Concrete Technology Lab

Officer in charge: Dr. Muthulingam Subramaniyan


S. No.Name of InstrumentDescriptionPhoto
1Automatic Servo Hydraulic Compression Testing Machine
 ( 3000 Kn cap.)
Automatic Servo Hydraulic Compression Testing Machine contains all hydraulic elements such as the servo valve, the hydraulic pump, as well as a fine-flow oil filter. The hydraulic assembly consists of a high-pressure radial piston pump. A gear pump can additionally be installed. An electronic control unit (controller) is installed at the control console with all elements required for operator, open-loop, and closed-loop control functions. The display is in the following units: kN, Mpa, and lbs. (pounds). The provided software enables various tests with automatic test sequences.
2Automatic Servo Hydraulic Controled Flextural Testing Machine (200 Kn cap.)The Flexure Strength Testing Machines are designed to test flexural strength of concrete beams. The design provide maximum rigidity throughout their working range. The load is applied by the downward movement of the piston. A spacer is provided for testing different size of beams.
3Digital Compression Testing Machine (2000 kN cap.)The digital compression testing machine has been designed to meet the need for a simple, economic and reliable means to test concrete for its compressive strength The design expressive of simplicity, both of construction and operation, makes the machine easy to use and maintain.
4Rebound HammerRebound Hammer test is a Non-destructive testing method of concrete which provide a convenient and rapid indication of the compressive strength of the concrete
5Rebound Hammer DigitalRebound hammer test is done to find out the compressive strength of concrete by using rebound hammer. The rebound of an elastic mass depends on the hardness of the surface against which its mass strikes. 
6Ultrasonic Pulse VelocityAn ultrasonic pulse velocity (UPV) test is an in-situ, non destructive test to check the quality of concrete and natural rocks. In this test, the strength and quality of concrete or rock is assessed by measuring the velocity of an ultrasonic pulse passing through a concrete structure or natural rock formation.
7Core Drilling Machine It suitable to Drill cores of Concrete, Rocks, Stones, Tiles or the similar material. The machine is suitable for care samples of size upto 100mm diameter with the help of thin walled Diamond Bits
8Curing Tank (For accelerated curing)Accelerated Curing Tank or Concrete Curing Tank is used for the curing of concrete samples for at least 8 hours. 
9Compressometer (Longitudinal )Longitudinal Compressometer is used for determining strain and deformation characteristics of standard concrete cylinders of 150mm diameter x 300mm length.
10Permeability Apparatus with Air CompressorThe pressure chamber is fitted with a pressure regulator which helps in regulating the pressure from 0-15kg/cm sq. Gauge is for indicating the pressure in the cell. A foot pump and a pressure tube is supplied to develop pressure in the chamber. The apparatus is supplied with a measuring cylinder 500cc to measure percolated quantity to water.
11Cement Auto ClaveThe Laboratory Cement Autoclave is suitable for conducting accelerated soundness tests on Cement or the Autoclave expansion test. The equipment consists of a Stainless Steel Pressure Vessel with insulated outer shell, fabricated out of high quality Stainless Steel Sheet.
12Hydraulic Jacks Cap. 3000 kN , with Pressure gaugeHydraulic Jacks is  specially designed for use in inverted position i.e. for loading from top to bottom. A base plate with holes is provided in the jack to fix it with a loading frame of appropriate capacity. A retracting spring is incorporated in the jack and rams assembly which pulls the ram back into the jack cylinder after the release of the load.
13Tilting Concrete Mixer Capacity: 375 LiterThe Tilting mixer has a conical-shaped drum that has vanes inside it. The tilting type mixtures are generally used for mixing the concrete.
14Weighing Balance Digital ( Capacity 100 kg, least count 10 gm)It is used to measure the accurate weight of the cement, aggregate, sand and other materials used in concrete. it can measure up to 100 kg with a least count of 10gms
15Weighing Balance Digital (Capacity 20 kg, least count  0.1 gm)It is used to measure the accurate weight of the cement, aggregate, sand and other materials used in concrete. it can measure up to 20kg with a least count of 0.1gm
16Weighing Balance Digital (Capacity 200 gm,)   least count 0.001 gm)It is used to measure the different chemicals used for cement test .It can measure upto a maximum weight of 200 gm and least count of 0.001gms
17Immersion Type Vibrator (Niddle)Immersion vibrators are most commonly used for compaction of plain as well as reinforced concrete. 
18Impact Test ApparatusThe Aggregate Impact Test Apparatus Value (AIV) Apparatus is used to determine the aggregate impact value which provides a relative measure of the resistance of an aggregate to sudden shock or impact. The counter fitted to the machine automatically records the number of blows delivered to the sample.
19Loss Angles MachineThe Los Angeles Machine comprises a heavy steel cylinder, rotated about its horizontal axis. The cylinder incorporates a removable internal shelf, as specified in the ASTM and EN test methods.
20Mortar Vibrator Machine With Digital timerVibrating Machine
Also called mould vibrator or mortar cube vibrator Concrete moulds are easily cast by using a tamping bar or a vibrating table. However air trapped in cement mortar paste cannot be thus removed while casting cement mortar moulds
21Mixing Apparatus for MortarA mortar mixing apparatus for simplifying mortar mixing that can be used with a conventional wheelbarrow comprises a rigid planar safety shield having a top side and a bottom side. A mixer motor is connected to the safety shield top side. A mixing blade is rotatably connected to the safety shield bottom side. The mixing blade is drivingly connected to the mixer motor.
22Le-Chatelier Water BathThe Le Chatelier water bath allows a controlled boiling of cement samples using Le Chatelier moulds (needles). The soundness test is used to determine the possible risk of delayed expansion of cement due to hydration.
23Vibrating TableThe vibrating table machine is used to form concrete specimens in lab, it’s comprised of base support, vibrator, four springs, the table and base are made of steel plate and structural steel, the vibration table is driven by motor through a couple of eccentric gear, they are installed in the centre of the riverside of the table. It’s kind of very common concrete testing instrument.
24Compaction Factor ApparatusThe Compacting Factor Apparatus is used to determine the compaction factor of concrete with low, medium and high workability. Comprising two conical hoppers having a hinged trap door attached to the lower end of each hopper, allowing the concrete sample to flow freely into the cylindrical mould.
25Flow Table (MotorizedThe flow test is performed to measure the workability of concrete. In this test the workability of concrete is measured by examining the flowing property or fluidity of concrete. The flow test is used to measure the workability of high or very high workable concrete, which eventually collapses a slump. 
26Standard Cone ApparatusStandard Cone Apparatus used for the determination of consistency of masonry mortar. 
27Blain’s Air Permeability ApparatusBlaine Air Permeability Apparatus is used for determining the fineness of Portland Cement measures the specific surface area of fine materials in square centimetres per gram of test sample. By using this apparatus, a quantity of air is drawn through a bed of definite porosity.
28Hot Air OvenLaboratory Ovens have been designed for drying asphalt, soil, rock, concrete, aggregate or similar materials. 50, 120, 250, 500 and 750 litter capacity models are available. Temperature range is from ambient to 300°C. The interior is manufactured from stainless steel and the exterior is robustly constructed from sheet steel finished in powder coated paint.
29Sieve Analysis Apparatus ( 450& 200 mm )Sieve shakers are used for separation and size determination of particles. A typical sieve shaker separates particles by passing them through a series of chambers with mesh filters and agitating the sample in order to obtain complete separation.
30Thickness Gauge ApparatusThickness gauges provide highly accurate and reliable measurements for most substrates and coatings. These instruments are available with probes for non-destructible measurements
31Length Gauge ApparatusConsists of a hard wood base with vertically mounted metal studs as specified in the IS 2386 (Part-I)
32Crushing Mould ApparatusThis crushing index test apparatus is used to test the fine aggregate crushing resistance so as to evaluate the aggregate road construction applicability.
33Buoyancy Balance ApparatusThe Buoyancy Balance consists of a rigid support Frame, incorporating a Water Tank,mounted on a platform. Amechanical lifting device is used to raise the Water Tank thru the Frame height immersing the specimen suspended below the balance.The Balance supplied may also be used as a standard weighing system in the laborator
34Bulk Density ApparatusBulk Density Apparatus is a microprocessor-based instrument designed to study the packing down of powder beds of different pharmaceutical and chemical powders and gives accurate and repeatability of the result.
35Tube type Cement SamplerIt is a cylindrical pipe with a handle which is used to take cement samples.
36Vicat ApparatusVicat apparatus is a penetration device used in testing of hydraulic cements and similar materials to determine their normal or standard consistency. It is also used to determine the initial setting time and final setting time of hydraulic cements and similar materials.
37Slump Test apparatusSlump test is a laboratory or site experiment civil engineers perform to assess the workability of the concrete. 
38Wheel Borrow
(Flat surface)
& Hand Pallet Truck
It is used to uplift heavy beams and columns after remoulding and other concrete materials .  
40Wheel Borrow (Deep)It is used to transport the waste material from laboratory to dumping yard.
41A 10 basic-Grinding mill (Small)Basic grinding mill used for grinding of hard, brittle, concrete materials which will be used for the chemical analysis.  
42Turbidity MeterTurbidity meter is also called turbidimeter, is a tool used to measure the level of turbidity of analyzed water or solutions. A Turbidity meter is a tool that has optical properties due to the dispersion of light, which can be expressed as a ratio of light reflected to the incident light.
43Water Bath cap. 6 holesA water bath is laboratory equipment made from a container filled with heated water. It is used to incubate samples in water at a constant temperature over a long period of time.
44Magnetic Stirrer with HeaterIn synthetic chemistry, a combined magnetic stirrer/heater, equipped with a built-in temperature control mechanism and temperature probe, is commonly used with a heating bath
45Digital Balance Cap: 2kg, Accuracy : 0.01gmIt is used to measure weight with an accuracy of 0.01gm to 2 kg
46Digital Balance  Cap:300 gm Accuracy : 0.001gmThis is ahigh precision balance which is used  to measure weight with an accuracy of 0.001gm to 300gms.
47Thermometer DigitalIt is used to monitor room temperature in chemical analysis laboratory
48Grinder heavy duty (mixer)It is used to grind the cement or mortar dry samples to test them for chemical analysis.
49Flame PhotometerA flame photometer is a scientific instrument which is based on flame testing. And it is also used for the chemical analysis of Cement & Concrete materials .
50Muffle Furnace (Laboratory)muffle furnace, also known as a retort furnace, is a piece of oven-type equipment that can reach high temperatures. It usually works by putting a high-temperature heating coil in an insulating material. The insulating material effectively acts as a muffle, preventing heat from escaping.
51Distil Water AppratusThe distillation apparatus, commonly called a ‘still’, consists of a vessel for plant material and water, a condenser to cool and condense the vapour produced and a method of collection, or ‘receiver’. Material from the appropriate part of the plant for extraction is immersed in water in the distillation vessel
52Vacuum pumpIt is a pump used for creating a vacuum for desiccators
53PH  Meter DigitalIt is used to determining the PH value of concrete
54Conductivity meterA conductivity meter works by emitting an electric charge through a probe that is placed in a solution. Any increase or decrease in dissolving ions results in an increase or decrease in the electrical charge of the solution, which the meter reads
55SpectrophotometerSingle Beam UV Visible Spectrophotometer offered comes with wavelength accuracy of ±0.5 nm, wavelength repeatability of +0.1nm and automatic wavelength setting support. Further, the system also comes with photometric accuracy of ±0.1 %T, photometric repeatability of +0.3 %T 
56Auto Titrator for  Cement AnalysisThe Auto Titrator performs this analysis using a motor driven dispenser, stirred reaction vessel and electrodes which sense the completion of the reaction by measuring the potential difference
57Calorimeter for Cement AnalysisThe Calorimeter is used for determining the heat of hydration of low heat Portland and hydraulic cement. The apparatus consists of a Dewar flask housed in an insulated box, an electric stirrer, a filler funnel and a high resolution battery operated electronic thermometer.
58Accelerated corrosion setupAccelerated corrosion test has been widely used among researchers to induce corrosion of steel embedded in concrete in a relatively short period. This test employs an electrical current along with chloride solution to accelerate the process of corrosion initiation
59Rapid Chloride Penetration  TestRCPT is used to measure the electrical conductance of concrete samples to provide a rapid indication of their resistance to chloride ion penetration.
60Rapid Chloride Migration TestThe Rapid Chloride Migration test (RCM), also known as CTH or RMT, proposed initially by Tang and standardized in [2, 3], is currently often used to investigate the durability of concrete. The RCM is an electrically-accelerated test method which yields the rapid chloride migration coefficient.
61Corrosion Analysis SystemCorrosion Analysis System used for evaluate the corrosion  rate of the steel/concrete system
62Elevated Temperature Test Setup for RC specimensElevated Temperature Test Setup used for RC specimens  for high-temperature tests on concrete specimens.
63Accelerated Carbonation Chamber (Purchase under process)The accelerated carbonation chamber is perfect for determining the life of concretes / building materials under a constant temperature, CO2 concentration, and humidity.
64Microscopic Analysis SetupMetallurgical Microscope illuminate objects from above, either with an external light source or with the light travels through the magnification objectives using beam splitters. This lighting technique illuminates the entire object without creating distraction or unnecessary reflections.
65Closed chamber concrete curing and monitoring setup (Purchase under process)Closed chamber concrete curing and monitoring setup  used For steam curing, the concrete elements are stored in a chamber. The chamber should be large enough to hold a day’s production. The door is closed, and steam is applied, either continuously or intermittently.
66Hydraulic jack and load cell (Purchase under process)Hydraulic Jacks is  specially designed for use in inverted position i.e. for loading from top to bottom. A base plate with holes is provided in the jack to fix it with a loading frame of appropriate capacity. A retracting spring is incorporated in the jack and rams assembly which pulls the ram back into the jack cylinder after the release of the load.
67Rebar Bending Machine (Purchase under process)TMT bending machine, also known as, Bar Bending Machine are boisterously designed for lifelong operation making them uncomplicated to use and extremely user friendly. Our Bar Bending Machines are sternly designed to reduce the role of manpower as well as maintain low cost of production for our clients.
68Profile Grinder (Purchase under process)Profile Grinder The Profile Grinder allows to obtain concrete powder samples at small depth increments for accurate determination of chloride ion profiles or performing of other chemical analysis.
69Hydraulic Actuator (Purchase under process)A hydraulic controlling and actuating system has a hydraulic source having a high-pressure side and a low-pressure side and a hydraulic actuator connected to a controlled element and having one compartment pressurizable for moving the element into one of its end positions and another compartment pressurizable for moving the element into the other of its end positions
70Workshop CraneWorkshop overhead crane is designed for efficient and safe lifting of goods and heavy concrete specimens.