... products and service are competitive!Aluminium radiator for home use, 2 cavity radiator parts.We are a ... and other aluminum alloy are all acceptable.DimensionAs drawings or samplesSurface treatmentSandblasting, Painting, Powder coating, Anodize, ... SKD61,45#steel,etc.Heat treatmentHardened,NitridingHardnessHRC50~55Mould featureAdvanced design, Novel structure, High precision,Quality materials, Long ...