There are major three grades of plywood available in market.
01. Moisture Resistant (MR) Grade Plywood:
It is also known as Commercial plywood. It is interior grade plywood and is used for making indoor furniture.
02. Boiling Water Resistant (BWR) Grade Plywood:
It is waterproof plywood. It is widely used for making home and office furniture that is likely to get wet.
03. Marine Grade Plywood or Boiling Water Proof (BWP) Plywood:
It is also known as Commercial It is superior quality plywood that is used in exterior applications and marine areas.
The other common grades are:
Flexible Grade Plywood:
This type of plywood is not stiff and can be easily rolled up.
Fire Retardant (FR) Grade Plywood:
It is used at places where fire risks have to be reduced such as in shopping complexes, public theaters, restaurant kitchens, etc
Industrial Grade Plywood:
This grade of plywood includes structural plywood and phenolic film-faced concrete shuttering plywood.