Product Title: Custom JC5000 Jaw Crusher Specification: Engineered for HighVolume Primary Crushing

1. PAINPOINT DRIVEN OPENING

Every plant manager knows the bottleneck: the primary crusher. When your JC5000 jaw crusher specification doesn’t match your feed material, you face three costly realities:

• Unplanned Downtime: Industry data shows that improper jaw geometry causes 1218% more liner wear in hard granite and basalt applications, leading to 46 additional shutdowns per year for replacement.
• Oversized Fines: A generic 5000series jaw often produces 812% more fines below 20mm, reducing downstream cone crusher efficiency and increasing recirculation loads by 15%.
• Power Inefficiency: Standard toggle plate angles waste 57% of installed motor power when crushing highsilica content ore, adding $18,000–$25,000 annually in unnecessary electricity costs for a 250tonperhour operation.

Are you currently accepting these inefficiencies because you thought "onesizefitsall" was your only option? What if your primary crusher could be tailored to your specific rock type, feed size distribution, and production target—without a custom engineering premium?

2. PRODUCT OVERVIEW

The Custom JC5000 Jaw Crusher is a heavyduty, singletoggle primary crusher designed for continuous operation in hardrock mining and largescale construction aggregate production. Unlike offtheshelf units, this specification allows for component customization based on your material analysis.

Operational Workflow:
1. Feed Intake: Runofmine material (up to 1,200mm feed size) enters the 1,500mm x 1,200mm feed opening.
2. Compression Crushing: The eccentric shaft drives the movable jaw against the fixed jaw, creating a highcompression zone. The crushing chamber profile is optimized for your specific material (e.g., flat chamber for slabby rock, deep chamber for cubic product).
3. Discharge Regulation: The hydraulic wedge adjustment system allows closedside setting (CSS) changes from 100mm to 300mm in under 5 minutes, without welding or shims.
4. Oversize Protection: A hydraulic relief system automatically opens the jaw if uncrushable tramp iron enters, resetting within 30 seconds.

Application Scope: Primary crushing of granite, basalt, river gravel, limestone, and iron ore (up to 350 MPa compressive strength).
Limitations: Not recommended for sticky clay materials exceeding 15% moisture content; a grizzly feeder is required for wet applications.

3. CORE FEATURES

Custom Crushing Chamber Profile | Technical Basis: Finite Element Analysis (FEA) of feed material | Operational Benefit: Reduces recirculating load by 18% | ROI Impact: Saves $0.12/ton in secondary crushing energy costs

Hydraulic Wedge CSS Adjustment | Technical Basis: Dualacting hydraulic cylinders with position feedback | Operational Benefit: CSS changes in 3 minutes vs. 45 minutes for mechanical shim systems | ROI Impact: Recovers 2.5 hours of production per week, valued at $3,750 in throughput

Oversized Eccentric Shaft Assembly | Technical Basis: 4140 forged alloy steel, heattreated to 280320 BHN | Operational Benefit: 40% higher fatigue life than standard cast shafts | ROI Impact: Eliminates one shaft replacement cycle over 5 years, saving $14,000

Reversible Toggle Plate Design | Technical Basis: Ductile iron with 90degree rotation capability | Operational Benefit: Doubles toggle plate service life before replacement | ROI Impact: Reduces consumable cost by $1,200 per year

Modular Frame Construction | Technical Basis: Stressrelieved steel plate with bolted assembly | Operational Benefit: Allows onsite replacement of side liners without removing the entire crusher | ROI Impact: Cuts maintenance labor by 30% during liner changeouts

Variable Speed Drive Compatibility | Technical Basis: VFDready motor mount and pulley design | Operational Benefit: Adjusts crushing speed (200280 RPM) to match feed rate variations | ROI Impact: Achieves 6% energy savings in partialload conditions

Integrated Dust Suppression Ports | Technical Basis: Predrilled water spray nozzles at feed and discharge points | Operational Benefit: Reduces airborne silica by 85% without external ducting | ROI Impact: Avoids $8,000 in retrofitting costs for OSHA compliance

4. COMPETITIVE ADVANTAGES

| Performance Metric | Industry Standard (Generic 5000 Jaw) | Custom JC5000 Solution | Advantage (% Improvement) |
| : | : | : | : |
| Throughput (tph) at 150mm CSS | 280320 tph | 340380 tph | +18% |
| Liner Wear Life (tons crushed per set) | 180,000 tons | 240,000 tons | +33% |
| CSS Adjustment Time | 45 minutes (mechanical) | 3 minutes (hydraulic) | +93% |
| Power Consumption (kWh/ton) | 0.42 kWh/ton | 0.36 kWh/ton | 14% |
| Tramp Iron Reset Time | 10 minutes (manual) | 30 seconds (auto) | +95% |
| Product Cubicity (% passing 3:1 aspect ratio) | 72% | 85% | +18% |

Field data compiled from 12 installations across granite and basalt quarries in Q3 2024.

5. TECHNICAL SPECIFICATIONS

| Parameter | Custom JC5000 Specification |
| : | : |
| Feed Opening | 1,500 mm x 1,200 mm |
| Maximum Feed Size | 1,200 mm (edge length) |
| Capacity Range | 250 – 450 tph (depending on CSS and material density) |
| Closed Side Setting (CSS) Range | 100 – 300 mm |
| Motor Power | 250 kW (335 HP) – 315 kW (422 HP), 4pole, 1,500 RPM |
| Eccentric Shaft Speed | 220 – 280 RPM (adjustable via VFD) |
| Main Frame Material | S355J2+N structural steel, stressrelieved |
| Jaw Die Material | Manganese steel (1214% Mn), optional chromemoly overlay |
| Operating Weight | 72,000 kg (158,700 lbs) |
| Transport Dimensions (L x W x H) | 4,800 mm x 3,200 mm x 3,500 mm |
| Operating Temperature Range | 20°C to +50°C |
| Lubrication System | Automatic grease lubrication, 8point distribution |

6. APPLICATION SCENARIOS

Hard Rock Quarry (Granite) | Challenge: High silica content (65% SiO2) caused premature jaw die wear—only 140,000 tons per set. | Solution: Custom JC5000 with a deepchamber profile and chromemoly overlay dies. | Results: Liner life increased to 210,000 tons (+50%), and recirculating load dropped from 28% to 19%, boosting cone crusher throughput by 12%.

Iron Ore Primary Crushing | Challenge: Feed material contained occasional tramp iron (drill bits, bucket teeth), causing 46 weekly stoppages for manual clearing. | Solution: JC5000 with hydraulic relief system and tramp iron detection. | Results: Unplanned downtime reduced from 8 hours/week to 0.5 hours/week. Annual production gain of 3,900 tons.

River Gravel Processing | Challenge: Oversized fines (sub20mm) were 14% of output, clogging downstream screens. | Solution: Custom JC5000 with a flat crushing chamber and reduced throw (18mm vs. standard 22mm). | Results: Fines generation dropped to 8%, reducing screen blinding and extending screen media life by 40%.

7. COMMERCIAL CONSIDERATIONS

Equipment Pricing Tiers:

• Base Model (Standard Chamber): $185,000 – $210,000 (lead time 12 weeks)
• Custom Model (FEAOptimized Chamber): $215,000 – $245,000 (lead time 16 weeks, includes material analysis)
• Premium Model (Hydraulic Relief + VFD): $255,000 – $285,000 (lead time 20 weeks)

Optional Features:

• Chromemoly jaw dies: +$4,500 per set
• Wireless remote CSS adjustment: +$3,200
• Integrated belt scale and feed rate control: +$8,500
• Sound enclosure (85 dB(A) compliance): +$12,000

Service Packages:

• Standard Warranty: 12 months / 2,000 operating hours
• Extended Warranty (36 months): +$18,000, includes annual inspection
• Full Maintenance Contract: $0.08/ton crushed (covers liners, toggle plates, bearings)

Financing Options:

• 0% interest for 12 months (creditapproved buyers)
• 5year leasetoown at 4.5% APR
• 10% deposit, balance on delivery

8. FAQ

Q1: Can the Custom JC5000 handle feed material with 30% moisture content?
A: No. The JC5000 is designed for dry or lowmoisture materials (under 15%). For wet applications, we recommend a grizzly feeder and a scalping screen upstream to remove fines.

Q2: How does the custom chamber design affect interchangeability of spare parts?
A: All wear parts (jaw dies, toggle plate, side liners) remain interchangeable with standard JC5000 parts. The chamber profile is modified via the fixed jaw geometry and cheek plate angles, not the moving jaw assembly.

Q3: What is the typical ROI period for the hydraulic CSS upgrade?
A: Based on a 300 tph operation running 10 hours/day, the hydraulic system pays for itself in 810 months through reduced downtime for CSS changes (saving 2.5 hours/week).

Q4: Does the crusher require a concrete foundation, or can it be mounted on a steel skid?
A: A reinforced concrete foundation (minimum 1.5m depth) is recommended for permanent installations. A steel skid option is available for mobile plants but requires additional vibration dampeners.

Q5: What is the maximum tramp iron size the hydraulic relief system can handle?
A: The system can pass uncrushable objects up to 200mm x 200mm x 200mm. Larger items may require manual removal before feeding.

Q6: Can I retrofit the custom chamber profile to an existing JC5000 frame?
A: Yes. The fixed jaw and cheek plates can be replaced with custom geometry parts. Cost is approximately $12,000–$15,000, plus 8 hours of installation labor.

Q7: What financing terms are available for international buyers?
A: We offer letters of credit (L/C) at sight, 30% deposit with 70% against shipping documents, and export credit insurance for qualifying markets. Minimum order for financing is $150,000.