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产品名称:永久压缩歪度测试器
产品型号:GX-5011
产品说明:
本机用于测试硫化橡胶、热塑性橡胶在常温,低温,高温状态下在规定的压缩率,经过一定的压缩时间后,测定橡胶的变形量。
其测试方法是取标准试片,将试样,限制器置于夹具中,旋转夹具上方的螺母,均匀的压缩到规定的高度(压缩时试样、限制器不能互相接触),再放进一定温度之试验箱(烤箱或低温箱另购)中,经规定时间后取出,拆下试片,冷却30分钟,然后用厚度计测量试样恢复高度,代入公式求其压缩变形量。
基本参数:
试片:
A型:φ(29±0.5)mm,高(12.5±0.5)mm
B型:φ(13±0.5)mm,高(6.3±0.3)mm
试样类型 | 压缩率为25%时 | 压缩率为15%时 | 压缩率为10%时 |
A型 | 9.3~9.4 | 10.6~10.7 | 11.25~11.3 |
B型 | 4.7~4.8 | 5.3~5.4 | 5.65~5.7 |
体积:φ11.5×12cm
重量:约15kg
参考试验时间:试验机时间为24h,72h或168小时或168h的整数倍,低温时最好选用24h,72h
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