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Linear Tolerance Angle Tolerance Limit Dimension for Cast Holes and Slots Tolerance for Flatness, Straightness and Roundness Size and Weight Range Surface Roughness

Technica Data for Design Reference Limit Dimension for Cast Holes and Slots: Items Hole Dia (mm) L / D φ 2 -φ 3 L / D ≤ 2 φ 4 - φ 7 L / D ≤ 5 ≥ φ 8 L / D ≤ 10 φ 2 - φ 3 L / D ≤ 1 φ 4 - φ 7 L / D ≤ 2.5 ≥ φ 8 L / D ≤ 3.5 Deeper and more complicated holes and slots can be casted by using soluble wax cores and ceramic cores.

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