Built with a heavy-duty steel body and precision-engineered grinding chamber, the Laboratory Pulveriser Machine delivers high performance, long service life, and consistent output. It is ideal for crushing and pulverizing hard materials such as rocks, ores, and aggregates to a fine powder for further analysis.

Widely used in civil engineering, material testing laboratories, and construction quality control, this Aggregate Pulveriser ensures efficient sample preparation, easy operation, and minimal maintenance, making it a valuable addition to any testing setup.

Product Features:

• Heavy-duty, rigid construction ensuring accurate and consistent performance

• Two hollow cylinders mounted on a shaft at an angle of 30° with the axis of rotation

• Equipped with a revolution counter for automatic test stoppage

• Smooth and efficient operation with low noise and vibration

• Long-lasting, low-maintenance design suitable for frequent laboratory use

Technical Specifications:

• Number of Cylinders: 2 (hollow, mounted at 30°)

• Cylinder Diameter: 200 mm (approx.)

• Cylinder Length: 340 mm (approx.)

• Rotational Speed: 30 – 33 RPM

• Revolution Counter: 0 – 9999 (automatic stop)

• Power Supply: 440V, 50Hz, 3-phase AC

• Standards Compliance: IS: 2386 (Part IV), ASTM C131, BS 812

Applications:

• Determines abrasion resistance of aggregates used in road construction

• Quality control testing for bituminous mixes, concrete, and pavements

• Widely used in civil engineering laboratories and material testing centers

Product Features:

• Heavy-duty steel construction with durable finish

• Grinding path enclosed in a circular tray for precise testing

• Equipped with a counterbalanced arm and steel disc rotating at a standard speed

• Easy-to-operate design with accurate test results

• Low maintenance and long service life

Technical Specifications:

• Disc Diameter: 200 mm / 300 mm (depending on model)

• Disc Speed: 30 ± 1 RPM

• Load on Disc: 30 ± 1 N

• Abrasive Charge: Standard abrasive powder (supplied separately)

• Power Supply: 220V AC, 50 Hz, single phase

• Standards Compliance: IS: 1237, IS: 1706, BS and ASTM standards

Applications:

• Testing wear resistance of cement concrete flooring tiles

• Quality control in tile manufacturing industries

• Suitable for laboratories, research institutions, and construction material testing centers

Machine Components:
The machine comprises a hollow cylinder that is mounted on a robust frame on ball bearings. A detachable shelf that spreads throughout the inner length of the drum catches the abrasive charge without allowing it to fall on the cover. The drum is revolved at a speed of 30-33 RPM through an electric motor by a heavy duty reduction gear. Motor is apt for operation on 3 phase, 440 volts, and A.C. supply. The unit is offered with a tray for accumulation of the material with abrasive charge. It is also offered with 12 nos. hardened steel balls (Abrasive Charge) of 48mm dia.

Product Features:

• Heavy-duty construction for long-lasting performance

• High crushing capacity with consistent output size

• Adjustable jaw opening for different material sizes

• Easy operation and low maintenance design

• Mounted on a sturdy base for stability and safety

Technical Specifications:

• Feed Size: Up to 150 mm (varies with model)

• Output Size: 3 mm to 20 mm adjustable

• Jaw Plates: Hardened steel / manganese steel (replaceable)

• Operation: Hand-operated or motorized options available

• Power Supply: 220V/440V, 50Hz (as required)

• Capacity: 250 kg/hr to 1000 kg/hr (depending on model)

Applications:

• Crushing of minerals, ores, and aggregates in laboratories

• Preparation of samples for material testing

• Used in mining, cement, construction, and geology industries

• Ideal for size reduction of hard and brittle materials

Product Features:

• Sturdy metal frame with accurately cut slots for precise measurement

• Lightweight and easy to use in laboratory and field applications

• Durable construction with corrosion-resistant finish

• Provides quick and accurate determination of flakiness index

Technical Specifications:

• Gauge Slots: Standard slots corresponding to aggregate sizes from 6.3 mm to 63 mm

• Aggregate Size Range: 6.3 mm to 63 mm

• Material: Heavy-duty mild steel with powder-coated finish

• Standards Compliance: IS: 2386 (Part I), BS 812

Applications:

• Determines flakiness index of aggregates for quality control

• Widely used in pavement design, road construction, and concrete laboratories

• Ensures aggregate suitability for high-strength and durable structures

Product Features:

• Rigid metal frame with accurately machined slots for reliable measurement

• Designed for quick and easy determination of elongation index

• Sturdy, lightweight, and portable for laboratory or field use

• Corrosion-resistant finish for long service life

Technical Specifications:

• Gauge Slots: Six standard slots of different lengths, each corresponding to specific aggregate sizes

• Aggregate Size Range: 6.3 mm to 50 mm

• Construction: Heavy-duty mild steel with powder-coated finish

• Compliance: As per IS: 2386 (Part I) and BS 812 standards

Applications:

• Used to classify aggregates based on elongation index

• Essential in pavement design and concrete mix design laboratories

• Helps in quality control of construction materials

Product Features:

• Heavy-duty frame with rigid construction for long service life

• Equipped with a circular metal base, vertical guide, and a hammer of standard weight (13.75 ± 0.25 kg)

• Hammer drop height: 380 ± 5 mm, guided to fall freely onto the specimen

• Supplied with a cylindrical cup, measure, and tamping rod

• Simple to operate, suitable for laboratory and field testing

Technical Specifications:

• Hammer Weight: 13.75 ± 0.25 kg

• Drop Height: 380 ± 5 mm

• Cup Size: 102 mm diameter x 50 mm depth

• Measuring Cylinder: 75 mm diameter x 50 mm depth

• Stand Material: Cast iron, powder-coated finish for durability

The frame is supplied with:

• Water tank,
• Suspension hook
• Lever for lifting the water tank manually

• consists of m.S.Cylindrical container 150 mm ±0.5mm dia x 130mm to 140mm high with base plate 200 to 230 mm./SGR x 6mm thick.

• A plinger of 148mm ± 0.5mm dia x 100 to 115mm high.
• Supplied complete with tamping rod, 16mm dia x 600mm long, one end rounded.
• And 1 no. Metal measure 115 ± 0.5mm dia x 180 0.5mm high.