The DMA analysis indicated that radiation crosslinking raised heat deformation temperature of PCL and caused a rubbery state after the melting of PCL crystals.
DMA分析表明,聚己内酯辐照交联后的弹性模量和耐热性能显著提高。
The effect of organic rectorite on the viscosity, gel-time, heat deformation temperature, mechanical properties and wet-heat resistant property were researched.
分别研究了有机粘土对树脂体系粘度、凝胶特性、力学性能和热变形温度、耐湿热性能等的影响。
The results show that the addition of mica can enhance the flexural strength, flexural modulus, notched Izod impact strength and heat deformation temperature of the composites;
结果表明:云母可有效提高PP的弯曲强度及模量、悬臂梁缺口冲击强度和耐热性能;
The results of experiments show that tensile strength, bend strength, bend modulus and heat deformation temperature of the composite materials are increased with the increase of carbon fibre content.
随碳纤维比例的增大,该复合材料的拉伸强度、弯曲强度、弯曲模量及热变形温度均呈上升态势;而缺口冲击强度及击穿电压呈下降态势。
Temperature field distribution of weldment, which reflects complex welding heat process, is a basic on studying welding deformation, residual stress and so on.
焊件中的温度场分布反映了复杂的焊接热过程,是研究焊接变形、焊后残余应力等状况的基础。
The model for calculating the temperature distribution of leadscrew caused by grinding heat is established and the relationship between the temperature and thermal deformation is given.
建立了丝杠磨削热引起的温度分布理论计算模型,在此基础上分析了温升与工件热变形的关系。
In this paper, calculation programs of planar stationary temperature field and heat deformation for spindle box of general lathe are developed.
本文应用有限元法编制了计算程序,在微型机上对机床主轴箱箱壁进行了平面稳定温度场及热变形的理论计算。
Wind cooling accelerated elimination of heat dissipation, and controlled temperature which made welding transverse contraction deformation and the residual stresses decrease.
气冷的方法,可以使试样散热更快,达到控制温度的目的,同时也可以减小焊接残余应力和焊接横向收缩变形。
The results show that after alternate deformation, with the increase of heat treatment temperature, the nucleation ratio of recrystallization rises.
结果表明,弯折压平交替变形后,随热处理温度的升高,再结晶形核率增加。
A nitrogen heat treatment method of nozzles was proposed for the sharp wear, evident high temperature creep deformation of the nozzles for sulfur atomization.
针对硫磺雾化喷嘴存在磨蚀快、高温蠕变明显的现象,提出了喷嘴氮化热处理的方法。
Deformation in railway wheel for heat treatment was analyzed with finite element method, in which the coupling of temperature, phase transformation and stress was considered.
在考虑了温度、相变及应力的耦合作用的基础上,运用有限元法分析了车轮热处理过程的变形。
Heat: the temperature range in the use of non-deformation.
耐热性:在使用温度范围内不变形。
Accordingly, the heatproof clothes are durable to prevent the deformation by the heat of extremely high-temperature while fis improved.
因此,避免了由高温辐射热引起的材料变形,而抗热衣服的耐久性也得到提高。
Accordingly, the heatproof clothes are durable to prevent the deformation by the heat of extremely high-temperature while fis improved.
因此,避免了由高温辐射热引起的材料变形,而抗热衣服的耐久性也得到提高。
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