... Curing chamber/Autoclave, buffing machine/grinding machine/Tread buffer,tread building machine/tread builder, rubber stirring machine, rubber extruding ... machines ----tyre buffing machine*The tyre's old tread is mechanically removed on high speed buffers. ... Tire size6.50-16", 7.00-22.5", 22.5-16", 7.50-16", 8.25-16 ... .00-20",11.00R22.5", 12.00R22.5", 295/80R22.5, 315/80R22.5,385/65R22.5'' wide 28X9-15", ...