Hot water radiators 1. Aluminum die casting 2. 1 or 2 cavity 3.SGS ISO9001:2008. Heater radiatorHot water radiators.We are a real factory that is professional on die casting, both die casting moulds and die casting parts.ItemDescriptionDie castingpartsModelHX10201Molding technicsDie castingMaterialADC12,A380,AlSi12,A356,ZL102,YL104,YL112,YL113,and other aluminum alloy are all acceptable. ...