Thanks to the development of new sealing technology, the regeneration type radiant tubenozzle can be used in the vacuum furnace to achieve uniform heating result.
新型密封技术的开发，使蓄热式辐射管烧嘴得以应用在真空炉上，并获得了均匀的加热效果。
2
Mould name: P - 201 packing paper tube（paper tube body，top cap，bottom cap and the extrusion nozzle）.
1：模具名称：P-201包装用纸管（纸管本体，上盖，下盖，挤出嘴）。
3
From the experimental results the effects of nozzle axial position and mixer tube length upon ejector characteristic are revealed.