... works is the pre-treatment and press of oil materials. Raw materials of oil pretreatment equipment involved: soybean, peanut, rapeseed, cottonseed, ... and roasting (dry), pressing and bulking, wet heat treatment, dry, oil residue processing. Main equipment: dehulling cracker, meal grinder, flaker, ... us. We will give you a respond instantly. Plant and animal oil pretreatment and pre-pressing machine