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<div class="lemma-picture text-pic layout-right" style="border:1px solid #E0E0E0;margin:0px 0px 3px;"> <a class="image-link" target="_blank"><img class="" src="https://gss0.bdstatic.com/94o3dSag_xI4khGkpoWK1HF6hhy/baike/s%3D220/sign=3deb59969925bc312f5d069a6edf8de7/738b4710b912c8fcd3d07a95fc039245d6882142.jpg" alt="" style="width:151px;height:220px;" /></a> </div> 通常Q陶瓯甲系l是由单片陶h陶瓷—金属复合物q覆盖有高抗张强度有机纤l结合的龙布层所l成Q玻璃纤l亦可)?</div> <div class="para" style="font-size:14px;color:#333333;font-family:arial, 宋体, sans-serif;background-color:#FFFFFF;"> 在子弹的冲击下(速度>700?00m/sQ,陶瓷正面是被破碎而剩余的能量则被反面软增强(例如龙布层Q材料所吸收。反面材料必能支持住子弹冲d陶瓷材料的碎片和子弹本n?</div> <div class="para" style="font-size:14px;color:#333333;font-family:arial, 宋体, sans-serif;background-color:#FFFFFF;"> 防弹陶瓷要求的性能较多Q例如:密度和气孔率、硬度、断裂韧性、杨氏模量、声速、机械强度等QQ何一个性能都不能与整体防弹性能有直接和军_性的关系Q因而断裂机理十分复杂,裂纹形成是由许多因素引v的,而且发生的时间十分短暂。防弚wL气孔率应量低,以提高硬度和杨氏模量Q对Al2O3h_其气孔率应接q于Ӟ而吸水率不超q?.02%。陶L度要求很高Q应高于飞行弹头的硬度,对Al2O3陶瓷来说Q硬度Hv应超q?220?250。声韛_陶瓷中传播的速度Q表C陶瓷冲击面上消耗能量的能力Q希望有高的声速,高的声速也间接表示陶瓷有良好的致密化和低的闭气孔。根据实际经验,Al2O3L声速应大于10000m/sQ最好是10500?1500m/s。陶h两种防弹的类型,卛_片陶L构和陶瓷复合物结构,单片l构陶瓷包括氧化物陶P主要是Al2O3P和非氧化物陶P例如QSiC、Si3N4、AlN和TiB2{)Q以及二元系l(例如QB4CQTiB2基陶P。一般来_非氧化物陶瓷h更高的物理性能和相对低的密度(除TiB2基陶瓷外Q,作ؓ防弹比Al2O3h有利。然而,q些材料刉方法多用hD늚热压Q不易业化。但热压可提高防弚wL机械性能Q这一点也是明昄。陶瓷基复合物具有高的防Ҏ能Q这是因为有高的机械性能Q特别是断裂韧性。在弹冲击之后Q与单片陶瓷相比Q陶瓷基复合物具有较好的完整性。几U复合物陶瓷如下Q? <div class="lemma-picture text-pic layout-right" style="border:1px solid #E0E0E0;margin:0px 0px 3px;"> <a class="image-link" target="_blank"><img class="" src="https://gss2.bdstatic.com/-fo3dSag_xI4khGkpoWK1HF6hhy/baike/s%3D220/sign=48fe34d9cb1349547a1eef66664e92dd/fd039245d688d43f91b51daa7d1ed21b0ef43b4d.jpg" alt="德国_防弚wh的制? style="width:220px;height:141px;" /></a><span class="description" style="color:#555555;font-size:12px;font-family:宋体;line-height:15px;">德国_防弚wh的制?/span> </div> Al2O3/SiCQwQ,Al2O3/SiCQfQ,Al2O3/CQfQ,TiB2/B4CQpQ,TiB2/SiCQpQ以及金属陶P如牌号ؓLanxideTMQ,其组成ؓ渗Ni/QAlQ之_物,例如QNi/TiC和Al/B4CQpQ,q些材料多数属于热压Q因而hDc虽焉弚w瓷LanxideTM不是热压工艺Q但光要特别的工艺和设备,因而hg比较c?</div></p> </div> <div class="pagess"> <ul class="onwlo"><div class="onwlo">上一?<a href="141.html">质合金刀具采用的涂层技术介l?/a></div> <div class="onwlo">下一?<a href="139.html">2019无锡贝科牚w属陶h限公司春节放假通知</a></div> </ul> </div> <div class="info_key">相关标签Q?/div> </div> <div class="clear"></div> <div class="cateslist"> <dl> <dt>相关产品</dt> <dd> <div class="img"> <a href="/supply/52.html" title="钨钢合金" rel="nofollow"><img src="//cmsimgshow.zhuchao.cc/24956/20171221032137.jpg?path=www.baqter.com/uploads/cp/20171221032137.jpg" title="钨钢合金" alt="钨钢合金"/></a> </div> <div class="txt"> <a href="/supply/52.html" title="钨钢合金" rel="nofollow">钨钢合金</a> </div> </dd> <dd> <div class="img"> <a href="/supply/51.html" title="质合金耐磨零g" rel="nofollow"><img src="//cmsimgshow.zhuchao.cc/24956/20160312092620.jpg?path=www.baqter.com/uploads/cp/20160312092620.jpg" title="质合金耐磨零g" alt="质合金耐磨零g"/></a> </div> <div class="txt"> <a href="/supply/51.html" title="质合金耐磨零g" rel="nofollow">质合金耐磨零g</a> </div> </dd> <dd> <div class="img"> <a href="/supply/50.html" title="质合金球" rel="nofollow"><img src="//cmsimgshow.zhuchao.cc/24956/20160312092540.jpg?path=www.baqter.com/uploads/cp/20160312092540.jpg" title="质合金球" alt="质合金球"/></a> </div> <div class="txt"> <a href="/supply/50.html" title="质合金球" rel="nofollow">质合金球</a> </div> </dd> <dd> <div class="img"> <a href="/supply/49.html" title="质合金旋{? 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