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Feature size changes of the plastic component generally do not occur. Post stress relieving is usually required as vapor polishing sets up surface stresses that can cause crazing [citation needed]. Plastics that respond well to vapor polishing are polycarbonate, acrylic, polysulfone, PEI, and ABS.
Operator skill is critical with this method. When done properly, flame plastic polishing produces the clearest finish, especially when polishing acrylic. This method is most applicable to flat external surfaces. Flame polishing is frequently used in acrylic plastic fabrication because of its high speed compared to abrasive methods.
Headlight restoration or plastic headlight restoration is the act of restoring aged headlight lenses that have become discolored or dull due the original factory UV protective coating degrading primarily due to UV light and other environmental factors such as road debris impact (stones, sand, etc.) rain, and exposure to caustic chemicals.
Other applications, including polycarbonate sheets, may have the anti-UV layer added as a special coating or a coextrusion for enhanced weathering resistance. Polycarbonate is also used as a printing substrate for nameplate and other forms of industrial grade under printed products. The polycarbonate provides a barrier to wear, the elements ...
Special mention is in order, regarding the cutting of polycarbonate sheet (or other "tough" plastics). Polycarbonate sheet, used in bulletproof glass and safety shields, has the tendency to stretch instead of cut. When cutting polycarbonate sheet, it is absolutely essential to have a new or recently re-sharpened carbide blade.
Green Earth's American-made G-OIL and G-CLEAN branded lubricants recycle plant and animal fats to make biodegradable performance chemicals. Related: Ways to Stop Wasting Money on Your Car Amazon