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National Scientific & Testing Co.
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Polishing Products


  • Polishing Alumina Powder
    Alumina Powder are useful in lapping to achieve good mirror finish on Iron and Steel materials. Packaging Size : 500gms Grade : 1 or A (Micron size 0.014). Color : white Material : Lavigated Alumina Paste Pack Size : 500 Gram Application : Final Specimen Polishing Packaging Type :

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    Polishing Alumina Powder

  • Polishing Cloth
    Product Description : Polishing is the most important step in preparing a specimen for micro structural analysis. Polishing cloths are used along with an abrasive to remove layers of surface deformation and expose the material structure for analysis. Use this cloth with diamond pastes or alumina

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    Polishing Cloth

  • Polishing Fluid Spray
    Product Description : Polishing Fluid is useful in lapping to achieve good mirror finish on Iron and Steel materials. Packaging Size: 300 ml Specially formulated lubricant spray enables uniform dispersion of the compound Low volatility to minimize dry lapping Aerosol spray ensures minimum

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    Polishing Fluid Spray

  • Polishing Machine

    Variable Speed : 1100 to 1400 R.P.M.

    R.P.M. Controller : Dimmer

    Motor : ¼ Hp AC Motor Double

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    Polishing Machine

  • Polishing Paper
    Product Description : This polishing paper is used for smoothing surfaces. 9" x 11" full size Flexible A-weight paper backing Super precision polishing, Anti-Curl Design, Made in Japan Exceptionally high-quality waterproof paper with high sanding performance Ideal for sanding metals, woods,

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    Polishing Paper


Metallurgical Microscope



Hardness Test Blocks


  • Brinell Hardness Test Blocks

    Product Description :

    • Hardness test block is measured to ensure the highest levels of accuracy.
    • Verified in accordance with ASTM-E10
    • Calibrated by NABL accredited laboratory
    • Hardness test blocks are polish mirror-like finish

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    Brinell Hardness Test Blocks

  • Rockwell Hardness Test Blocks

    Product Description :

    • Hardness test block is measured to ensure the highest levels of accuracy.
    • Verified in accordance with ASTM-E18
    • Calibrated by NABL accredited laboratory
    • Hardness test blocks are polish mirror-like finish

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    Rockwell Hardness Test Blocks

  • Vickers Hardness Test Blocks

    Product Description :

    • Hardness test block is measured to ensure the highest levels of accuracy.
    • Verified in accordance with ASTM E-92
    • Calibrated by NABL accredited laboratory
    • Hardness test blocks are polish mirror-like finish

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    Vickers Hardness Test Blocks


Hardness Testing Machine


  • Brinell Hardness Testing Machine

    Brinell Hardness Testing Machine

  • Poldi Hardness Tester
    The Poldi Hardness Tester is suitable for measuring the Brinell Hardness of Steel, Cast iron, Brass Aluminum, Copper etc.   PRINCIPLE: Load is applied by a hammer blow on the specimen and a standard test bar in linear direction through a hardened steel ball of 10 mm dia. The impact load on

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    Poldi Hardness Tester

  • Rockwell Hardness Tester

    Model : MRS

    Initial Loads (kgf) : 60,100 &150

    Initial Loads (kgf) : 10

    Max. Test Height(mm) : 215

    Depth of Throat(mm) : 132

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    Rockwell Hardness Tester


Other Products


  • Hot Air Oven
    Product Description : Hot air ovens are sturdy double walled units Inner chamber : S.S. Outer wall : Mild Steel with Powder coating The gap between the walls fitted with glass wool insulation to avoid heat loss. Heating elements are made of high-grade Nichrome wire. Equipped with thermostat to

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    Hot Air Oven

  • Viscosity Bath

    Material : Stainless Steel

    Power (W) : 1.0-1.5

    Control Accuracy : 0.1 degree C

    Temperature (Deg. Celsius) : +/- 0.5 degree C

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    Viscosity Bath

  • Hot Water Bath
    Product Description : Construction : Double walled Inner and Outer : Made of 304 grade stainless steel With chamber drain nozzle at bottom. Temperature Control : Microprocessor Based PID Controller Insulation : Gap between inner and outer chamber is filled with glass wool insulation. Temperature

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    Hot Water Bath

  • Humidity Chamber

    Material : Inner Chamber made of S.S., Outer M.S. with Powder coating

    Temperature : 60 degree C

    Working on : 230 V 50 Hz AC

    Size (HXWXD) : 845 x 500 x 400 mm, 870 x 570 x 560 mm, 900 x 600 x 600 mm

    Volume : 170 Ltr. , 277 Ltr. , 324 Ltr.

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    Humidity Chamber

  • Laboratory Glassware

    Design Type : As per product

    Color : Transparent

    Size/Dimension : Standard

    Capacity : As per required

    Application : Chemical Laboratory, Industrial

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    Laboratory Glassware

  • Portable Hardness Tester
    Product Description : Hardness Scales : HL, HRC, HRB, HV, HB, HS Accuracy, +/- 0.5% Repeatability Accuracy, ±4 HLD, ±6HRC, ±1HB, Standard Impact Device, impact device of Type D Upper I Lower Limits Setting, (170-960) HLD Optional Impact Device, 0/ C /DC I 0+15 /DUG PC Interface, USB 2.0 Screen

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    Portable Hardness Tester

  • Cold Setting Compound
    Product Description : Take a PVC / metal die measuring 1½ " x 32 mm and flat surface table/sheet measuring 150 x 150mm Apply grease to the ID of the tube and to the surface table sheet Mix the solution A and powder B proportionately Before it dries, place the specimen on the surface and center

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    Cold Setting Compound

  • Centrifuge Machine
    This round Centrifuge machine is widely used in pathological laboratories & hospitals for routine centrifuge test. These are fitted with resiliently mounted motor for vibration free performance & having built-in 5 steps speed regulator. Maximum Speed: 3500 RPM Maximum RCF : 1600g Capacity: 4 x15

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    Centrifuge Machine

  • Brinell Microscope
    Product Description : Magnification 20x Reticle scale length 7.00 mm. Least Count 0.01mm. Field of View 6.00 mm. Highest Quality Optics Easy-To-Read Reticule Metallic body LED Light Easy To

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    Brinell Microscope

  • Profile Projector
    Product Description : Compact, Light Weight, Table Top with easy operations. 250mm diameter screen with 90° cross line and chart holders. Screen Graduated to 360° with vernier reading 6 minutes. Projection Light Source with 24v / 150w Halogen Lamp. Double Oblige LED Light Source for Surface

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    Profile Projector

  • Laboratory Hot Plate

    Standard Sizes (Length X Width) : 12”x10”, 16”x10”, 18”x12”, 24”x18”

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    Laboratory Hot Plate

  • Illuminated Magnifier
    Ideal for various industrial inspection applications. These are designed for precision and comfort at the same time these are Ergonomic, Energy efficient and Economical. Lens : Dia 150 mm made from fine optical glass Effective Lens Dia.: 135mm Magnification : 3.5X Body Material : Aluminum Body

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    Illuminated Magnifier

  • Bakelite Powder

    Used to prepare mold of metallurgical samples to be checked metallographic properties.

    • Usage/Application : Laboratory
    • Color : Black/White
    • Material : Powder
    • Grade Standard : Reagent Grade

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    Bakelite Powder

  • Abrasive Cutoff Machine
    Metallographic Specimen Cutting machine can be used to cut various metal or non-metal specimens (select different cutting disc according to different materials) so as to observe the metallographic and llithofacis structure. The machine features high performance, low noise & high finish of specimen

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    Abrasive Cutoff Machine

  • Hand Refractometer

    Model : RHB-32 (Make- ERMA, Japan)

    Range : 0-32%

    Min. Div. : 0.2%

    Accuracy : +0.20%

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    Hand Refractometer

  • Diamond Lapping Paste
    Product Description : Diamond Lapping Paste are useful in lapping to achieve good mirror finish. Usage : Commercial, Laboratory, Domestic, Industrial Material : Diamond Paste Packaging Size : 5 Gram In One Syringe Reliable

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    Diamond Lapping Paste

  • Shore Durometer Tester
    Shore A hardness tester is used for testing the hardness of rubber, printer roller, vulcanized rubber, elastomeric, thermoplastic, plastic fleur,fibers,resins etc. Hardness Type : Shore A Basic Model Range : 0-100 HA Recommended Testing Range : 10-90 HA Accuracy : ± 1 HA Indenters are made of

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    Shore Durometer Tester

  • Stereo Zoom Microscope

    Color : Black

    Feature : Durable, Easy To Use, Power Angle View

    Driven Type : Electricity

    Focus : 2-4mmRevolution

    Magnification Changer : Positive Precision Click Stops

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    Stereo Zoom Microscope

  • Digital Thermo Hygrometer
    Digital Thermometer Monitors indoor/ outdoor temperature (℉/℃) & humidity   FEATURES : Temperature Range : -10Deg.C to +50Deg.C; Humidity Range : 10% to 99%RH Resolution for temperature : 0.1deg.c; Resolution for humidity : 1%rh Accuracy for Temperature : +/-1Deg.C; Accuracy Humidity :

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    Digital Thermo Hygrometer

  • Metallographic Specimen Mounting Press
    Metallographic specimen mounting press is suitable for the thermo hardening pressing the small metallographic specimen which is not idiomorphic or hard to take. After Forming, it will be very easy to process the grinding, polishing of the specimen and it is also convenient to process measuring of

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    Metallographic Specimen Mounting Press

  • Muffle Furnace

    Max. Temperature : Up to 1100°C

    Working Temperature : Up to 1050°C

    Temperature Accuracy : +/- 6°C As per Std

    Temperature Controller : PID controller

    External Chamber Construction : MS / Powder Coating

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    Muffle Furnace



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