Colback is a thermally bonded spunlaid nonwoven made from bicomponent filaments.  It has a polyester core and a nylon 6 skin (PET core / PA6 skin.) The thermally bonded filaments are fused together at the crossing points without the addition of any binding agents. Product features:

• Uniform open structure
• High tensile strength per basis weight
• Isotropic characteristics
• Dimensionally and thermally stable
• Moldable, preformable, pleatable
• No chemical binders
• High affinity to coatings
• Atmospherically dyeable
• Tear resistant
• Non-fraying