Cotton yarn dyeing process
Embryo Yarn Good Deal Tube
The inspected embryo yarn, processed by Lot Tube device to conform to yarn dyeing machine requirement, with specified volume and thickness, is named Cylinder Yarn, for bleaching and dyeing usage.
Bleach & Dye
The yarn dyeing laboratory in Panyu will do bleach or dye operation for buyer test and toward consumer for validation and assessment. Following the colour is confirmed, the specific operation of dyeing or bleaching of Cylinder Yarn will start. The Cylinder rack containing Cylinder Yarn is put to Yarn Dyeing device, with customer requirement on colour density for various bleaching and dyeing procedures. the organization comes with Cylinder Yarn Dyeing Machine ranged from 10 – 10000 pounds for different order requirements.
Dehydration and Drying
The bleached or dyed Cylinder Yarn will process centrifugal dehydration to lessen the price of water contamination and is dried out by radio frequency drying out device.
The sampling and evaluation method of dried Cylinder Yarn is processed by quality-control staff to check whether requirement on colour, dyeing density and dye attach amount indications.
Colour Yarn Winding
The bleached or dyed Cylinder Yarn being passed inspection is wound on cone yarn with particular cone form and adjust with winding needs, and additional treatment on wax is performed for winding usage.
Final Inspection and Packaging
Quality-control staff will do final total assessment on yarns becoming wound. The yarn products with examination passed away will be packaged as work-in-progress product for winding production inside the factory or as finished product for customers.