Crushing & Grinding Machine
Small Laboratory Sealed Jaw Crusher and Sample Divider System for Ore Coal and Material Preparation
Item Number : PS03
Price varies based on specs and customizations
- Discharge Particle Size
- 1 - 15 mm (Adjustable across models)
- Processing Capacity
- 0.1 - 1.5 Tons/Hour
- Sample Division Ratio
- 1/2 to 1/8
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Product Overview


This small laboratory sealed jaw crusher and sample divider system provides an integrated solution for continuous size reduction and automated sample division. By combining primary mechanical crushing and precise fraction splitting into a single automated operation, this unit eliminates manual sample division errors, dramatically reduces sample preparation lead times, and delivers highly representative sub-samples for downstream analytical testing.
Designed for demanding industrial testing environments, the equipment is widely utilized across coal mining, thermal power generation, metallurgical processing, carbon material manufacturing, geological exploration, and material science research laboratories. It handles a diverse range of medium-hard, brittle materials, transforming bulk raw specimens into consistently sized, representative laboratory samples.
Constructed with a heavy-duty frame and a fully enclosed dust-sealed housing, the system ensures maximum operational safety, minimal sample contamination, and long-term mechanical stability. The rugged drive assembly paired with wear-resistant jaw liners delivers dependable, repeatable crushing performance even under continuous batch processing conditions.
Key Features
- Integrated Continuous Sample Processing: Unifies primary jaw crushing and horizontal reciprocating sample division into a continuous automated workflow, eliminating manual transfer steps and increasing operational efficiency.
- Curved Motion Extrusion Crushing: Utilizes an optimized curved eccentric drive mechanism that compresses brittle materials between static and dynamic jaw plates, yielding consistent flake and granular fragments.
- High-Inertia Flywheel Drive: Features a precision-balanced flywheel mounted on the drive shaft opposite the pulley, maximizing crushing torque, maintaining kinetic inertia, and stabilizing operation during heavy material impacts.
- Automated Reciprocating Sample Divider: Incorporates a horizontal reciprocating divider mechanism fitted with four-way and two-way slot assemblies to perform clean, unbiased sample splitting into dual discharge paths.
- Adjustable Division Ratios: Offers user-selectable sample reduction ratios ranging from 1/2 to 1/8, enabling precise volumetric adaptation to meet specific standard test methods and laboratory sample volume requirements.
- Calibrated Output Size Control: Provides convenient mechanical adjustment of the gap between jaw plates, allowing operators to fine-tune final particle size output for varying downstream analytical needs.
- Fully Sealed Dust Containment Enclosure: Built with a tight dust seal design that prevents airborne particulate emissions, protects laboratory operators, and avoids cross-contamination or loss of fine sample fractions.
- Heavy-Duty Wear-Resistant Jaw Plates: Fitted with durable, high-wear-resistant jaw liners engineered to withstand abrasive mineral and coal matrix contact, ensuring extended service life and low maintenance costs.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Coal Quality & Proximate Analysis | Reduces run-of-mine coal and coke samples down to fine fractions with simultaneous automated 1/8 sample division for calorific and elemental testing. | Prevents moisture loss and dust dispersion while ensuring statistically representative sample fractions. |
| Metallurgical Ore Sample Prep | Crushes hard ores, sinters, and slag materials prior to XRF, ICP, or wet chemical assay procedures. | High-force extrusion crushing handles tough mineral structures with minimal jaw plate wear. |
| Carbon & Graphite Material Testing | Processes raw petroleum coke, pitch coke, and synthetic graphite into uniform crushed fractions for structural and density evaluation. | Uniform particle size reduction yields reliable volumetric fractions across batch tests. |
| Power Generation Fuel QC | Prepares inbound coal and biomass fuel shipments at thermal power plants to verify fuel specification compliance. | Rapid continuous processing shortens sample preparation turnaround times for high-volume intake testing. |
| Geological Survey & Mineralogy | Prepares drill cores, rock cuttings, and mineral field samples for chemical assaying and geochemical profiling. | Fully enclosed design preserves fine material fractions without cross-sample contamination. |
| Construction Materials & Aggregates | Reduces limestone, clinker, concrete, and ceramic raw materials to specified granular size ranges for strength and composition testing. | Adjustable jaw discharge gap provides easy switching between coarse and fine aggregate reduction profiles. |
Technical Specifications
To accommodate varying throughput requirements and feed material dimensions, the PS03 series is available in two distinct standard configurations:
| Specification Parameter | PS03 Standard Variant | PS03 Heavy-Duty Variant |
|---|---|---|
| Base Product Identifier | PS03-1/8 | PS03-1/8-3 |
| Maximum Feed Particle Size | < 50 mm | < 100 mm |
| Discharge Particle Size Range | 1 – 8 mm (Adjustable) | 3 – 15 mm (Adjustable) |
| Production Capacity | 0.1 – 0.5 Tons / Hour | 0.3 – 1.5 Tons / Hour |
| Sample Division Ratio | 1/2 to 1/8 | 1/2 to 1/8 |
| Primary Crusher Motor Power | 1.5 kW | 3.0 kW |
| Divider Mechanism Motor Power | 0.12 kW | 0.12 kW |
| Total System Power | 1.62 kW | 3.12 kW |
| Operating Voltage | 380V (Three-Phase) | 380V (Three-Phase) |
| Crushing Mechanism | Curved Extrusion Jaw Motion | Curved Extrusion Jaw Motion |
| Division Mechanism | Reciprocating Horizontal Cutter | Reciprocating Horizontal Cutter |
| Enclosure Type | Fully Sealed Dust-Proof | Fully Sealed Dust-Proof |
Why Choose This Product
- Superior Engineering Integrity: Built with heavy-duty structural steel, precision-machined eccentric shafts, and high-mass flywheels to deliver reliable, vibration-dampened performance under heavy continuous industrial loads.
- Representative Sample Fidelity: Automated reciprocating horizontal division ensures consistent, unbiased sample splitting that eliminates manual sampling bias and complies with strict sample preparation protocols.
- Enhanced Operational Hygiene: Complete dust isolation keeps laboratory environments clean, minimizes operator exposure to fine dust, and prevents loss of volatile or light material components.
- Low Operational Maintenance: Abrasion-resistant component construction and straightforward mechanical adjustments minimize downtime and reduce long-term consumable replacement expenses.
- Custom Engineering Capabilities: Available with custom hopper geometries, specialized liner materials, and voltage adaptations to match specific regional electrical standards and process requirements.
Contact our application engineering team today to receive detailed technical specifications, request a formal price quote, or discuss custom sample preparation solutions tailored to your laboratory workflow.
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Product Datasheet
Small Laboratory Sealed Jaw Crusher and Sample Divider System for Ore Coal and Material Preparation
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