Table, pull type and radial circular saws similar to those used for cutting wood or metal are suitable for cutting Lucite methyl methacrylate resin. Blades with from 5 to 8 teeth per inch and no set give good results when running at a rate of about...
Armco Steel Corporation, Ashland, Kentucky, thirty two inch blooming mill rebuilt from a mill built in1922-24, Designed to handle blooms from 8 inch square to 13-1/2 inch square.
National Steel Corporation, Great Lakes Steel Division, Detroit, Michigan. Continuous caster. At bottom of caster, 98 inch wide by 9-1/2 inch thick slabs are cut into 30 foot lengths
American Steel and Wire Company, Donora Works, Donora, Pennsylvania. 8 pass roughing mill in which the billets are rolled down from a 4 x 4 inch to a 3/4 inch square section
Bethlehem Steel Corporation, Lackawanna, New York, 10 inch continuous bar mill installed in 1947 and shut sown in 1977 being replaced by a new 13 inch bar mill
Band saws are often used for cutting curves of large radius in Lucite methyl methacrylate resin. Because of the length of band saw blades, they dissipate heat more rapidly than do circular saws. Accordingly, they operate at lower temperatures and...
Standard wood and metal turning equipment, including hand fed lathes, turret lathes and automatic screw machines, are suitable for turning Lucite methyl methacrylate resin. A tool used for cutting steel will perform satisfactorily. It can be...
This photograph demonstrates the exceedingly fine particle size of Ludox colloidal silica, a new product of the DuPont Company. This picture was taken with an electron microscope. The magnification is 25,000 diameters. This high magnification was...
Compressors are basic tools for making ammonia for industry and as a starting material for other products of the Belle WV plant of DuPonts Polychemicals Department. Six of a battery of fifteen primary compressors in line build up fast pressures in...
Fifteen specifically engineered hyper compressors like this one take gas previously compressed to 450 pounds per square inch and building the pressure up to 12,000 pounds per square inch at the Belle WV plant of the DuPont Company Polychemicals...
Fifteen specifically engineered hyper compressors like this one take gas previously compressed to 450 pounds per square inch and building the pressure up to 12,000 pounds per square inch at the Belle WV plant of the DuPont Company Polychemicals...
Hendrick writes to confrim Milne's receipt of the wire. He also mentions that he uses a 9 1/4 inch water glass rather than the standard 6 inch glass. Hendrick wants to know if the boiler must be fired up by torch. He does not favor that...
Caption text on photo: "Standard wood and metal turning equipment, including had fed lathes, turret lathes, and automatic screw machines, are suitable for turning 'Lucite' methyl methacrylate resin. A tool used for cutting steel will perform...
Table of Contents: An enviable record; Thrills, ask a cameraman; Carney's Pont game farm; Another DuPont service; Fine chairs are made at Grand Ledge; Factory economy and lighting; What happens to powder kegs; Bright colors for ottomans;...
Periodicals; Chemical industry; Defense industry; War work; Ammunition; Textile industry; Lumber industry;
Table of Contents: Tighten your belt; DuPont war heroes; Big inch; Proving the ammunition; Zelan helps cotton clothe an army for action; Soldiers of the soil; Flame-testing lumber; Uncle Sam's nieces, in industry; Stop check thieves and know your...
A navy F2H-2P Banshee photo plane equipped with a forward firing aerial mapping and reconnaissance camera installed on its nose, lands aboard the aircraft carrier USS Essex (CVA-9). It banks in its approach, levels off, gets a cut from the landing...
Smithtown PA- Meet 52 year old Victor Pegoris, bituminous coal miner- a superman who hasn’t taken a day off this century since January 1, 1940 and has a letter from his boss, President of Pittsburgh Coal Company to prove it. Victor is a 186 lb...
