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Smart Materials
 
Application
Increases fire retardant characteristics after coating on any solid surface  
 
Specification
  • Polymer based Paint  
Salient Features
  • Good adhesion and compatible with cable sheath
  • Weather resistance
  • Excellent fire resistance
  • Fast curing at ambient
  • Long shelf life
  • Economical
  • Excellent Oxygen Index
    Cost:  Approx. Rs.150/- per kg  Patent Filed: No. 1783/ DEL / 97 (Granted)
Application
Excellent pollution resistant hydrophobic coating for outdoor insulators 
 
Specification
  • Colour                                 : White
  • Consistency                        : Easily pourable
  •  Viscosity                             : 4200 centipoise
  • Tensile strength                  : 10 kg/cm2
  •  Elongation at break            : 245 %
  •  Dielectric strength in air      : 18 kV/mm
  • Volume Resistivity, W - cm  : 6.5 X 1015   
  • Dielectric constant  @1kHz : 6.0
  • Dissipation factor  @1kHz  : 0.001
  • Shore hardness, A              : 48
Salient Features
  • Room temperature curing
  • Excellent hydrophobicity
  • Good adhesion to solid surface
  • Can be applied by brush or spray
  • Good electrical and mechanical properties
  • Synthesized from indigenously available raw materials
    Cost: Approx. Rs.2000/- per kg
Application
Cable jointing and termination, bus bar insulation, sleeving etc. 
 
Specification
  • Tensile strength               : 12 MPa
  •  Elongation at break          : >350 %
  • Dielectric strength in air    : >25 kV/mm
  • Volume resistivity              : > 1015 W cm
  • Dielectric constant             :  2.3
  • Water absorption              :<0.1%
  • Heat resistance                : 200 % (Elongation after 168 h ageing at 158°C)
Salient Features
  • Meets the requirements of ASTM D 3149-85
  • Raw Materials are easily available indigenously
  •  Economical
    Cost:  Depends on dimensions of heat shrinkable tube and scale of production
Application
On rusted structural parts  
 
Specification
  •  Suggested coating thickness —30 μm  
Salient Features
  • No need of any surface treatment like sand blasting before application
  •  Time saving
  • Comparatively economical compared to similar paints
  • Manpower saving
  • Ease of manufacture
  • Ready availability of raw materials
  • Room temperature curing. 
    Cost: Approximately Rs 250/- per liter
Application
Any metallic surface which needs better corrosive and wear resistance 
 
Specification
  • Up to 10 mm coating thickness feasible 
Salient Features
  • Excellent uniformity
  • Good wear resistant (due to increase in hardness)
  • Excellent corrosion resistance
  • No need of external power supply
  • No anode is required
  • Simplicity of process
  • Alloy coating of Ni-P and Ni-B
  • Adjustable magnetic and electrical Resistivity
  • Good wetting characteristics
  •  Low Hydrogen absorption
    Cost :  Approximately Rs. 3.00 per Sq. inch. (10 micron thickness)
Application
Potential substitute for expensive Polycarbonate and suitable for electrical wiring accessories like Domestic switches, plug and sockets. 
 
Specification
  • Tracking resistance at 250 V - Withstood 50 drops
  • Water absorption at ambient temperature for 24 hrs   - 0.7%
  • Glow wire test at 850 for 30 sec - Specimens extinguished within 5 sec after removal of flame
  • Ball pressure test at 125 °C - Depth of indentation is less than 2 mm
  • Mechanical strength 10 blows of suitable impact tester- No cracks observed 
Salient Features
  • Meets all desired properties as per relevant specification
  • All raw materials and ingredients are easily available in local market
  • Easy processing
  • Can be made of any colour
    Cost:  Rs.  110/- per kg. However, it can be reduced further upon bulk production.
Application
As an encapsulant for dry type LT capacitor 
 
Specification
  • Curing time               : 24 h at ambient temperature
  •  Hardness, Shore A   :  10 – 30
  • Volume Resistivity    : > 1012 ohm. cm
  • Tensile strength        : 5 kg / cm2
  • Elongation                : 60 %
  • Thermal conductivity : 0.25 W/m.K
Salient Features
  • Easy to use
  • Room temperature curing
  • Easy availability of raw materials
  • Does not affect the properties of capacitor
  • Can be used for encapsulation of other electrical items with a little or no modification
    Cost: Rs. 90/- per kg
Application
The compound coating can be applied on any solid substrate and deters birds from sitting on that surface 
 
Specification
  • Colour                                 : Pale Yellow
  • Consistency                        : Grease (Gel) like
  • Odour                                 : Similar to vegetable oil
  • Weathering stability           : Slight colour change after 60 days of accelerated ageing test as per ASTM G 53
  • Melting point                        : 70 ºC
  • Cone penetration at 27ºC      : 15 mm
  • Coverage (@ 5mm thickness): 5 kg / m2
Salient Features
  • Low cost, easily and locally available raw materials
  • Easily applicable by brush and no adverse effect on human skin
  •  Non toxic and eco friendly coating
  • Coating does not cause any harm to birds
    Cost:  Rs. 300/- per kg (approx.)
Application
Deployed as impact crushing elements in ring granulators for secondary coal crushing applications. 
 
Specification
  • Micro alloyed steel based hammer rings for ring granulators
  •  Unnotched Charpy impact strength: 70 Joules / cm2
  • Tensile strength of heat treated material: > 900 MPa
  • The room temperature microstructure comprises of acicular ferrite and a distribution of matrix and grain boundary primary & secondary carbides 
Salient Features
  • One set of hammer rings can crush about 2.3 lakh metric tonnes  of coal
  • The hammer rings are ferromagnetic
  • The rings are fabricated using a proprietary sand casting process
  • Good wear resistance in dry and wet coal grinding condition
    Cost: Approx Rs. 1500/- per ring 
    Award
    :    Received Dr. Vikram Sarabhai Young Scientist Award 2005-                 06, from Govt. of Gujarat 
Application
Contact tip of low voltage switchgear 
 
Specification
  • Density  : 98% of theoretical density of monolithic material
  • Hardness   : 87 VPN
  • Conductivity : 78% IACS
  •  Microstructure : Contact tip show uniform distribution of tin oxide particles in the matrix of silver
  • Conforms to (32A) AC 3 rating. Endurance and make & break  test as per IS: 13947 – Pt. 4, Sec.1 – 1993 and  IEC: 947 –4-1(1990)
Salient Features
  • Non toxic
  • Good arc erosion resistance and contact weld ability
  • A novel fabrication route based on electro chemistry followed by powder metallurgy 
    Cost:     Material cost is approx. Rs. 25,000/- per kg.
Application
Eco-friendly polyester coating for electrical applications e.g. Wire Enamels, impregnating varnish, printed circuit board (PCB), Structural materials. 
 
Specification
  • State     : Liquid
  • Colour    : Pale Yellow to brown
  • Solubility: Soluble in water, alcohol etc.
  • Solid Content: 50 – 70 %
  • Curing Time: 4 – 6 Hrs.
  • Curing Temperature: 150 – 200oC
  •  Thermal Class: Class F
  • Dielectric Strength: 60 kV/mm   
Salient Features
  • Eco-friendly insulating coating
  • New technology
  • Economical and reliable material
  • Reduced risk of human health and fire during coating applications
    Cost:  Approx. Rs.200/- per litre 
    Patent Filed: No. 442 / MUM / 2005 on 07.04.2005
Application
The varnish is suitable for the LT electrical applications such as impregnation of motor coils, transformer etc. 
 
Specification
  • Density, gm/cm3 : 1.075
  • Viscosity, cps : 50
  • Non volatile matter, % : 50
  • Drying time in thin film : 4 hrs. at 1300 C
  • Flash Point, oC : 25
  • Ability to cure in   considerable thickness : S2,U2, I5 I4.2
  • Check for resoftening : W2
  • Flexibility : No crack observed
  • Effect of varnish on Enameled wires : Passed test
  • Résistance of transformer oil : No softening, blistering, wrinkling, disintegration or separation of varnish film 
-  Visual examination - Acidity of oil -(before and after aging) : Slightly yellow Colour of oil Nil, before and after ageing
-  Sludge value of oil -  (Before and after aging) : Nil, before and after ageing
  • Effect of heat aging on flexibility : No visible change or detachment of film
  • Volume Resistivity, Ω cm : 1 X 1012
  • Thermal rating by TGA : 130oC (Class B)
  • Dielectric constant at 25oC : 2.22
  • Dissipation factor at 25oC : 0.0098
  • Electric strength at 25oC, kV/mm : 66
Salient Features
  • Non-Toxic, Cost Effective and User friendly
  • Raw materials available indigenously
  • Meets the requirements of IS: 10026
  • Superior Electric Strength 
    Cost: Rs. 70/- per kg
 
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