PL Series are polyester resin based thermoplastic pigments used for Plastic coloring / Masterbatch applications and are compatible with most polymers except PVC. The recommended usage temperature ranges from 130-240 °C.
HTR Series are polyamide resin based thermoplastic pigments which offer improved properties as compared to PL series especially, very low mould plate out, heat resistance (up to 280 C brilliance etc.)
