The WPC has the characters of the simple thermo-rheologic materials.There are three parts are included in the short-term creep curve: elastic phase, visco-elastic phase and viscous phase.

• 且木塑符合简单热流变材料的特点，其短期蠕变明显可以分为三阶段即：弹性变形、粘弹性变形和塑性变形。