Test Methods and Specifications

Cover of Laddering, Unravelling or Deweaving of a Seamless Knitted Tubular Filter Fabric from  a Cut End
Laddering, Unravelling or Deweaving of a Seamless Knitted Tubular Filter Fabric from a Cut End
  • Publication no: ATM-821-23
  • Published: 14 November 2023
  • Edition: 1.0

This test method sets out the procedure for determining the likelihood of a seamless tubular filter fabric, which has been pretreated in ultraviolet light, to ladder, unravel or deweave when placed over a mandrel.

This test method can also be downloaded as a Word document.

  • 1. Scope
  • 2. References
  • 3. Equipment
  • 4. Sample Preparation
  • 5. Procedure
  • 6. Test Report
  • Amendment Record