Aluminum Finishing and Anodizing Processing Available
from D-CHN
Aluminum
Finishing and anodizing processes is the combining science with
nature to create one of the world's best metal finishes. For over 40
years D-CHN has been providing aluminum finishing processing of
components and products to a wide range of industries.
Aluminum finishing using a hard anodizing process when you need to give an aluminum surface the hardness
of casehardened steel while maintaining the lightweight and strength of the aluminum For that, you need
Duralectra. We make extensive use of the Sanford ProcessŪ, a hard anodizing process that is so versatile it
enables us to hardcoat virtually all alloys (including 2000 series).
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| HARDCOAT ANODIZE (TYPE III) |
ANODIZING (TYPE II) |
CHROMATE, IRIDITE, ALODINE |
Where the Aluminum Finishing Always Comes First
When you need to give an aluminum surface the hardness of case-hardened steel while maintaining the light-
weight of the aluminum, you need DURALECTRA-CHN. Our custom finishes will make your surface sapphire-
hard, corrosion and abrasion-resistant, help it conduct and resist heat, give it lubricity, dielectric properties,
and even color it. We make exclusive use of the SANFORD PROCESSŪ, a proprietary, hard anodizing that is so
versatile it enables us to hard coat virtually all alloys (including 2000 series & cast) and to meet your particular
requirements.
Today, D-CHN is solving aluminum finishing
problems and supplying quality finishes for all of the following
industries:
| Medical and Pharmaceutical |
Marine Accessories |
| Consumer Products |
Industrial Machinery |
| Hardware and Tools |
Automotive |
| Computer Components |
Military Suppliers |
| Gears and Pulleys |
Advertising Specialties |
| Writing Instruments |
Electronics |
| Cookware and Serving Pieces |
Camping and Hiking Equipment |
| Cosmetics and Fashion |
Aerospace Technologies |
| AND MORE |
Services for Aluminum Finishing
Quality Control of Aluminum Finishing
Useful Link for Aluminum Finishing
Aluminum finishing using a hard anodizing process when
you need to give an aluminum surface the hardness of casehardened steel
while maintaining the lightweight and strength of the aluminum. For
that, you need Duralectra. We make extensive use of the Sanford
Process®, a hard anodizing process that is so versatile it
enables us to hardcoat virtually all alloys (including 2000 series).
The Sanford Process® is the leading
technology in the global hard anodizing market for aluminum finishing.
Advantages of the Sanford Process® include the
capability of hard anodizing all aluminum alloys, higher abrasion
resistance, superior coating hardness and uniformity, higher thermal
conductivity and corrosion resistance, and the ability to dye with
bright vibrant colors.
Developed more than forty years ago, hard anodizing is
an electrochemical process that involves placing an aluminum finishing
on a part using an electrolytic bath and applying electrical current
through the bath. This process forms an oxide coating (sapphire-hard)
on the aluminum part. The oxide coating is built up by a process of
anodic oxidation in a cooled acid electrolyte, thus preventing any
thermal or physical distortion of precision-engineered components. This
oxide coating can be harder than case hardened steel and provide
excellent abrasion resistance; it is protective to the aluminum part
and can be very durable.
Coating Properties: The coating properties are
dependent upon alloy type and the process specification will typically
give details of: Thickness, Corrosion Resistance, Hardness & Wear
Resistance, Electrical Resistance, Temperature Resistance, and Friction
Coefficient after Lubrication
Hard Anodizing Quality: Duralectra
is a NADCAP approved vendor for the major aerospace and commercial
contractors. We certify to government and commercial specifications Duralectra
uses the following standards when Anodizing Aluminum (Sulfuric Acid):
Mil-A-8625, Type III, Class 1 and 2, BAC-5821 Class 1 and 2, AMS-2468,
and AMS-2469. Testing for Inorganic Chemical Treatments, Duralectra
applies Taber Testing, Coating Thickness, Coating Weight and Salt Spray
Testing using an outside testing laboratory.
About D-CHN
For more than forty years, DCHN has been polishing its reputation for unsurpassed excellence. With DCHN's
strict quality controls in place, we've become an industry leader and provide state-of-the-art anodizing and
metal-finishing services covering a wide range of customer needs such as aluminum and titanium anodizing,
electro-polish and passivation, as well as other related services. Discover how our services can work for you.
D-CHN is an ISO 9001:2000 certified Company. All of our processes are validated IQ, OQ, PQ to ensure
consistency of service. The company is regularly audited by the most demanding customers from the medical,
aerospace, nuclear, and other high tech fields.
D-CHN provides a range of additional services that take cost, complexity, and time out of our customers supply
chain decisions.
D-CHN has a modern production facility and contains one of the largest processing capacities of Anodizing and
Hardcoat Anodizing for consistent, economical and fast processing of both large parts and large quantities.
D-CHN is a subsidiary of Katahdin Industries Inc. More information can be found at
www.katahddin-inc.com.
Aluminum Finishing and Anodizing
Processing Available from D-CHN
One Shorr Court •
Woonsocket, RI 02895
Tel - (401) 597-5000 • Fax - (401) 597-5485
© 2010 D-CHN LLC
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