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Especially several high cobalt containing sintered materials are used as exhaust valve seat insert materials because(it's) high wear and heat resistant properties. 特别是,一些高钴烧结材料由于耐磨耗与耐热性高而广泛用作排气阀座圈材料。
A powder metallurgy material is introduced after a brief analysis of the wear mechanism of the valve seat insert. Such a material contains a hard phase and solid lubricant in a heat-resistant base. 简要分析了气门阀座的磨损机理后,提出一种在耐热基体中加入硬质相和固体润滑剂的粉末冶金阀座材料。
The PMC Aerosol Valve Inserter will supply, sort, insert and positively seat into the cans of all popular types of aerosol valves. PMC气雾阀插入器提供,分类,插入,适用于目前流行的所有气雾阀。 www.e-gtm.com.cn