felt occupation standard 1

- Jun 26, 2018-

  1. g/cm3 indicates unit volume weight (total index density) T indicates special quality.

  2. density range T112-32-44  112-9-25 is a product of fine wool first class second quality product

  3. Density range T122-24-3  122-24-30 is for semi coarse wool first class ,second quality product.

  4. .Density range T132-24-36 indicates coarse hairs,first class. grade two, etc.

  5. When ordering, you need prompt, specifications, models and numbers.