cpvc树脂比较指标

发布日期:2023-03-16 02:30:01 来源:风机百科

 

PVCCPVC

密度(g/cm3) 1.57u20141.72  1.48u20141.53

维卡软化温度(℃) 70u201475  85u2014105

抗张强度(MPa) 39u201458 54u201470

弯曲强度(MPa) 105 120

线性热膨胀系数(K-1) (6u20147)×10-5 (7.5u20148)×10-5

断裂伸长率 120 50

CPVC产品物理指标Product physics target

Project测试标准Test criteria典型值Typical valueProject测试标准Test criteria典型值Typical value
比重(g/cm)Specific GravityASTMD792-001.44-1.54缺口冲击强度J/mImpact StrengthD256-05(3.2mm/23℃)130J/m
拉伸强度Tensile StrengthASTMD638-03(50mm/min)45Mpa6980Psi维卡耐热℃Vicar Distortion TempASTM1215-003.2mm,120℃/1h50N110℃
断裂延伸率%Tensile ElongationASTMD638-03(50mm/min)30阻燃性FlammabilityUL943.0mmV-0
弯曲强度Flexural StrengthASTMD79010000 Psi收缩率%Mold Shrinkage23℃≤0.5
弯曲弹性模量Flexural MODulusASTMD790310000 Psi硬度Degree of hardnessASTMD224083 HD

相关文章