ABS roman column mould made of high strength pp (polypropylene), it has good malleability, machinability, hardenability, hardenability and can grind, but also has a small oxidation, decarburization sensitivity and deformation hardening cracking tendency of such materials will also be low vacuum mold surface hardening treatment, so the durability of the mold to a new level. Curb mold-produced raw materials are optional level manufacturing, quality and reliable, attractive designs, nice appearance. Welcome to visit our official website : http://www.constructionformworkaccessories.com