Article published the May 18, 2017
Pelleting is the most used thermal processing method in poultry industry. The aim of pelleting processing is to agglomerate ingredients particles by mechanical action, in combination with moisture, pressure and temperature. Broilers fed pelleted diets present greater feed intake, better feed conversion ratio and greater weight gain [1-3]. The positive effect of pelleting on broile ...
Article published the April 27, 2017
The pelleting operation is one of the most expensive processes with regards to the fixed and variable costs. For this reason, efficient pellet production is aimed and pellet press should deliver a high yield of dust-free and resistant pellets to optimize the feed mill operations. Besides the types of ingredients, amount of added fat, feed particle size, die’s comp ...
Article published the April 6, 2017
Starch is stored in plants as granules. The starch granule is a structure composed by crystalline and amorphous regions and, due to the lower order of cristallinity, the gelatinization occurs first in the amorphous region than in the crystalline region (Lund & Lorenz, 1984). When the starch granule is submitted to heat, moisture, and shear force during feed expansion and or cond ...
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