Carbon dioxide found popularity as a refrigerant for comfort cooling in the 1920s, before being replaced by more convenient CFCs (chlorofluorocarbons) in the 1930s and then HFCs (hydroflurocarbons) in the 1990s. But with the Kyoto Protocol, an international treaty requiring industrialized nations to lower their collective greenhouse gases 5 percent below 1990 levels by 2012, carbon dioxide has come back into the limelight as a hope for a safe and effective refrigerant replacement.
Assembly by Die Casting is used as the joining medium to assemble multiple small components up to 6 in. (150 mm) in diameter, and as the production method to form additional components directly on the assembly.
Structural adhesives are designed to bond metal to metal or to plastic, fiberglass or other substrates. Typical adhesives include two-component epoxies or modified acrylics.
Ultrasonic technology is providing Lasko Products with reliable, consistent bonding in the assembly of reservoir jugs for its humidifiers and other household appliances.
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