prov:value
| - Materials of workpieces include, but are not limited to, metal and metal alloys, such as carbon steel, tool steel, chrome, stainless steel, brass, aluminum, high nickel alloys, and titanium, glass, organic thermosetting polymers, organic thermoplastic polymers, rubber, painted surfaces, ceramics, wood, and inorganic materials, such as marble, stone, granite, and the like.
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