When both of the mass fractions of the glass fibers was 30%, the tensile strength, bending strength and impact strength of LFT-PET were 1.4, 1.5 and 3 times of those of SFT-PET respectively.

• 结果表明：LFT-PET的各项力学性能显著优于SFT-PET，在玻纤质量分数同为30%25时，LFT-PET的拉伸强度为SFT-PET的1.；5倍，弯曲强度为SFT-PET的1