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塑(su)料(liao)低(di)溫(wen)(wen)脆(cui)化沖(chong)擊試驗儀本儀器(qi)采用(yong)進口全封閉與電子制(zhi)(zhi)冷(leng)(leng)(leng)相結合(he)的低(di)溫(wen)(wen)制(zhi)(zhi)冷(leng)(leng)(leng)器(qi),替代傳統的二氧化碳干冰冷(leng)(leng)(leng)劑作為冷(leng)(leng)(leng)浴(yu)的冷(leng)(leng)(leng)卻(que)手段(duan),根據GB/T5470（等同于(yu)ISO974-80）標準規(gui)定的試驗方法,測定軟質(zhi)塑(su)料(liao)的脆(cui)化溫(wen)(wen)度(du).由(you)制(zhi)(zhi)冷(leng)(leng)(leng)壓縮機(ji)組, 冷(leng)(leng)(leng)浴(yu),沖(chong)擊裝置和溫(wen)(wen)度(du)控(kong)制(zhi)(zhi)箱(xiang)三部分組成(cheng). 冷(leng)(leng)(leng)浴(yu)溫(wen)(wen)度(du)由(you)數字溫(wen)(wen)度(du)控(kong)制(zhi)(zhi)儀控(kong)制(zhi)(zhi),控(kong)溫(wen)(wen)精確. 沖(chong)擊裝置采用(yong)加(jia)速垂直沖(chong)擊方法.