| There are four main methods for dealing
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| | rinsed with water and then put in another
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| with rusty metal including: mechanical
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| | tank of alkaline solution and the rust
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| removal (grinding, sand-blasting, etc.),
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| | removed electrolytically. This is an
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| specialty paints, acids, and chemical
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| | effective process, but requires a
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| converters. With the exception of
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| | topcoating within a few days or rust will
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| chemical conversion, most procedures for
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| | start. Because of the cost of this type
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| removing rust involve dangerous toxic
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| | of operation, these facilities are
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| chemicals or require special
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| | usually only available in large
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| equipment.Mechanical Removal
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| | metropolitan areas.Chemical Conversion
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| One of the most common methods of
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| | A very old method of protecting metal
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| removing rust is by the use of grinders,
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| | from rusting is through chemical
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| wire brushes, sandpaper, and sand
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| | conversion. Blacksmiths were probably the
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| blasting. These mechanical methods
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| | first to discover this procedure when
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| physically remove the rust from the metal
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| | they coated their tools with oil and then
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| surface. For minor rust, sandpaper will
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| | heated them in a forge. This process
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| effectively remove rust.Heavy rust
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| | created a very hard coating on the tool's
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| requires the use of power equipment that
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| | surface, protecting it from rust. Known
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| tears the rust away from the surface,
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| | later as "magnetite," this very hard form
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| exposing bare metal. Sandblasting forces
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| | of iron oxide is one of the most
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| large amounts of sand against the metal
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| | effective means of eliminating rust. And
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| surface, breaking down the rust and some
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| | because magnetite is chemically inert, it
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| metal into fine particles that separate
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| | does not react with oxygen or
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| from the surface.Sand blasting is an
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| | moisture.Non-toxic Alternative
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| effective process, but takes experience
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| | An interesting solution to the toxic
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| and specialized equipment. Additionally,
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| | methods mentioned above is a non-toxic
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| if the metal is not primed immediately
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| | paint that uses the chemical conversion
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| after sandblasting, rust will readily
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| | process. An example of this type of rust
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| form on the porous metal surface.Using
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| | treatment is the Rust Doctor ( Rust
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| mechanical methods requires care because
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| | Doctor is non-toxic, non-flammable, and
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| being too aggressive my damage the metal
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| | biodegradable. It does not have any
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| surface.Special Rust Paints
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| | strong or dangerous fumes and will not
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| There are a few paints on the market
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| | damage paint, glass or plastic. If you
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| that advertise the ability to seal or
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| | get it on your hands, merely wash them
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| encapsulate rust. They have chemical
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| | with soap and water.Two factors make Rust
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| structures that have very tight molecules
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| | Doctor unique as a rust control system.
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| that will not allow moisture or oxygen to
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| | First, the paint is a water based latex
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| reach the rusted metal surface. The
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| | product, allowing brushes and spray
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| effectiveness of these products varies,
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| | equipment to be cleaned up with soap and
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| depending on application and surface
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| | water. In addition, because there are no
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| preparation.Because of the strong
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| | strong acids or solvents in Rust Doctor,
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| chemical nature of these products
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| | it is non-flammable and can be used in an
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| (toxic), gloves should be worn and
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| | enclosed environment without fear of
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| adequate ventilation is important.
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| | dangerous fumes. This is especially
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| Spraying requires special thinning
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| | useful when spraying Rust Doctor in a
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| solvents and specialized breathing
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| | shop or garage.A second advantage of Rust
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| equipment. In addition to being highly
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| | Doctor is the fact it includes a primer
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| toxic, most rust paints are EXTREMELY
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| | that creates an excellent base for
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| FLAMMABLE and should be handled with
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| | topcoating with any kind of paint. The
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| caution.Acids
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| | Rust Doctor converts the rust and primes
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| Use of acids to dissolve rust is another
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| | the surface, all in one easy step. Once
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| method for rust control. A number of
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| | the conversion process is complete, the
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| products on the market that deal with
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| | surface is left with a heavy coating of
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| rust contain phosphoric acid. Acids
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| | this latex primer. In one step, the rust
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| dissolve the rust and leave behind a thin
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| | is converted to magnetite and surface is
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| oxide coating on the surface. Because
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| | primed. This primed surface will accept
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| this coating is thin, it needs to be
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| | sanding primers, making it possible to
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| protected by topcoating with a quality
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| | create as smooth a surface as desired.So
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| exterior paint.When using acids, it is
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| | next time you are facing a piece of rusty
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| important rinse off the metal before the
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| | metal, consider all of your options
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| acid begins attacking the solid metal
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| | carefully for removing the rust. Make
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| that remains after the rust is dissolved.
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| | sure to choose the very best solution for
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| Gloves should be worn and adequate
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| | your specific needs. It may just be that
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| ventilation is required when using acids.
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| | the best, easiest solution for you is a
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| Because of the strong fumes associated
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| | one-step, non-toxic application of the
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| with acids, spraying requires special
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| | Rust Doctor.Rodger Busse owns The Rust
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| breathing equipment.Another process
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| | Doctor. This one-step non-toxic solution
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| similar to the acid removal process is
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| | allows you to convet and paint over rusty
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| commercial stripping. In this process,
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| | metal in one easy step. Visit The Rust
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| metal (even an entire car frame) is
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| | Doctor at It can be used on cars,
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| dipped in a large tank of caustic soda at
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| | trucks, boats, motorcycles, farm
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| an elevated temperature. After the paint
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| | equipment, and household items.
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| is dissolved, the metal is removed and
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