2.91 Aluminium castings with small weight (4-5 kg)
sample and total melt load over 500 kg, with Spectroscopically
tested and certified, identitic alloy composition
2.92 Copper Castings casted in Vacuum, with excellent
electric, mechanical and other technical parametres,
2.93 Components made by Bronze investment casting,
precisely heat-treated (Rm:400Mpa; Rp00,2:230 Mpa; A5 elastic elongation >10%)