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href='http://www.pmghym.live/news/115.html'>http://www.pmghym.live/news/115.html</a>   å‘布旉™—´åQ?017-12-14 </div> <div class="news_content"> <p><p style="text-align:center;"> <span style="font-size:16px;"><b>防弹陶瓷ç‰?/b>有哪些性能要求</span> </p> <p style="text-align:center;"> <span style="font-size:16px;"></span><span style="font-size:16px;">防弹陶瓷ç‰?防弹陶瓷片厂å®?无锡防弹陶瓷ç‰?/span> </p> <p style="text-align:center;"> <span style="font-size:16px;"></span><img src="http://www.pmghym.live/uploads/news/20171214033825.jpg" /><span style="font-size:16px;"></span> </p> <p> <span style="font-size:16px;">许多防弹陶瓷要求密度和孔隙度、硬度、断裂韧性等性能åQŒæ¨¡é‡ã€é€Ÿåº¦å’Œæœºæ¢°å¼ºåº¦ï¼Œä»ÖM½•æ€§èƒ½æ²¡æœ‰å…¨å¼¹é“性能有直接和军_®šæ€§çš„关系åQŒå› æ­¤å…¶æ–­è£‚机制极äؓ复杂åQŒè£‚¾~çš„形成是由多种因素造成的,而且旉™—´å¾ˆçŸ­ã€‚防弚w™¶ç“ïLš„孔隙率应ž®½å¯èƒ½ä½ŽåQŒä»¥æé«˜¼‹¬åº¦å’Œæ¨æ°æ¨¡é‡ã€‚对于氧化铝ç“øP¼Œå…¶å­”隙率应接˜q‘零åQŒå¸æ°´çŽ‡ä¸åº”­‘…过0.02%。陶ç“ïLš„¼‹¬åº¦é«˜ï¼Œåº”高于飞弹头的硬度。对于氧化铝陶瓷åQŒHV的硬度应大于1220ï½?250。陶瓷中的声传播速度表明陶瓷冲击表面能耗散能量åQŒæœŸæœ›é«˜çš„声速和高的声速,间接地表明陶瓷具有良好的致密化和低封闭气孔。根据实际经验,Al2O3陶瓷的声音速度应大äº?0000m /¿U’,最好是10500 ~ 11500m /¾ŸŽå›½æœ‰ä¸¤¿Uç±»åž‹çš„陶瓷板,卛_•ç‰‡é™¶ç“ïL»“构陶瓷复合结构,包括陶瓷氧化物陶ç“äh•´ä½“结构(主要是Al2O3陶瓷åQ‰å’Œéžæ°§åŒ–物陶瓷åQˆå¦‚åQ?a href="/thg/" target="_blank">¼„›_Œ–¼‹?/a>åQŒæÛ化硅、æÛ化铝和TiB2åQ‰ï¼Œå’ŒäºŒå…ƒç³»¾lŸï¼ˆä¾‹å¦‚åQšB4C TiB2基陶ç“øP¼‰ã€‚一般而言åQŒéžæ°§åŒ–物陶瓷具有较高的物理性能和相对较低的密度åQˆé™¤äº†TiB2基陶ç“øP¼‰åQŒæ¯”Al2O3陶瓷更äؓ有利。然而,˜q™äº›ææ–™çš„制造方法ä‹É用更昂贵的热压,˜q™æ˜¯ä¸å®¹æ˜“工业化。但热压可以提高防弹陶瓷的力学性能åQŒè¿™ä¹Ÿæ˜¯æ˜¾è€Œæ˜“见的。陶瓷基复合材料å…ähœ‰é«˜çš„力学性能åQŒç‰¹åˆ«æ˜¯æ–­è£‚韧性,å…ähœ‰å¾ˆé«˜çš„冲å‡ÀL€§èƒ½ã€‚在弹丸冲击后,陶瓷基复合材料与单片陶瓷相比å…ähœ‰æ›´å¥½çš„完整性。几¿Uå¤åˆé™¶ç“·å¦‚下:</span> </p> <span style="font-size:16px;">Al2O3和SiCåQˆWåQ‰ã€Al2O3和SiCåQˆFåQ‰ã€Al2O3åQCåQˆFåQ‰ï¼ŒTiB 2åQˆPåQ‰ã€TiB2åQSiCåQˆPåQ‰ã€é‡‘属陶ç“øP¼ˆå¦‚品牌LanxideTMåQ‰ï¼Œå®ƒæ˜¯ç”±é•/åQˆAlåQ‰å¯¹¼„›_Œ–物的渗透,如镍基和Al/B4CåQˆPåQ‰ï¼Œå¤§å¤šæ•°è¿™äº›ææ–™å±žäºŽçƒ­åŽ‹ï¼Œæ‰€ä»¥ä­h格是你。虽焉™˜²å¼šw™¶ç“·LanxideTM不是热压工艺åQŒéœ€è¦ç‰¹ŒDŠçš„技术和讑֤‡åQŒæ‰€ä»¥ä­hæ ég¹Ÿè´üc€?/span><br /></p> </div> <div class="pagess"> <ul><div>上一æ?<a href="116.html">钨钢合金发生è„Þq„Šçš„原因是什么?</a></div> <div>下一æ?<a href="114.html">钨钢合金研磨加工应满­‘›_“ªäº›æ¡ä»?/a></div> </ul> </div> <div class="info_key">相关标签åQ?a href='/key.aspx?k=%b7%c0%b5%af%cc%d5%b4%c9%c6%ac'>防弹陶瓷ç‰?/a>,<a 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