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閾濆熀澶嶅悎鏉愭枡
鏆傛棤鏁版嵁
閾濆熀澶嶅悎鏉愭枡鏄殢鐫€鐜颁唬绉戝鍙戝睍鑰屽彂鏄庣殑鍏锋湁寮哄ぇ鐢熷懡鍔涚殑鏂版潗鏂欙紝纰冲寲纭呴绮掑寮洪摑鍩哄鍚堟潗鏂?SiCp/Al MMC)缁撳悎浜嗛摑鍚堥噾鍩轰綋鐨勯珮鐑紶瀵肩巼銆佹瘮寮哄害楂樸€佸鎬у姞宸ユ€уソ銆佸瘑搴︿綆绛夌壒鎬э紝纰冲寲纭呴绮掔‖搴﹂珮銆侀珮鑰愮（銆侀珮鏉ㄦ皬妯￠噺銆佺儹鑶ㄨ儉绯绘暟浣庣瓑浼樼偣锛屾槸缁煎悎鎬ц兘浼樿壇鐨勯噾灞炲熀澶嶅悎鏉愭枡銆侟/p>
婀樻姇杞绘潗閾濆熀澶嶅悎鏉愭枡鍩虹鎬ц兘
| 鎬ц兘鎸囨爣 | 鍗曚綅 | 娴嬭瘯娓╁害 | 浣庝綋绉垎鏁伴摑鍩哄鍚堟潗鏂?鏈儹澶勭悊) | 浣庝綋绉垎鏁伴摑鍩哄鍚堟潗鏂欙紙鐑鐞嗗悗锛 | 涓綋绉垎鏁伴摑鍩哄鍚堟潗鏂?鏈儹澶勭悊) | 涓綋绉垎鏁伴摑鍩哄鍚堟潗鏂欙紙鐑鐞嗗悗锛 | 楂樹綋绉垎鏁伴摑鍩哄鍚堟潗鏂?鏈儹澶勭悊) | 楂樹綋绉垎鏁伴摑鍩哄鍚堟潗鏂欙紙鐑鐞嗗悗锛 |
| ≤25vt% | ≤25vt% | 25~40vt% | 25~40vt% | ≥40vt% | ≥40vt% | |||
| 瀵嗗害 | ρ锛坓/cm3锛堻/td> | RT | 2.8~2.85 | 2.85~2.95 | 2.95~3.05 | |||
| 鎶楁媺寮哄害 | Rm/MPa | RT | 280~450 | 400~600 | 260~450 | 400~600 | 200~420 | 300~550 |
| 300鈩傸/td> | 100~200 | 200~300 | 100~200 | 200~350 | 100~200 | 200~300 | ||
| 寤朵几鐜嘃/td> | A/% | RT | 3~10 | 1~5 | 0.5~2 | |||
| 鏉ㄦ皬妯￠噺 | E/GPa | RT | 90~120 | 120~150 | 150~210 | |||
| 300鈩傸/td> | 80~110 | 110~130 | 140~190 | |||||
| 鐑紶瀵肩巼 | Δ/[W/(mK)] | RT | 150~210 | 140~200 | 130~190 | |||
| 300鈩傸/td> | 130~190 | 125~170 | 100~150 | |||||
| 姣旂儹瀹更/td> | J/g/K | RT | 0.8 | 0.8 | 0.7 | |||
| 绾胯啫鑳€绯绘暟 | CTE/ 1E-6 /K | 25-100鈩傸/td> | 14~18 | 10~14 | 7~10 | |||
| 25-300鈩傸/td> | 16~20 | 14~17 | 8~12 | |||||
绮夋湯鍐堕噾宸ヨ壓鍒跺鐨勯摑鍩哄鍚堟潗鏂欑浉杈冧紶缁熷伐鑹哄埗澶囩殑閾濆熀澶嶅悎鏉愭枡鐨勪富瑕佷紭鍔垮涓嬶細
鏉愭枡鎴愬垎璁捐鎬у己锛欬/strong>闄剁摲鍚噺鍙互杈惧埌70vt%锛屽彲浠ユ弧瓒抽摑鍩哄鍚堟潗鏂欏叏閮ㄥ簲鐢ㄥ満鏅笅鐨勬垚鍒嗗強鎬ц兘瑕佹眰銆侟/p>
寰缁勭粐鏇村姞鍧囧寑锛欬/strong>鍚勭粍鍏冨湪绮夋湯娣峰悎鐘舵€佸嵆鍒嗗竷鍧囧寑锛岄伩鍏嶉绮掔墿鍥㈣仛鎴栧亸鏋愮瓑缂洪櫡銆侟/p>
鐣岄潰缁撳悎濂斤細閾濆悎閲戝熀浣撴棤闇€鐔旇瀺锛屽弽搴旀俯搴︿綆锛岄伩鍏岮l+SiC=Al4C3(鏈夊鑴嗘€х浉)+Si绛夊彂鐢熻礋闈㈠弽搴斻€侟/p>
绮夋湯鍐堕噾杩戝噣鎴愬舰宸ヨ壓鎴愮啛銆佽川閲忕ǔ瀹氾細閫氳繃妯″叿璁捐瀹炵幇澶嶆潅褰㈢姸浜у搧鐨勮繎鍑€鎴愬舰锛屽噺灏戜骇鍝佺殑鍔犲伐閲忓拰鍔犲伐闅惧害锛岄€傚悎澶ц妯″伐涓氬寲鐢熶骇锛屽彲瀹炵幇杩炵画鍖栫ǔ瀹氱敓浜с€侟/p>
纰冲寲纭呴绮掑寮洪摑鍩哄鍚堟潗鏂欐槸涓€娆鹃潻鍛芥€х殑楂樼鏉愭枡锛屽叿鏈夊箍闃旂殑搴旂敤鍓嶆櫙锛欬/p>
浜ら€氶鍩燂細涓昏鐢ㄤ簬姹借溅/杞ㄩ亾浜ら€氳溅杈嗗埗鍔ㄧ洏绛夛紝婊¤冻鍑忛噸銆佽€愮（銆佽€愮儹鐨勫簲鐢ㄩ渶姹傘€ (闄剁摲棰楃矑鍚噺15~70vt%) 鑸┖棰嗗煙锛欬/strong>涓昏鐢ㄤ綔鍏抽敭鎵垮姏浠跺拰娆℃壙鍔涗欢锛屽鐩村崌鏈虹殑鑷姩鍊炬枩鍣ㄥ姩鐜€佹棆缈肩郴缁熻繛鎺ヤ欢绛夛紝椋炴満鏈鸿韩鐨勮吂槌嶃€佺噧娌瑰彛鐩栥€佹敮鏋跺拰鏀拺姊併€侀潤瀛愬彾鐗?鍙剁幆)绛堺婊¤冻鍑忛噸銆佸噺鎸垨闀垮鍛界殑搴旂敤闇€姹侞(闄剁摲棰楃矑鍚噺30~70vt%) 鑸ぉ棰嗗煙锛欬/strong>涓昏鐢ㄤ綔娆℃壙鍔涗欢鍜屽姛鑳戒欢锛屽鍗槦銆佺伀绠殑鍚勭鏀煴銆佹敮鏋躲€佸钩鍙扮瓑锛屾弧瓒冲噺閲嶃€佸噺鎸€ 鍒氬害鍜屽昂瀵哥ǔ瀹氱殑搴旂敤闇€姹侞(闄剁摲棰楃矑鍚噺30~70vt%) 鐢靛瓙棰嗗煙锛欬/strong>涓昏鐢ㄤ綔鍔熻兘浠讹紝鍖呮嫭鐢靛瓙灏佽澹充綋銆佸熀鏉跨瓑锛屾弧瓒冲噺閲嶃€佺儹绠＄悊鐨勫簲鐢ㄩ渶姹侞 (闄剁摲棰楃矑鍚噺50~70vt%)
