參照標準standard：

ASTM D1895 03 Standard Test Methods for Apparent Density, Bulk Factor, and Pourability of PlasticMaterials 1； Apparatus for Apparent Density Test, Method A和B制作。

According to ASTM d1803 Standard Test Methods for Apparent Density, Bulk Factor, and Pourability of Plastic Materials 1;Apparatus for Apparent Density Test, Method A and B.

B型漏斗要求

1、量杯的高度24±0.1cm；The height of cup is 24±0.1cm.

2、漏斗與量杯的高度3.8cm；The height between funnel and cup is 3.8cm.

3、漏斗下出口2.54cm±0.16cm；The lower outlet of the funnel is2.54cm±0.16cm.

4、漏斗上開口12.7±1.0cm；The upper opening diameter of the funnel is 12.7±1.0cm.

5、量杯的容積400ml±2.0ml；Cup volume is 400ml±2.0ml.

6、角度：24度；Angle: 24 degrees.

7、材質：不銹鋼材質；Material: stainless steel;

8、配置附件：主機一臺，毛刷1只, 鋼尺15cm ,說明書,合格證