婷婷丁香五月六月综合激情啪|色视频综合无码一区二区三区|人妻无码久久久久久久久久久|日本被黑人强伦姧人妻完整版

   The high pressure polyurethane foaming machine with large flow is applied to the foaming of urban central heating pipes and large insulation sandwich panels. At  present, there are HPF300 to HPF600 models. The equipment has the characteristics of large injection flow, high mixing pressure, maintenance free and high degree of automation.

HPF600 high pressure foaming machine


HPF300 high pressure foaming machine