
A semimobile skidmounted JC140 plant was deployed.
Results:
The plant was relocated between three sites within two days each.
It processed varying basalt and limestone at a consistent 650 STPH.
Project timelines were maintained despite geological variances,
eliminating the need for multiple stationary setups.

7. COMMERCIAL CONSIDERATIONS

Our primary jaw crushers are offered in clear pricing tiers based on size and configuration:

Base Equipment Tier: Includes crusher,
motor drives,
and standard guarding.
Pricing is projectquoted based on model selection.
Plant Integration Tier: Bundles crusher with matched feeder,
discharge conveyor,
and walkway/platform packages for simplified procurement.
Optional Features: Key upgrades include:
the automated greasing system,
metal detector & automatic stop,
wear part monitoring sensors,
and extended warranty packages covering major components for up to three years.
Service Packages: Choose from scheduled maintenance plans offering fixedcost annual inspections,
predictive maintenance via remote monitoring data analysis,
or comprehensive turnkey commissioning support.
Financing Options:
Flexible commercial leasing structures are available through our partners,
allowing you to preserve capital while deploying equipment immediately.

8. FAQ

Q1:
Is this jaw crusher compatible with my existing secondary cone crusher circuit?
A1:
Yes,
our engineering team will review your current plant flow sheet and secondary crusher model to ensure optimal feed gradation matching.
We provide detailed recommendations for CSS settings to maximize overall plant efficiency.

Q2:
What is the expected impact on my operating labor requirements?
A2:
Field data indicates reduced labor demand for routine adjustments and lubrication tasks due to automation features like hydraulic CSS adjustment and centralized greasing.
This typically allows skilled personnel to focus on process optimization rather than manual maintenance.

Q3:
How does your pricing compare on a totalcostofownership basis?
A3:
While initial capital investment may be competitive or slightly higher,
our documented improvements in wear part life (+33%)，
energy efficiency (15%)，
and availability (+4%) typically deliver a lower costperton over a standard fiveyear ownership period compared to baseline models.

Q4:
What are your lead times from order placement?
A4:
For standard models like the JC140，
lead times are typically between sixteen（16）and twentyfour（24）weeks，
depending on current global component supply chain conditions at time of order confirmation.

Q5：
Can you provide performance guarantees？
A5：
Yes，
we offer guaranteed capacity ranges based on certified thirdparty laboratory testing of your specific feed material samples，
alongside guaranteed mechanical availability figures backed by our service agreements。

Q6：
What training do you provide？
A6：
We include comprehensive onsite operator training covering safe operation，
routine maintenance procedures，
and basic troubleshooting。
Additional digital training modules covering advanced diagnostics are also provided。

Q7：
How do you handle parts support？
A7：
Our global parts distribution network guarantees availability of critical wear parts。
For registered service plan customers，
we commit to shipping highpriority mechanical components within twentyfour（24）hours from designated regional hubs。