• Draft angles are not required.
• Try to keep casting sections to a uniform thickness, avoid having several section meeting at one point.
• Avoid heavy isolated sections.
• Avoid sharp internal corners; a small radius of 0,5mm minimum is preferred.
• Most hole can be cast at clearance, reaming or tapping sizes.
• Specify all numbering, logos and lettering required and state embossed or debossed. Normally embossed within a sunken recess is preferable.
• Indicate the amount of machining allowance if required.
• Casting feed pads are normally placed at the heaviest section, in a flat area for ease of removal.
• Avoid deep narrow blind channels or pockets if possible.
• Select a suitable alloy from the standard alloy ranges cast.
• Section sizes of less than 1,0mm can be cast locally, but sections of >1,5mm are preferable.

Cast Hole Features