Colours Get In Touch +64 3 365 6714 1 Stark Drive, Unit 7, First Floor Wigram, Christchurch 8042 Email Us COLORSTEEL®ColorCote® ZinaCore™ & ZINCALUME© (unpainted) ZinaCore™ & ZINCALUME© are both (zinc/aluminium alloy) unpainted options in the various products offering.ZinaCore™ is applicable with all Pacific Coil Coater (PCC) products.ZINCALUME© is applicable with all New Zealand Steel (NZ Steel) products.