Plexiglass has the above excellent properties, making it extremely versatile. In addition to being used as a canopy on the aircraft, windshield and chords, it is also used as a windshield and window f
Alec process characteristics: 1. Polymethyl methacrylate contains a polar side methyl group, which has obvious hygroscopicity, and the water absorption rate is generally 0.3％-0.4％. It must be dried be
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