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HMA-250 ASTM Tired Wheel Assembly is used with the HM-614 Accelerated Polishing Machine to maintain an 88lbf (391N) load on the road wheel as required by ASTM D3319. This Goodyear pneumatic assembly is 8in (203mm) in diameter and 2in (51mm) wide and meets ASTM and AASHTO standards. During testing, the tire maintains continuous contact with HMA-240 Abrasives-Silicon Carbide Grit.
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