Profile: Silicone Plastics, Inc. offers molds and precision engineering services. We provide plastic injection molding and assembly services. Our agricultural products include silicone inflations, dura-shell and goat liners. Our prosil silicone liner is designed for 2000 individual cow milking while assuring the health benefits of silicone. Our SP-6000 goat liner is a long lasting silicone liner capable of closing vacuum individually for better milk management.