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XNR-400C熔(rong)融(rong)指數儀，符合(he)GB/T3682、JB/T5456、ISO1133標準，適(shi)(shi)用(yong)(yong)于測定熱(re)塑性塑料(liao)(liao)熔(rong)體(ti)質量流(liu)動(dong)(dong)速(su)率(MFR)和熔(rong)體(ti)體(ti)積流(liu)動(dong)(dong)速(su)率(MVR)的儀器.測定熔(rong)體(ti)體(ti)積流(liu)動(dong)(dong)速(su)率是(shi)通過位移傳感器和自動(dong)(dong)記時系統,先測量出(chu)(chu)活(huo)塞移動(dong)(dong)規定距離所需的時間,然后根據公式(shi)計算(suan)出(chu)(chu)體(ti)積流(liu)動(dong)(dong)速(su)率。適(shi)(shi)用(yong)(yong)于熔(rong)融(rong)溫(wen)度較高的聚(ju)碳(tan)酸脂、氟塑料(liao)(liao)、尼(ni)龍等工(gong)程塑料(liao)(liao)的測試，也(ye)適(shi)(shi)用(yong)(yong)于聚(ju)乙(yi)烯、聚(ju)丙烯、聚(ju)苯乙(yi)烯、ABS樹