دستگاه ریخته گری ... - Topchinamachine
In the field of casting polyurethane, we have been manufacturing and successfully selling casting machines for polyurethane elastomers with two or more components since many years. The pre-polymer is the main component and base of the elastomer; the second component is the catalyst that mixes with the former component to form polyurethane resin. The modular construction of the system allows ...