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Durable Frac Sand Proppant for Optimal Oil Fracturing Efficiency. High Crushing Resistance: Available in 52MPa, 69MPa, and 86MPa series with specific crush rate requirements. Ultra-High Strength Series: Designed for closing pressures exceeding 86MPa with superior durability. High Purity Grade: Industrial grade ceramic balls with 99.5% purity for optimal performance. Customizable Mesh Sizes: Available in 20/40 and 16/30 mesh sizes to meet specific fracturing needs. Versatile Applications: Ideal for oil extraction and frac sand proppant in oil & gas fracturing. Flexible Lead Time: Off-season delivery within 15 workdays; peak season takes one month.