The AlN sintered body is manufactured by sintering a molded body consisting of an AlN powder and a halogen containing rare earth element compound in an inert atmosphere at 1,000 to 1,700° C., {HEAD ~ preferably 1,300°} to {TAIL ~ 1,600° C.}, and most preferably 1,300° to 1,550° C 
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The AlN sintered body is manufactured by sintering a molded body consisting of an AlN powder and a halogen containing rare earth element compound in an inert atmosphere at 1,000 to 1,700 ° C. , { HEAD ~ preferably 1,300 ° } to { TAIL ~ 1,600 ° C. } , and most preferably 1,300 ° to 1,550 ° C
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