Laminated Glass

Laminated Glass

  • Laminated Glass is made by placing PVB or EVA inter layer films between two or more sheets of annealed/heat strengthened/tempered glass.
  • Under heat and pressure PVB or EVA melts and gets bonded completely with the chemical properties of two or more sheets of glasses making it a single sheet of glass. On breaking the PVB or EVA interlayer films prevent glass from shattering or falling down.
  • The inter layer films PVB or EVA provide excellent protection from uv rays and sound waves.
  • The Laminated Glass is used as safety and security glass for anti burglary, sound proofing. It also Provides protection from uv rays up to 98 -99%.

LAMINATION INTERLAYER FILM:

  • EVA Interlayer Film and PVB Interlayer Film are used to make safety laminated glass.
  • PVB stands for Polyvinyl butyral. It is made of polyvinyl alcohol by reaction with butyraldehyde.
  • EVA stands for Ethylene-Vinyl-Acetate

GLASS LAMINATED WITH EVA INTERLAYER FILM CAN PROVIDE GREAT SAFETY AND SECURITY FEATURES :

  • EVA is effective for reducing shattering when broken.
  • EVA improves penetration resistance
  • EVA reduces damage levels from natural disasters such as earthquakes, hurricanes and explosions
  • EVA incorporated with PET film shows significant improvement in Anti- burglary properties
  • EVA film owns high-performance safety function properties, it is reliable and produces long-time weather resistance.
  • EVA has Significantly higher Adhesion with Glass and Polycarbonate
  • Under Radiation and Aging tests, EVA is more stable than PVB
  • EVA displays less hydrophilicity as compared to PVB and thus is widely used for outdoor open-edge applications
  • EVA can be combined with other materials to improve the properties and also for decorative purposes. PVB's scope for the same is limited.

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