... of speaker aluminium frame 3.Qualified machining Description:1. Name: ADC12 die casting speaker aluminium frame2. Technology: aluminium die casting3. ... , truck part,Auto part ItemDescriptionProduct Class:Die castingMaterial: A380, A360, ADC12, AlSi12Cu, ADC1, LM6-M, LM20-M, Zamak3, Zamak5, ect ... for inquiry and build a friendly & long cooperated relationship. ADC12 die casting speaker aluminium frame