IAI America SSPA - Manual (Page 69)

10. Options
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10.9 Rust prevention film processing
The rust prevention film processing is the one that the rust prevention processing (electrolysis rust prevention
black film processing) was given to the base reference surface (bottom and the side reference surface) and the
slider reference surface (top and the side reference surface). Used to suppress rusts and dusts. Option of SSPA.
It is used to suppress the environment. The models are expressed with MD.