The unit UPPK.061514.00.01 is designed for preparation of sand-polymer composition (SPC), which is used for making sand elements of mandrel. The process includes preparation of aqueous solution of polyvinyl alcohol (PVA), mixing according to a strict recipe of sand, PVA solution and hardening additive at the required temperature, laying out and pressing in the form of a sand element.
The unit is used in enterprises engaged in the manufacture of polymer products by winding method.
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