copper mould tube

copper mould tube Range Materials CuDHP, CuAg, CuCrZr, CuNiP Cross section Square, rectangular, round, polygonal, beam blank Size Up to 750 mm (across), larger sizes available on request Internal profile Parallel, single CONE-shaped, multi CONE-shaped, parabolic, special paraboic Curving Straight, curved Radius of the inside corner > 1mm Length Unlimited Wall thickness Unlimited Coating Chromium-plated, max, thickness 0.2 mmQuality Material CuDHP CuAg CuCrZr CuNiP Melting point 1.083 1.083 1.078 1.080 Coefficient of thermal expansion at 20 1,68 10-5 1,68 10-5 1,70 10-5 1,68 10-5 Thermal conductivity at 20 340 W/(m.k) 377 W/(m.k) 325 W/(m.k) 284 W/(m.k) Recrystalization 330 377 700 600 Hardness at 20 93 HB 95 HB 125HB 115HB