Chicago Flame Hardening

Operational for more than 50 years, Induction Heat Treating Corporation is a family-owned and operated business that offers a range of flame hardening solutions. Its services include induction annealing, tempering, case hardening, metal treating and scanning. The company also provides a variety of scan hardening solutions. Induction Heat Treating Corporation offers various tooling and automation services. The company has achieved ISO 9001:2000 certification from the International Organization for Standardization. Its clients include Caterpillar, TRW, John Deere, Chrysler and Case. Additionally, Induction Heat Treating Corporation provides delivery services. The company offers a range of engineering, inspection, maintenance, scanning and metallurgical support services.

Founded in 1985, Rackow Polymers Corporation is a plastic injection molder. Based in Bensenville, Ill., the firm offers a range of products, such as snap tie cones, coil setting plugs, dowel tubes, insert plugs, twist locks, rebar saddle and positioners, to name a few. Additionally, it provides patch caps, grout rings, nylon storm shutter bushings, utility boxes, shim plates, bar guards and fence guards. It serves a selection of plastic products for the construction and concrete industry. Rackow Polymers Corporation has a facility of 40,000 square feet production building with silo capacity for 500,000 pounds of material. The company also has a facility of 80,000 square feet for off site shipping warehouse.

Founded in 1915, Allmetal is one of the leading manufacturers of laser-welded air spacer and decorative products and components for the insulated glass, window and door industry. A privately held company, it manufactures wide range of laser welded air spacers in different profiles, and full range of widths and materials. The variety includes Hi-Q nickel-zinc alloy, aluminum and stainless steel components. It also offers a full line of decorative products available in an extensive array of standard colors, such as muntin bars, keepers, locators, clips, intersects, connectors and starbursts. Additionally, Allmetal provides preslit tin plate steel and painted aluminum for use with intercept system, intergrid muntin bar, contour muntin bar, and screen channel systems. The company also operates injection molding, tooling and design, and fabrication machine divisions. Located in Itasca, Ill., it offers its services worldwide through its distribution facilities across the United States.