Scientific & Technological Equipment Corporation

For the determination of resistance of aggregate to wear by abrasion. Two hollow cylinders, closed at one end and provided with tightly fitting covers at the other end. The inside diameter of the cylinder 20 cms and 34 cms depth. The cylinders are mounted on a shaft at an angle of 30° with the axis of rotation. The shaft rotates at 30-33 rpm through a reduction gear, coupled to a motor. Suitable for operation on 440 volts, three phase, 50 cycles, AC supply. Supplied complete with a counter and push button starter. With 12 nos cast iron spheres or steel spheres (steel balls) hardened, approx. 48 mm in diameter, each weighing 380-445 gm.

The machine is used for testing crushed slag, crushed and uncrushed gravel for resistance to abrasion. The aim of the test is to find the percentage wear due to the relative rubbing action between the aggregates and steel balls as abrasive charge. The oven-dried arrangements are weighted and rotated along with abrasive charge in the machine for the 500 or 1000 revolutions and percentage of wear so found out its reported as Los angeles abrasion value.

General Description & Specification:
Consists of a hollow steel cylinder, closed at both ends, having an inside diameter of 700mm and inside length of 500mm. The cylinder mounted on a sturdy frame on ball bearings. The opening is closed dust tight with a removable bolted cover in place. A detachable shelf which extends through the drum catches the abrasive charge and does not allow it to fall on the cover. The drum is rotated at a speed of 30-33 RPM by an electric motor through a heavy duty reduction gear. Fitted with revolution counter and push button starter. Supplied complete with a tray for collection of the material. Abrasive charge consists of set of 12 Nos. cast iron spheres or steel spheres (hardened steel balls) approximately 48mm diameter each weigh between 390-445 gram. Complete as above.

Optional Accessories:
The following accessories are not part of the standard supply and are supplied at an extra cost.

• Laboratory Oven.
• Test Sieve 1.7mm
• Electronic Balance of 15 kg x 1 gm
• Spare Abrasive charge.

This Shaker reproduces both circular and tapping motion, Produces Circular (280-320 RPM approx) and tapping (140-160 RPM approx) motion with a uniform mechanical action which ensures accurate and dependable test results. This shaker is heavy in construction and no special foundation is required. The running parts operate in oil. A 1/4 H.P. electric motor runs the machine, the machine can accommodate six test sieves set of Lid-pan but is supplied without sieves.

Optional Accessories:

• DIGITAL Time switch 0-99 minutes for above
• MECHANICAL Time switch 0-60 minutes for above

Our vast range of products encompasses   Cement Testing Equipments, Pulverizer & Jaw Crushers, Road Testing Equipments, Bitumen Testing Equipments, Concrete Testing Equipments, Soil Testing Equipments, Testing Sieves, Compression Testing Machine, Mineral Testers etc. 

Consists of a rigid support frame, incorporating a water tank mounted on a platform. A mechanical lifting device is used to raise the water tank through the frame height immersing the specimen suspended below the balance. The balance supplied may also be used as a standard weighing device, thus providing a versatile and comprehensive weighing system in the laboratory

Features:

• Long service life
• High efficiency
• Optimum durability

Laboratory Jaw Crusher is designed to speed up the crushing of aggregate, ores, minerals, coal, coke, chemicals and other similar materials. Its compact and of rugged construction is advantageous for general laboratory or small pilot plant operations. Introduction Two jaws of manganese steel are provided in the jaw crusher. The moveable jaw produces two blows for every revolution, thus reducing over sizing to a minimum. A combination of forward and downward and strokes with a rocking action exerts pressure on the coarse material to pass through the jaws. A hopper is provided at the top for feeding materials. The smooth jaws ensure a uniform product and easy cleaning is possible.

General Description & Specification:

• Max Size of feed : 50mm (approximately) Product discharge
• Size of feed : 6mm to 18mm (adjustable)
• Capacity : 80kG/hr (approximately - based on material)
• Operation On : 440 volt, 3 Phase, 50hz, A.C. supply with 3H.P.
• Electric motor : motor, a starter ' v ' belt pulley drive and mounting

Sed for rapid collection of the true representative sample from aggregate, sand and filters.

Consists of a metal box fitted with a series of chutes of equal width which discharge the material alternatively in opposite directions into separate pans. The chutes of the riffle are steep enough to allow rapid flowing of the material. Each riffle sample divider supplied with two pans and one scoop.

We are a well acclaimed enterprise, engaged in the manufacture and delivery of a vast collection of Material Testing Equipments. Our wide range of products is precision engineered to bestow high end quality.

The aggregate impact value of coarse aggregate provides a relative measure of the resistance of an aggregate to sudden shock or impact. The oven dried and accurately weighed aggregates are subjected to a total of 15 blows of specified weight and fall and percentage of fines formed in terms of the total weight of the sample is expressed as the aggregate impact value.

General Description & Specification:
Consists of base weighing between 20-30 kg with a lower surface of not less than 30cm and support columns to form a rigid frame work around the quick release trigger mechanism to ensure an effective free fall of the hammer during test. The free fall can be adjusted through 380 5.0mm. The hammer is provided with a locking arrangement. A metal tup (hammer) weighing 13.5 to 14.0 kg, the lower end of in cylinderical shape, 100mm in diameter and 5cm long with a 2mm chamfer at the lower edge and case hardened. Complete with a cylindrical cup, 102mm dia x 50mm depth, one measure 75mm dia x 50mm deep and a tamping rod of circular cross section 10mm in diameter and 230mm long, rounded at one end.

Optional Accessories:
The following accessories are not part of the standard supply and are supplied at an extra cost.

• Test Sieve 10mm, 12.5mm and 2.36mm opening.
• Laboratory Oven.
• Automatic Blow Counter.
• Electronic Balance 500gm x 100 mg / Two Pan Balance

Owing to a long-term destination for our business, we are engaged in offering a wide gamut of Elongation Gauge. Available in variegated sizes and specifications for our esteemed clients, offered gauge is used to determine the elongation index of the aggregate. The provided gauge is manufactured under the guidance of our skilled professionals using top notch quality components and innovative technology in line with industry norms.

Features:

• Easy installation
• Longer working life
• Dimensionally accurate

Used to determine the flakiness index of the aggregate. The aggregate particles are to be considered flaky, if their thickness is less than 0.6 of their nominal size. It consists of a frame with sliding panel with accurate slots of different standard width and length, the complete assembly is chrome plated or powder coated.

Our organization has successfully expanded its business in market owing to the offered elevated quality array of Sand Absorption Cone And Tamper. Widely praised for its features like long service life and corrosion resistance, offered cone and tamper is designed using the best quality steel protected against steel and modern technology by our experienced professionals. Available in different dimensions and specification, this cone and tamper can be used for determining the slump of fine aggregate.


Features:

• Durability
• Light weight
• High tensile strength

Used for specific gravity and water absorption test of aggregate. The basket is used in conjunction with a suitable electronic balance, a specially designed robust frame to support the electronic balance and water tight container. The Density basket is of 20cm dia x 20cm high fitted with galvanized wire mesh of 6.3mm with handle for suspending it from the balance.

General Description & Specification:
The following accessories are not part of the standard supply and are supplied at an extra cost.

• Electronic Balance capacity 5 kg x 0.5gm / 5 kg x 0.1 gm with under bench weighing facility.
• Laboratory Oven.
• Water tight container.
• A specially designed frame with moving platform to carry the water container allowing the test specimens to be weighed in both air and water.

In order to cater the variegated demands of our precious clients, we are offering an excellent quality range of This product 

General Specifications:

• Consists of Case hardened Mild steel cylindrical container of 150 mm dia 0.5mm x 130 mm to 140mm high with base plate 200 to 230mm square x 6mm thick
• A plunger of 148mm 0.5mm dia x 100 to 115mm high. All parts directly coming in to contact with the specimen during the test are made of mild steel duly case hardened. Supplied complete with tamping rod, 16mm dia x 600mm long, one end rounded.

Optional Accessories:

• The following accessories are not part of the standard supply and are supplied at an extra cost.
• Cylindrical Metal measure 11.5cm dia x 18cm height with handle.
• Electronic Balance 3 kg. X 1 gm
• Compression Testing Machine Capacity : 500 kN
• Test Sieve 2.36 mm, 10mm, 12.5mm and 14m

This test covers determination of the density of freshly mixed concrete and gives formulas for calculating the yield, cement content, and air content of the concrete. Yield is defined as the volume of concrete produced from a mixture of known quantities of the component materials.

Bulk density is determined by filling a container of known volume and mass of concrete required to fill the container divided by the volume .

General Description & Specification:
Made from thick walled Mild steel or cast aluminum. Stout and rigid to retain form and Precision machined for true measurements. Complete with handles for easy carriage.

With firm commitment to quality, we are presenting for our clients a vast range of Hand Operated Sieve Shaker.

Manufactured by our adept professionals using optimum quality components and sophisticated technology, offered shaker is widely used for saving a considerable amount of time and labor, besides giving perfect sieving. The offered shaker is rigorously tested on varied parameters by our quality examiners, used for ores, refractory materials, minerals, aggregates and pigments.

Features:

• Excellent finish
• Durable standard
• Corrosion resistance

We are a well acclaimed enterprise, engaged in the manufacture and delivery of a vast collection of Material Testing Equipments. Our wide range of products is precision engineered to bestow high end quality.

We are a well acclaimed enterprise, engaged in the manufacture and delivery of a vast collection of Material Testing Equipments. Our wide range of products is precision engineered to bestow high end quality.