网页Jun 01, 2004 · Advantages of extruded shrimp feeds. While extruded shrimp feeds are perhaps U.S. $10 per metric ton (MT) more costly to manufacture than pelleted feed, they save $20 to $50 per MT in raw material expenses. This amounts to a net savings of U.S. $10 to $40 per MT. Reduced raw material expense is achieved by the substitution of high