T32 3.00-inch Piston Cup (SKU 0856-28-300-00), molded from HNBR rubber with Kevlar fiber reinforcement via vulcanization (hardness 85 Shore A), metal core made of ASTM A29 42CrMo alloy steel, pressure-resistant ≥7500 PSI, API 7K-compliant mud pump component, tear strength ≥50kN/m, 1200h salt spray corrosion-free.
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