Used for long time marking in knitting & dyeing industry.
After bleaching, boiling, washing, dyeing and other process, the permanent marking never faded or color - changed. Also proof against high acid, alkali, high temperature!
1. Easily write on textile/paper/wood/metal/glass and plastic etc.
2. Popular use in textile industry for marking on cotton/flex/felt/fiber and other textiles!
3. Proof against high temperature, high acid&alkali, and washing/dying processes etc.
4. Permanent Marking Ink never fade or color-changed/covered!