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Unformatted text preview: • Saturator Excess liquid is squeezed out • Passed between rollers o Curing (finish is being set/fixed) Chemical reaction takes place • Tenter frame o Is used to hold fabric open and flat as it goes through curing and fixation o Fabric held with clips/pins o Dry heat applied • Steam chamber o Keeps fabric moist and/or excludes oxygen o Dwell times can be <1 minute to even >1 hour o J-box Fabric kept wet o Drying heat • Drying o Required after any wet process o Energy intensive Mechanical methods to remove excess first • Squeezing, vacuum extraction, centrifuging o Tenter frame Greater airflow than in fixation/curing Good final step • Width controlled • Held to create minimal bow or skew Ways to dry: • Thermal Drying o Cloth passed over heated cylinders Dry cans o Pile may be crushed...
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- Fall '08
- batch processing, Textile Wet Processing, tenter frame