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.

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.

Learn More

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.

Learn more

Metal Guard 700

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

Learn more

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.

Learn more

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