Document awMG7mOrqzvM30qkRMZ149gY

the Aluminum Association Incorporated 750 Third Avenue. New York NY. 10017 (21?) 972 1800 June 24, 1977 tff EXHIBIT I | AC!; .:,:. AL--7 22 >j| To: Technical Committee's Task Group on Refractories for Molten Aluminum Subject: Task Group Report Gentlemen: Attached is a draft of the compilation of refrac tories for components of molten aluminum transfer systems prepared at your June 16 meeting in Pittsburgh. Will you kindly review the draft and let me know if you have any corrections. Kindly send your comments to me at our new address - 818 Connecticut Avenue, N.W., Washington, D.C. 20006, where we will be located as of July 1. Many thanks for your help on this. ^Sine^rely, ---y PVM:jg Enc. P. V. Mara cc: K. V. Blankmeyer, Esq. The Mark of Aluminum ALCOAO 0 00009482 REPORT OF ALUMINUM ASSOCIATION' TECHNICAL COMMITTEE TASK GROUP ON REFRACTORIES FOR MOLTEN ALUMINUM TRANSFER SYSTEMS H. E. Miller, Chairman D. D. Foley E. L. Rooy J. D. Svatos H. H. Swarm F. 0. Traenkner 1977-06-16 ALCOAO 000009483 1. REFRACTORIES USED IN PRODUCTION FOR COMPONENTS OF MOLTEN ALUMINUM TRANSFER SYSTEMS C1) ^ Trough Linings Phosphate bonded alumina brick - DV38 (AP Green) - Refrax 50 (Carborundum Co.) Calcium aluminate bonded mineral wool - JM 375 L (Johns Manville) Fused silica castables (Variety of sources 5-designations) Light weight insulating castables: Lite Cast 7528 (General Refractories) HW Lightweight 2800 (Harbison Walker) Blaze Crete 2300 AR (Johns Manville) Panelex Super (Quigley) Kastolite 30 (AP Green) Wahlcast 2250 ES (Wahl Refractories) Wahlcast SJP (Wahl Refractories) Phosphate bonded high alumina plastics (Variety of sources designations) Dense castables: Tabular alumina concietes (Variety of sources designations) Vacuum formed ceramic fiber shapes (Variety of sources designations) Thermosil Castable T.G. Thermosil 910 Molten Metal Maranite Marinite XL Fiberfrax S820 Castable Purocast-N Si-Foam Block #50 Preformed Trough Tile-Si- Foam (Thermo Materials) (Thermo Materials) (Johns Manville) (Johns Manville) (Carborundum Co.) (Glasrock Products, Inc.) (Kaiser Refractories) (Glasrock Products, Inc.) (Glasrock Products, Inc.) ALCOAO 000009484 Basin Linings (Feed Boxes) Brik-Cast A1 (871 Aluminum) (General Refractories Co.) JM 357 L (Johns Manville) Molten Metal Marinite (Johns Mansville) Marinite 65 (Johns Manville) Panelex Super (Quigley) LDS Moldable (Carborundum Co.) Thermosil Castable (Thermo Materials) 2. Headers Molten Metal Marinite (Johns Manville) Marinite 45 (Johns Manville) Marinite XL (Johns Manville) Vacuum formed ceramic fiber (Variety of sources 6 designations) Trough Packing Ceramic fiber rope (Variety of sources designations) Ceramic blanket (Variety of sources designations) High temperature glass fiber (Variety of sources designations) Fiberfrax (Carborundum Co.) Floats Molten Metal Marinite (Johns Manville) Maramet (Johns Manville) Marinite XL (Johns Manville) Marinite 65 (Johns Manville) Stainless Steel (Variety of sources designations) Fused silica and vacuum formed ceramic fiber (Variety of sources S designations) Carbon (graphite) ALCOAOOOOOQ9485 3. Spouts, Control Rods (Metal Distributors for Vertical D.C. Casting) Fused silica (M5T) Foamed silica (MT) Thermo-sil 910 (Thermo Materials) Masrock (Glasrock Products Inc.) Masrock 105 (MT) Glasrock (Glasrock Products, Inc.) Molten Metal Marinite (Johns Manville) Cast iron Graphite Continuous Process Feed Tips Thermosil Castable (Thermo Materials) Molten Metal Marinite (Johns Manville) ALCOAO 000009486 Experimental Refractory Board .Materials ^2) (3) XL Board (Johns Manville) WRP Board (Refractory Products Co.) Monolux 50 "M" Board (Cape Board and Panels, Ltd.) (Babcock and Wilcox) D-28 Board (Enercon Co.) Pyroceram (Corning Glass Co.) Insural 50 (Foseco) Centolite 50 (CMT Industrial Supplies Ltd.) 4. (1) Materials reported by members of the Aluminum Association as having been used in commercial production for components of molten aluminum transfer systems. (2) Materials reported bv members of the Aluminum Association as having been tested for use with molten aluminum. Insuf ficient testing has been done to determine their suitability for production use, nor is commercial availability assured. (3) These lists of proprietary products have been provided by member companies of the Aluminum Association as a service. No attempt has been made by the Association to evaluate their effectiveness, nor does listing here constitute an endorsement, or warranty that they are suitable for the purpose. The list is not to be considered all-inclusive; other equally suitable products may be available. The responsibility for the selection, determination of suitability and proper application of any refractory products is left to the user. ALCOAOOOOOQ9487 5 Company Addresses The Carborundum Company, Carborundum Center, Niagra Falls, New York 14302 A.P. Green Refractories Co., Green Blvd., Mexico, Mo. 65265 Etc. ALCOA0000009488