The test materials required are:


SM25:

  • Available as a pack of 100 x 140mm diameter discs.
  • Available as a 5m piece.
  • Available as a 25m roll.
  • Available as a 50m roll.


Polyurethene Foam :

  • Available as a pack of 2000 x 38mm diameter discs.
  • Available as a pack 50 sheets 375mm x 250mm.


Woven Felt:

  • Available as a pack 20 x 140mm diameter discs.
  • Available as a piece 1m x 1.4m.


James Heal can supply all of the above - please speak to the agent in your country to order these items.


A PDF version of this FAQ is available for reference.