What is Motorcycle Powder Coating?
So, you've heard of it, but, you're not quite sure exactly
what powder coating is. According to the Powder Coating Institute's web
page, "Powder coating is an advanced method of applying a decorative and
protective finish to a wide range of materials and products that are used
by both industries and consumers. The powder used for the process is a mixture
of finely ground particles of pigment and resin, which is sprayed onto a
surface to be coated. The charged powder particles adhere to the electrically
grounded surfaces until heated and fused into a smooth coating in a curing
oven. The result is a uniform, durable, high-quality, and attractive finish."
There, so now you know! Or do you?
Automobile and Motorcycle Powder Coating
Part 1:
Eastwood's
HotCoat® guns, like most powder coating guns, apply a negative
electrostatic charge to the flour-fine powder (that magical mixture of
"pigment and resin"). This charge is high voltage; up to 25,000 volts
(100,000 volts on industrial guns), but fortunately very low amperage
(the amps are the part of electricity that can really hurt you). Since
this powder is made of resins, we know that it falls in the general classification
of "plastics". As a member of the plastic family we know that it is a
poor conductor of electricity. So once the particle is charged, it gives
up that charge very reluctantly. This is what causes the powder to "cling"
to the substrate being coated. The negative ions in the particle slowly
fight their way to the positively charged substrate. This slow flow of
ions from particle to substrate is what holds the particle on the substrate.
Putting it another way, think of the positively charged substrate as "sucking"
the negative ions out of the particles, causing them to stick.

Automobile and Motorcycle Powder Coating
Part 2:
Why Is Powder Coating Better?
- More Durable - Powder
coating gives consumers, businesses, and industry one of the most economical,
longest-lasting, and most color-durable quality finishes available.
Powder coated surfaces are more resistant to chipping, scratching, fading,
and wearing than other finishes. Automobile and motorcycle powder coating
color selection is virtually unlimited with high and low gloss, metallic,
and clear finishes available. Thanks to the UV resistance of many of
the powders, colors stay bright and vibrant longer. Texture selections
range from smooth
surfaces to a wrinkled or matte finish, and rough textures designed
for hiding surface imperfections.
- Protects the Environment - Powder coating is
also highly protective of our environment. While liquid finishes contain
solvents which have pollutants known as volatile organic compounds (VOCs),
powder coating contains no solvents and releases negligible amounts,
if any, of VOCs into the atmosphere. Thus, there is no longer a need
for finishers to buy costly pollution control equipment. In addition,
most automobile and motorcycle powder coating overspray that does not
adhere to the part can be retrieved and reused. Although this
is not always practical for many low-volume users, this can virtually
eliminate the waste commonly found in liquid finishing processes.
- Saves Money - Elimination of VOCs and reduction
of wastes while motorcycle powder coating or powder coating in general
saves money and helps companies comply more easily and economically
with the regulations of the U.S. Environmental Protection Agency. In
fact, one of the major elements in expanding the market for powder coating
has been the implementation over the past 30 years of stringent air
pollution control legislation.
Automobile and Motorcycle Powder Coating
Part 3:
Where Is Powder Coating Used?

- Appliances - The appliance industry benefits from powder
coating on front and side panels of ranges and refrigerators, washer
tops and lids, dryer drums, air-conditioner cabinets, water heaters,
dishwasher racks, and cavities of microwave ovens. Powder coating has
also replaced porcelain enamel on many washer and dryer parts.
- Architecture/Building - The architectural and building
market powder coats aluminum extrusions used on frames for windows and
doors and modular furniture. Many highway and building projects use
powder coating on light poles, guard rails, signs, posts, and fencing.
- Automotive/Motorycle Powder Coating - Henry Ford once
said, "You can have a Model-T in any color you want. So long as it's
black." For an industry once focused primarily on manufacturers' needs,
powder coating is transforming the motorcycle and automotive industry
with faster production times and lower operating costs, plus irresistible
value propositions for consumers. For years, conventional liquid coatings
were the standard. But these automotive and motorycle powder coatings
can emit dangerous VOCs at their application stage. Powder coatings
eliminate most environmental concerns and the need for costly waste
disposal systems. Because automobile and motorcycle powder does not
run or drip, the result is a uniform, superior-quality finish.
Automobile and Motorcycle Powder Coating Part 4:
Trends in motorcycle powder coating are to get a top coat
over the powder and you'll have a coating that will last almost forever.
Other top coats can be applied to create special effects.
For Custom builders you can get apply a special molding
that can be powder coated which will smooth out the welds and joints on
custom chopper frames, gas tanks and fenders.
The second trend in motorcycle powder coating is you can
save parts that have been gouged or scratched. Because once repaired and
powder coated you won’t be able to tell they were one step away from the
junk yard. This can save you a lot of money.
Conversion from liquid to powder clearcoats for
auto body exteriors is moving rapidly. Powder topcoats resist acid rain,
the sun's ultraviolet rays and road and weather damage, helping cars retain
their "showroom look" much longer and improving their resale value. BMW
and Volvo are using it on their new model cars, and GM, Ford, and Chrysler
have formed a consortium to test this technique on their production lines.
Powder coating has made substantial inroads as a primer for car, van and
pickup truck bodies in the United States. Auto body primers in colors
will be next.
There is huge market potential besides the above automobile and
motorcycle powder coating. There is a huge potential for high-heat resistant
powder coatings on aftermarket mufflers, which resist corrosion, protect
against nicks and prolong the life of the muffler. Some companies are
already applying heat-resistant powder to aftermarket mufflers, and the
new-car market is thought to be two or three years away. Powder coating
is also applied to wheels, grilles, bumpers, door handles, roof racks
and exterior and interior trim. "Under the hood" uses include oil and
fuel filters, brake pads, engine block casings, suspension components
and radiators. Pickup truck and SUV owners can purchase powder coated
side steps, bed rails, luggage racks and toolboxes as dealership add-ons
or in aftermarket stores and catalogs.
Performance car owners can find powder coated special suspension units,
carburetor parts and valve covers, plus flashy rear-view mirror mounts
and other exterior adornments.
Everyday Products - Automobile and motorcycle powder coating projects
are excellerating like crazy. But there are also innumerable everyday
uses for powder coated products such as lighting fixtures, antennas, and
electrical components. Farmers have powder coated tractors and farm equipment.
Fitness buffs powder coat golf clubs and golf carts, ski poles and bindings,
snowmobiles, bicycles, and exercise equipment. Shop owners have powder
coated display racks, shelves, store fixtures, and vending machines. Office
workers use metal furniture, computer cabinets, mechanical pencils and
pens, thumbtacks, and other desk accessories that are powder coated. Parents
have powder coated baby strollers, cribs, metal toys, and wagons. And
home owners have lawn mowers, snowblowers, barbecue grills, patio furniture,
garden tools, electronic components, bathroom scales, tool boxes, and
fire extinguishers which benefit from a powder coated finish. The powder
coating boom has just begun - expect more exciting uses in the near future.
For excellent step by step automobile and motorcycle powder
coating guides and tools, check out these highly recommended products...
Powder
Coating Guns and Kits
HotCoat
Powders
Powder
Coating Books and Videos
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