Profile: Tamco mfg. co. offers a skin packaging, blister and vacuum-forming machine called proto-vac. We design & manufacture custum machines to meet client specifications. Our product line includes proto-vac 50, a portable, tabletop and vacuum former. Our proto-Vac is used for skin packaging, blister packing or as a vacuum former. Our proto-vac 400 features a 15,00 watt oven that is capable of being zoned, two 20 gallon accumulation tanks and a 4 cfm vacuum pump.