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420291 防护罩,用于提高等离子切割效率

等离子切割防护罩是确保切割性能和延长割炬寿命的关键配件。420291 型等离子防护罩专为切割铝、不锈钢等有色金属而设计,工作电流为 40A,是 XPR 系列割炬的高性价比替代耗材。

  • 型号 420291
  • 类型
  • 适用于 XPR系列
  • 安培数 40A
  • 控制模式 数控

等离子切割防护罩是确保切割性能和延长割炬寿命的关键配件。420291 型等离子防护罩专为切割铝、不锈钢等有色金属而设计,工作电流为 40A,是 XPR 系列割炬的高性价比替代耗材。
核心优势
1. 40A有色金属切削特殊优化

这款 420291 型防护罩针对 40A 有色金属切割场景中的气体流道进行了优化。它能形成稳定的气体保护屏障,在切割铝和不锈钢时,可获得干净的切割表面,且不会产生熔渣堆积。由于只需极少的切割后打磨,因此特别适用于钣金加工、装饰工程以及其他对表面光洁度要求较高的应用。

2. 耐用且抗冲击,保护手电筒

采用加厚耐磨材料和加长裙边设计,可有效阻挡飞溅的熔渣和碎屑,防止切割过程中熔渣和碎屑对焊炬内部核心部件造成损坏,与普通防护罩相比,使用寿命延长30%,并降低焊炬维护成本。

3. 精密加工,适应性强

严格按照OEM标准进行CNC精密加工,尺寸误差控制在±0.02mm以内。安装在XPR割炬上后,可确保完美密封、稳定的气体输出、不偏移的电弧、始终如一的切割性能,即使是初学者也能轻松操作。

40A切割机推荐耗材

为了达到最佳切割效果,建议使用全套耗材:

盾形帽:420291(就是这个)
喷嘴:420288
电极:420303
旋涡环:420314

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