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2. Hendrick Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Hendrick_Manufacturing_Company

   Hendrick Manufacturing Company is an American perforated metal manufacturer founded in 1876 in Carbondale, Pennsylvania, where it is still based. Over the years, additional manufacturing locations were established in California, Tennessee, Kentucky and Illinois. Plants in Pennsylvania, Kentucky and Illinois are still in operation.

3. Perforated metal - Wikipedia

   en.wikipedia.org/wiki/Perforated_metal

   Perforated metal has been utilized across a variety of industries including, but not limited to: Ceiling of Culture Palace (Tel Aviv) concert hall is covered with perforated metal panels Perforated steel Marston Matting airfield. Architectural - infill panels, sunshade, cladding, column covers, metal signage, site amenities, fencing screens ...

4. Aluminum industry in the United States - Wikipedia

   en.wikipedia.org/wiki/Aluminum_industry_in_the...

   In 2014, by contrast, the US ranked sixth in primary aluminum production, and provided only 3.5% of world production. US production of primary aluminum peaked in 1980 at 4.64 million metric tons. Since then, US primary aluminum production has fallen by more than half, but secondary production has increased, making up much of the difference.

5. Marston Mat - Wikipedia

   en.wikipedia.org/wiki/Marston_mat

   RAF aircrew with one of their Bristol Beaufighters on a PSP airstrip at Biferno, Italy, August 1944. Marston Mat, more properly called pierced (or perforated) steel planking (PSP), is standardized, perforated steel matting material developed by the United States at the Waterways Experiment Station shortly before World War II, primarily for the rapid construction of temporary runways and ...

6. Chicago Metallic Corporation - Wikipedia

   en.wikipedia.org/wiki/Chicago_Metallic_Corporation

   In 1893, Chicago Metallic Sash was founded in Chicago, manufacturing zinc sash, which was in the 1900s preferred by architects like Frank Lloyd Wright. [1] Chicago Metallic Sash became the industry leader in zinc sash bar production. [3] In 1951, DAMPA developed the first perforated metal ceiling in the world. In 1959, the company's name was ...

7. Alcoa - Wikipedia

   en.wikipedia.org/wiki/Alcoa

   Alcoa Corporation (an acronym for "Aluminum Company of America") is an American industrial corporation.It is the world's eighth-largest producer of aluminum. [2] [3] Alcoa conducts operations in 10 countries.