Chilled cast iron plunger with good corrosion-resistant effect

• Main Authors: WU ZHIQIANG, LU LIHUA, JIANG CHENXI, JIANG HUBIN, WU ZHIGANG
• Format: Patent
• Language: Chinese; English
• Published: 14.12.2021
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING

The utility model discloses a chilled cast iron plunger with a good corrosion-resistant effect, which comprises a chilled cast iron plunger body, a waterproof layer is arranged on the surface of the chilled cast iron plunger body, and a corrosion-resistant layer is arranged on one side, far away from the chilled cast iron plunger body, of the waterproof layer. According to the chilled cast iron plunger, the waterproof layer, the cyanogen condensation waterproof coating layer, the polyurea waterproof coating layer, the corrosion-resistant layer, the urea resin coating layer and the high chlorinated polyethylene iron oxide red coating layer are matched with one another, so that the advantage of improving the waterproof performance and the corrosion resistance of the chilled cast iron plunger is achieved; according to the chilled cast iron plunger, the waterproof performance of the chilled cast iron plunger can be effectively improved, the chilled cast iron plunger is prevented from being rusted, corroded and da