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 ... castingMaterialADC12,A380,AlSi12,A356,ZL102,YL104,YL112,YL113,and other aluminum alloy are all acceptable.DimensionAs drawings or samplesSurface treatmentSandblasting, Painting ... to finish some die casting projects with you together perfectly. Hot water radiators