| Ceramic plunger project has been on the list of “863” plan during the national 10th five-year plan and also become the keystone product of “Two High and One Excellent” project. It has very strong industrial performance like wear-resistance, erosion-resistance, high-temperature-resistance, high strength, high hardness and strong shock resistance. It has been widely used in petroleum industry, chemical industry , machine industry, food industry, electric power industry, geology industry and so on. Especially, the ceramic plunger which has been used in viscous oil pump has passed the authentication of relevant national authority and its quality has reached the advanced level in the world. Its variety and specifications are very enough to satisfy the customers’ demand and the diameter of plunger range from several mm to several hundred mm. Further more, the length of the plunger can reach more than 1500 mm according to the demand of customers. |
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