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Boric Acid Sealer

Non-Chromated Boric Acid Base Sealer for Ultra-Blak 400/400-L and Kool-Blak 225 Meeting MIL SPEC DTL-13924 E

For Industrial Use

E-Tec 555

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E-Tec 555 does not contain any chromates and thus it eliminates costly disposal problems. E-Tec 555 significantly improves the corrosion resistance of E-Tec rust preventives.

E-Tec 555 complies with MIL SPEC DTL-13924 E (12 September 2019) when used with Ultra-Blak 400/400-L and Kool-Blak 225.

E-Tec 555 is a liquid concentrate which is diluted with water and then applied by either immersion or spray at economical low concentrations.

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There is a small fee for samples shipped in the continental U.S. This can range from $10–$75. Products shipped outside the continental U.S. can be subject to certain restrictions. Freight charges may range from $75–$300.