Rust Preventative

Tried and Tested, Total Rust and Corrosion Protection

Whether your products are being shipped overseas, sitting in inventory on a shelf, or waiting for the next metal finishing process, they represent a significant dollar investment. You want to protect that investment from rust and corrosion. That’s where Hubbard-Hall can help.

This is an aqueous line of rust preventives that are completely water-miscible, low to no VOCs, and are easily removed for further processing such as plating, painting, or powder coating. Hubbard-Hall’s line of Metal Guard products offers 42 displacing variations specific to your needs.

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Metal Guard® Classes

Solvent

Water Displacing

Mineral spirit (Flashpoint >140o F)
Used as received
Soft thin film
Meets Mil PRF 16173 - Grade 3 Specifications

Soluble Oil

Water Emulsifiable

Water/oil emulsion
High flash point
Variable concentration
Soft thin film

Water Based

Temporary or In-Process

No flash point
Variable concentration
Thin film
Available in soft or hard films
Easily removed in alkaline cleaner

One-Step Outdoor Rust Protection

Simplify Your Process
Metal Guard™ 900 is a viscous, solvent-based rust preventative for extended indoor and outdoor exposures on bare metal surfaces – proven effective to protect against corrosion in one easy step.

Our one-step application eliminates the need and cost of equipment. Watch a quick clip on the simple application and removal process.

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Hero Products

Metal Guard 560

Designed to be the final finish.
Solvent-based, water-displacing rust preventative, which can be applied by dipping, spraying or brushing.

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Metal Guard 700

Prevention before corrosion.
An emulsion preventative offering outstanding corrosion protection during storage and transportation.

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Metal Guard 830 HTF

Hot Test Fluid Additive
Metal Guard 830 HTF is a water-soluble, hot test fluid additive designed for high performance internal combustion engines.

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Water Based Corrosion Inhibitors

Product	pH	Recommended Operating Temperature	Concentration	Corrosion Protection (ASTM D-2247)	Substrate
Metal Guard 800-D	11	Ambient	.5-5%	48 hrs. (Over bare steel)	steel, stainless steel
Metal Guard 830 HTF	8.2	Ambient to 160° F	5-20%	50 hrs. (Over bare steel)	castings, iron, steel
Metal Guard 850	11	Ambient	2-4%	36 hrs. (Over bare steel)	iron, steel
Poly Film 2010	11	Ambient	5-10%	36 hrs. (Over bare steel)	steel

Water Displacing Rust Preventative for Dip, Spray or Brush Applications

Product	Base	Flash Point	Film Characteristic	Corrosion Protection (ASTM B-117)	Non-Staining
Metal Guard 450	Solvent	142°F	Dry-to-touch	48 hrs. (Over black oxide)	x
Metal Guard 510	Solvent/Oil	145°F	Oily thin film	100 hrs. (Over black oxide)	x
Metal Guard 560	Solvent/Oil	142°F	Oily thin film	180 hrs. (Over black oxide)	x

Water Emulsifiable Metal Guard Products

Product	Recommended Operating Temperature	Concentration	Corrosion Protection (ASTM B-117)	Corrosion Protection (ASTM D-2247)	Torque Reduction
Metal Guard 320	150°F	5-20%	100 hr. (Black Oxide, 10% solution)
Metal Guard 700	Ambient	50-100%		360 hr. (Bare Steel, 100% solution)
Phos & Oil #168-LC	120-150°F	5-20%	24 hr. (Black Oxide, 10% solution)		x

Wax Emulsions and Acrylic Resins

Product	Properties	Concentration	Corrosion Protection (ASTM D-2247)	Film Characteristic	Stable Emulsion
Metal Guard 600	Acrylic lacquer	50-100%		Clear hard film	x
Metal Guard 660	Styrennated acrylic laquer	50-100%		Clear hard film	x
Metal Guard 914	Wax emulsion	50-100%		Soft dry film	x
Metal Guard 916	Wax emulsion	50-100%		Clear non-tacky UV-traceable film	x
Metal Guard 919	Wax emulsion	50-100%	120+ hr. of water fog exposure	Thin dry film	x