PoO, conduct pre-construction preparation of the sMay 13, 2013Bishop Process Facilities Plan Accepted Vancouver, B.C.: CMC Metals Ltd. (the "Company") is pleased to announce that the Bureau of Land Management (BLM) has provided preliminary approval to the Plan of Operation for the Companies Bishop Processing Facilities located in Bishop California, subject to a 30 day objection period. The Plan approval will allow the Company to proceed to construct the Class A tailings impoundment, implement the facility upgrades, plus commission and operate the facilities. During the next 30 days, the Company will conduct pre-construction preparation of the site, have the contractor quotes updated, and start the electrical testing of the existing equipment. Once the contractor's quotes have been obtained, the Company will provide an update as to the scheduled commissioning and production dates. Current mill capacity is 50 tons per day. As part of the upgrades, the plan is to increase the capacity to 100 tons per day.Don Wedman, CEO and President of the Company stated "The Bishop Mill facilities are an exceptional asset that will expand the Companies capabilities in Inyo County, provide growth to the Company and much needed employment to the Bishop area. The Company is excited about finally being able to go forward and demonstrate that the facilities are capable of exceeding the financial, environmental and social goals for this asset." In compliance with NI 43-101, Don Wedman, P. Eng., President and Chief Executive Officer of the Company, is the Qualified Person who prepared or supervised the preparation of the technical information presented in this news release. This news release was prepared on behalf of the Board of Directors, which accepts full responsibility for its contents. >