Table of Contents
Pre-treatment
Pre-treatment is done for grey melange fabric. However, the bleaching and scouring process of grey melange is done during the pre-treatment. I have written about the scouring and bleaching process of grey melange yarn in one of my blog posts.
Whitening Recipe For Grey Melange
Here, I have given a scouring and bleaching process for grey melange with a whitening recipe. I think this will help you get better pre-treatment results.
Ingredient | Amount |
Detergent | 0.5 g/l |
Sequestering agent | 1.0 g/l |
Anti-creasing | 0.8 g/l |
Stabilizer | 0.8 g/l |
Caustic soda | 3 g/l |
Per oxide | 3 g/l |
Brightening Agent | 0.1 g/l |
Scouring And Bleaching Process Of Grey Melange Fabric
Grey melange fabric is pre-treated in the following way.
Fabric received from the batching section
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Water load
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Fabric load
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Run 5’ at normal temperature
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Drain
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Water load
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Sequestering, anti-creasing and stabilizer are added at normal temperature
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Run 5 minute
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Caustic dosing10’ at 40 0C
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Steam rise to 700C
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Peroxide (600C x10’ dosing)
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Temperature 950C
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Run time 40’ at 950C
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Whitening agent dosing 20’
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Run 10’
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Fabric Unload
So, that’s all about the scouring and bleaching process of grey melange fabric.
I’m a textile engineer who is passionate about writing about the textile industry. With a B.Sc. in Textile Engineering, I’ve gained extensive knowledge about textile manufacturing and sustainable practices. My focus revolves around refining manufacturing processes, maintaining product quality, and staying updated on the latest textile technology advancements. If you’re interested in collaborating on articles or have any pieces you’d like to submit, let’s connect and discuss further!
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