聚乙烯i阻燃束管厂家 矿用多芯束管参数

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"> <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">煤矿用塑料束管除了塑料本身需具备的力学性能外，还需具备矿用安全特性，性能主要包括：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">1<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、力学性能：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">液压试验≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">0.63MPa<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、拉伸强度≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">9.0MPa<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、断裂伸长率≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">300%<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">。

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">2<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、安全性能：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">  &nbmp;nb*nbsp;<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">酒精喷灯燃烧时间：有焰燃烧：单根≤<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">10s<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">，<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">6<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">根算术平均值≤<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">3s<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">；无焰燃烧：单根≤<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">60s<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">，<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">6<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">根算术平均值≤<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">20s<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">。

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    b) <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">内外表面电阻算术平均值：≤<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">1<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">×<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">10<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">（<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">6<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">）Ω。（每米长度小于<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">10<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">的<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">6<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">次方欧姆）

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">煤矿用塑料束管的*性能

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">1<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、*阻燃性：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">与目前绝大多数煤矿用塑料产品生产商相比，采用*的阻燃改性方法，阻燃性能****采用化学方法改性，有别与其他厂商采用阻燃剂物理该性的方法；

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">2<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、持久的耐寒性：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">因阻燃改性采用化学改性方法，塑料特有的韧性及可塑性没有*，塑料原材料的力学性能没有发生本质改变，同时塑料改性时适当增加*寒助剂，因此与一般矿用塑料产品相比更耐寒（可耐寒-20<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">℃以上），低温不易催化（低温催化温度<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">-50<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">℃以上），因此特别适合东北、西北地区用户；（矿用聚乙xi管材<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">MT558.1<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">标准为温度<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">-10<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">℃，没有低温催化指标；）

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">3<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、****好的力学性能：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">正因上述原因，所以产品塑料本来的性能没有发生本质改变，因此力学性能比普通矿用塑料管材更好，具体表现在：耐压≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">1.0MPa<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、拉伸强度≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">12.0MPa<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、断裂伸长率≥<*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">400%<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">。

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">4<*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">、特有的柔韧性表现为橡胶弹性体：

<*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:Calibri;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;"><*n style="font-family:inherit;font-style:inherit;font-weight:inherit;line-height:inherit;font-size:10.5pt;vertical-align:baseline;"><*n style="font-family:宋体;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">    <*n style="font-family:Geneva, Arial, Helvetica, sans-serif;font-style:inherit;font-weight:inherit;line-height:inherit;vertical-align:baseline;">目前煤矿用塑料束管主要品种为煤矿用聚乙xi束管，而聚乙xi在经过阻燃*静电改性后，材质比普通聚乙xi更硬，改性后的矿用聚乙xi原料很难满足护套柔韧性的要求，根本不能满足安装及使用要求，因此出现绝大多数在煤矿使用的束管护套采用普通电缆护套料，没有*静电安全特性，对煤矿安全生产带来****大隐患；