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