shopcImage: shopcPellethardnessis one of the most important characteristics indicating process quality and it can now be measured immediately after pelletshave left the cooler. Monitor your pelletizing process with a hardness tester Pellet hardness tester - quality control solutions | suppliers Was this helpful? How to Regulate Feed Pellet Hardness In pellet hardness test, we desperately cool the same feed pellets for many times in different cooling periods: 5 minutes, 10 minutes and 15 minutes, then test the granule hardness. It has shown that for lower hardness pellets, cooling period has little affect on its hardness, but for greater hardness pellets, the longer the cooling period the lower the hardness.[PDF] Pellet Hardness Tester - UMB 100 kg. By determining hardness, it is possible to compare different mixtures and batches, and an immediate quality control without time- consuming laboratory tests is obtained. test any kind of pellet up to 9 10 8 2 1 7 6 5 4 6 3 9 10 8 2 1 7 6 5 4 6 3. The indicator will Pellet Hardness Testing - Cartridges Purchased at 2019 ATA Aug 19, 2019The pellet size is another one that needs to be looked at since SAAMI allows a half-size tolerance on what is published on the box. So that box of 7-1/2 shot can have 8's and 7's and still meet SAAMI.