1.dia08-4.8mm 2.purity 99.7% min 3.The surface should be smooth, clean,free ... from blister and roughness 1. High purity, more than 99.7% of Aluminum2. The surface should be smooth, clean, free ... , Hungary)Japan, Indonesia, Australia, Hongkong, Taiwan ,Malaysia, TailandTurkey, Pakistan, India. pure Aluminium spray Wire