塑料门、窗的焊角强度是塑料门、窗质量一项关键、重要的指标。它的质量直接影响着塑料门、窗的抗风压等物理性能,也影响着窗框、窗扇的牢固性。因此,也影响、甚至决定塑料门、窗的安全性 Plastic door, window welding strength is the strength of plastic doors, windows, a key quality indicators, an important indicator. Its quality directly affects the plastic door, window wind pressure and other physical properties, but also affect the frame, sash firmness. Therefore, it also affects or even determines the safety of plastic doors and windows