with twist-against-twist composite yarn, the correlation between breaking strength, breaking elongation ratio and twist of single yarn, twist of composite yarn are analyzed.
在复合纱线反向加捻的情况下,通过试验分析了复合纱线断裂强力、断裂伸长率与单纱捻度、复合纱线捻度之间的关系。
the test results show that with increase of plasticizer dop content, surface hardness and tensile strength of sample decrease and breaking elongation ratio increases.
试验结果表明:随着增塑剂dop含量的增加,试样表面硬度逐渐降低,拉伸强度逐渐降低,断裂伸长率逐渐增加;
with twist-against-twist composite yarn, the correlation between breaking strength, breaking elongation ratio and twist of single yarn, twist of composite yarn are an…
在复合纱线反向加捻的情况下,通过试验分析了复合纱线断裂强力、断裂伸长率与单纱捻度、复合纱线捻度之间的关系。
hardness, tensile strength, breaking elongation ratio and aging property of samples were tested and surface of sample after aging was represented by sem.
对试样进行了硬度、拉伸强度、断裂伸长率、热老化等性能试验;对老化后的试样表面进行了sem表征。