EconReads
Donate

India's Glass and Ceramics Clusters

Float Glass for Buildings and Cars

How float glass is made for windows, buildings and car windshields, the big producers like Saint-Gobain and Asahi India, and demand from construction and autos.

Float glass is flat glass for windows and cars.

How it’s made

Molten glass floats on a bath of molten tin, creating smooth, flat sheets. The process was invented by Pilkington in the 1950s.

Producers

  • Saint-Gobain (France).
  • Asahi India Glass (AIS).
  • Gold Plus.

Demand

  • Buildings, especially glass-fronted offices.
  • Cars: windshields and windows.
  • Solar panels.

Capital intensive

A float glass plant costs a lot and runs continuously for years.

Imports

India imposed anti-dumping duties on some glass imports.

The windshield

A car made in Gurugram has a windshield from a nearby Asahi India Glass plant.

Thinking glass is simple to make at scale

Float glass plants are capital intensive.

Key takeaways
  • Float glass floats on molten tin.
  • Saint-Gobain and AIS are big producers.
  • Buildings, cars and solar drive demand.
  • Plants run continuously.
1 min read

No recording for this one yet - EconReader can read it aloud for you.

Welcome to EconReads

This site is made for visually impaired learners, so our read-aloud reader is already switched on to help you explore hands-free.

You're in control - turn it off any time using the Reader button at the top of the page.

EconReader Ready