Assertion: lignin | /r/CapableOf | use a two-roll mill
Facets:
value: at 20 rpm
type: TEMPORAL
Source sentences:
text: The lignin, epoxy resin, polyamine, and wood flour were blended using a two-roll mill (SK-160, Yangzhou Tianfa testing Machine Co., Ltd., China) at 20 rpm and a temperature of 20 to 30 °C for 15 to 25 min.