certificato lampre 1-4.jpg · Taber abrasion resistance Index of abrasion after 1000 cycles with...
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certificato lampre 1-4.jpg · Taber abrasion resistance Index of abrasion after 1000 cycles with mole type CSIO, weight 500 g per mole ASTM G53-96 55 ± I-IV—A 340 Irradiance only