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A porous ceramic that can be used for mechanical seal faces is described. The pores are not less than 5 ยตm, and are compressed into an elliptical shape with the minor diameter parallel to the direction of sliding. The value of the cross-sectional area of the pores relative to a circular pore is defi
This patent describes a gasket for an alkaline dry cell which is injection moulded in 6-12 nylon, and is designed to inhibit crack formation occurring when a collector is inserted through the central boss. The problem is overcome by using recycled polyhexamethylene dodecamide resin, which has previo
A strong contributory factor impacting the market for seals and sealing products is that of the changes within the world pumps industry. According to a companion report to this publication, the world pumps market has reached US$l9 billion per annum. This article provides an overview and market forec
This year nine papers dealing with fluid seals were presented, as listed below. This was fewer papers than in previous years, probably as the result of a number of factors including the current economic climate, security and the SARs alert. Consolidation within the seal industry also means that ther