64b 68b and 72b which enable the rotating arms to clear the enclosure and which close to retain heat in the enclosures in the embodiment of fig3 the color carousel 20 is in the form of a multiple arm robot 134 which has arms 136 each of which reciprocates to move a powder box 138 to the casting machine 30 the embodiment in fig2 is an embodiment in which a centrally located robot 140 carries a mold frame 142 the mold frame 142 is carried on an arm 144 which reciprocates with respect to a base 146 the arm 144 and frame are pivoted on base 146 to move the frame 142 into and out of a preheat oven 146 a cure oven 148 and a cooling station 150 in this embodiment casting occurs at a solid color station mold station 152 or two tone molding station 153 on a rotary carousel 154 a solid color powder box 156 is connectable to a heated mold on frame 142 when it is off loaded at station 152 the box 156 is rotated with the off loaded mold to cast powder at station 152 a second two tone station 153 can be provided with a two compartment box 158 to cast two colors as set forth in the aforementioned co pending u s application ser no 614 004 following casting at either station 152 153 the mold with powder cast thereon is carried by robot 140 to the cure oven 148 and cooling station 150 yet another embodiment of the invention is set forth in fig1 wherein a said color carousel 160 is associated with a continuous belt conveyor casting apparatus 170 the carousel 160 has four individual solid color powder boxes 162 the boxes are advanced by side loader.