Contents of Publication Nonwovens- Batt preparation

Dr. N.Balasubramanian

1. Merits and Limitations of Nonwovens
2. Batt Formation
   • Wet Laying
   • Dry laying
3. Major Raw materials
4. Dry Laying
   • Opening and Mixing
   • Mixing Bin
5. Merits and Limitations of Card-Cross lapping and Air laying
6. Batt formation involving Carding
   • Parallel Laying
   • Card Cross lapping
   • Relative merits
7. Card –Cross-Lapping
   • Batt Uniformity
     1. Continuous Volumetric Feeding
     2. Weighing Hopper and micro weighing systems
     3. Autolevelling
   • Carding
     1. Nonwoven single card
     2. Nonwoven Tandem Card
     3. Double doffer Card
     4. Feed Plate types
     5. Card Clothing
     6. Dust Removal systems
   • Air Laying
     • Rando Opener
     • Random Cards
   • Cross-Lapping
     Profiling systems
   • Web Drafting