METAL HEMISPHERES We are capable of spinning/Stamping press/Assembling Metal hemispheres to almost any size matching your specification. The material capability is stainless steel,carbon steel,brass and aluminum for our metal hemispheres. Stamping Press:size range from Φ20mm to Φ700MM .Thickness available from 0.6mm to 3mm Welding Assembled:size range from Φ200mm to Φ3500MM .Thickness available with 0.6mm to 3mm Invisible welding seams Finish:Mirror polish,Mill finish,Brush,Electroplating,sandblasting,etching,Silk printing. If you are interested, please contact me. Thank you