When it comes to gray iron castings & ductile iron, MetalTech Systems has decades of experience. This is your "full service" casting provider for high quality industrial castings from conception & sample castings to production castings & delivery of the final products on your schedule. We offer expertise in tooling, many casting & molding methods, core processes, machining, finishing & assembly. We are experts at aluminum, brass, bronze, carbon & stainless steel alloy casting too.