| 摘要 |
A material conveying auger (14) comprising a first flight portion (17) for metering said material within a wide range of conveying rates dependent upon rotational speed of said auger, characterised in that, a second flight portion (18) starting at a mixing section (22) is provided downstream of said first portion (17) in the conveying direction, said second flight portion (18) having a plurality of interposed flights (20, 21) providing a plurality of entrances (23, 24) and exits respectively being equal to the number of said interposed flights (20, 21). |
