hemisphere This RFQ was sourced on www.MFG.com in USA for Metal Spinning & Stamping Metal spinning of 2 hemispheres of either 1/4 nom. aluminum or 1/16 nom. copper. Inside diameter 22 inches, tolerance 1/32 inch. Alloy of aluminum not critical as long as suited to welding. Want flange on aluminum and no flange on copper. Will purchase either Al or Cu hemispheres depending on final design choice. Buyer Information Industry Education City/Region Raleigh, North Carolina Country USA RFQ RFQ Number 353658 Material Aluminium Material Grade Aluminum Technical Specifications Category Metal Spinning & Stamping Dimensions The following suppliers (machine shops, fabricators, casters, molders, 3D printing, CNC machining, etc.) provide manufacturing services and are members of the MFG.com community. For more information visit http://www.mfg.com. MFG.com performs a 5-point inspection on all engineered parts and RFQs to ensure quality and enhance your quoting experience Metal Spinning & Stamping: Metal stamping is the manufacturing process whereby a metal stamping die or a set of metal stamping dies is used to form sheet metal blanks into a three dimensional shape. Production metal stamping is used by a variety of industries such as automotive and appliance. Automotive stampings are a significant part of the metal stamping industry. Common stamping processes include blanking, progressive die, deep drawing, Fourslide or multi-slide, coining, drop hammer, embossing, flexible die forming, and die cutting.