【摘要】 本文介绍了钨管发热体等离子喷涂成形制造技术,分析了钨管发热体成形沉积模具类型、喷涂工艺参数对成形管坯涂层密度、涂层热应力、涂层抗裂性的影响。确定了等离子喷涂成形制造大型钨管发热体的工艺参数,该方法是制取同类零件最有效的工艺方法之一。更多还原

【Abstract】 The plasma spraying manufacturing technique for tungsten tubular heating elements is introduced.The pattern and graphite pattern were compared.Effects of technological parameters on coating stress,coating density and coating anti-crack property were analyzed.The technological parameters were determined for manufacturing tungsten tubes.The plasma spraying technique is one of the most effective methods for manufacturing similar parts as large-diameter tungsten tube.更多还原