American Machinist

Sinker-EDM additive.(EDM)

White 3 additive for EDM dielectric oil is said to improve finishing times of large-shaped electrodes as much as 50%. The additive forms an alloy layer on completed cavities that is resistant to corrosion and reduces microcracking. White 3 is maintenance free because it contains no silicon additives and does not adhere to worktank interiors. …

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