MILLING OPERATIONS Figure 1: Cumulative ash graph example 0.65 Ash (%) 0% M.B. 0.60 0.55 0.50 0.45 0.40 0.35 0.30 0 10 20 30 40 50 % of wheat to B1 60 70 80 RI3DUW,DWÀRXUZLWKDQDVKFRQQt*At = Q1*A142*A2 WHQWRIDQG3DUWÀRXUDW RIZKHDWWR¿UVWEUHDNZLWKDQXQNQRZQ $2 ash content of A2 DVVKRZQEHORZ A2 = 1.561 % ash on 0% Moisture 7RWDO$VK 3DUW$VK&RQWULEXWLRQ %DVLVRU RQD 3DUW$VK&RQWULEXWLRQ 0RLVWXUH%DVLV CONCLUSION Development of a cumulative ash curve SURYLGHV D XVHIXO ¿QJHUSULQW IRU ERWK wheat and mill performance. Conditions of sample collection and calculations PXVW EH FDUHIXOO\ PDQDJHG DQG VFUXWLQL]HGWRXQFRYHULVVXHVRIPLOOEDODQFH DQGDFFXUDF\ 7KHTXDQWLW\DQGTXDOLW\RIÀRXUJHQerated at the numerous production loFDWLRQV LV DQ LPSRUWDQW WRRO IURP ERWK a technical and economic standpoint. +RZZHOONQRZQLVWKHTXDOLW\DQGTXDOLW\ RI ÀRXU JHQHUDWHG LQ \RXU PLOO DQG GRHV LW UHÀHFW D SURSHUO\ EDODQFHG DQG PDQDJHGPLOO" Jeff Gwirtz, a milling industry consultant, is president of JAG Services Inc. He may be reached at jgwirtz@att.net. We want to hear from you - Send comments and inquiries to worldgrain@sosland.com. For reprints of WG articles, e-mail reprints@sosland.com. Fasteners for the Grain Bin & Agricultural Storage Industries Leland is North America's largest producer of agricultural fasteners since 1984. * * * * * Available in carbon steel or stainless Capabilities in both metric and inch series Hexavalent chromium-free R.O.H.S. compliant Carbon steel bolts/nuts, plated JS1000® withstands 1,000 hours of salt spray Stainless products plated JS600 to eliminate galling during assembly * Custom packaging available: plastic pails; bags; cartons 95 Commander Boulevard, Toronto, Ontario, Canada M1S 3S9 * (416) 291-5308 * FAX: (416) May 291-0305 * www.lelandindustries.com 52 2019 / World Grain / www.World-Grain.com 120517_12http://www.lelandindustries.com