Product: Hydroxyethylcellulose- non-ionic, water-soluble polymer.

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Function:
Acts as an excellent binder, rheology modifier and lubricant in the extrusion process and also provides the pencil lead with green strength and reduce cracking.

Product Name: Carboxymethylcellulose- purified sodium salt of carboxymethyl cellulose; water-soluble, anionic polymer.

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Function:
Acts as an excellent binder, rheology modifier and lubricant in the extrusion process and also provides the pencil lead with green strength and reduce cracking.