Food-grade white special lubricating grease and preparation method thereof

The invention discloses food-grade white special lubricating grease and a preparation method thereof, and belongs to the technical field of lubricating grease. The food-grade white special lubricating grease comprises a component A and a component B. The component A is composed of base oil, fatty acid, calcium hydroxide and titanate. The component B is prepared from an extreme pressure anti-wear agent, an antioxidant and a solid additive. The food-grade white special lubricating grease disclosed by the invention passes food-grade certification, has the characteristics of high temperature resistance, water resistance, mechanical shearing resistance, corrosion resistance and the like, and can be applied to medical equipment, food machinery or textile machinery. 本发明公开了一种食品级白色特种润滑脂及其制备方法，属于润滑脂技术领域；所述食品级白色特种润滑脂包括A组分和B组分，所述A组分由基础油、脂肪酸、氢氧化钙和钛酸酯组成；所述B组分由极压抗磨剂、抗氧化剂和固体添加剂组成。本发明食品级白色特种润滑脂，通过食品级认证，具备耐高温、抗水性、抗机械剪切、防腐蚀等特征，可以应用在医疗器械、食品机械或纺织机械中。