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August 2020

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Everything You Ever Wanted To Know About Cadmium*
(*But Were Afraid to Ask)
cadmium plating

Cadmium Plating for Aviation (& other industries)

What is Cadmium?
Cadmium is a white metal that is utilized in the electroplating industry for sacrificial corrosion protection on substrates such as steel, cast iron, copper and other metals subject to corrosion of base material. After cadmium plating, corrosion protection is enhanced by applying a chromate to the coating. It bonds within the cadmium plating as well as sits on top which provides a superior corrosion protection layer as well as a cosmetic finish. Chromate conversions can be yellow, clear, black and olive drab in appearance. All with their own unique and performance enhancing capabilities.

How do we apply Cadmium?
Cadmium is applied through an electroplating process. Parts are placed in a chemical bath using various chemical additions including cadmium metal where current is applied to the part. This current attracts the metal to the part, thus creating a cadmium plated surface. Time and current all play a factor on appearance and deposit thickness. Traditionally cadmium is applied somewhere between 0.0001 - 0.0008” thickness depending on the part, customer and manual specification requirements.

bell main rotor yoke

Cadmium application to a Bell Helicopter
Main Rotor Yoke – Part # 206-011-149-105
for superior corrosion protection.

What aviation components typically receive Cadmium plating?
Parts ranging from nuts, bolts and washers all the way up to major components such as rotor heads, mast shafts and propeller barrels all utilize the benefits and corrosion protection of cadmium.

What are the major benefits to Cadmium plating?
The benefits of Cadmium include but are not limited to, superior corrosion protection. Particularly in Aviation applications as well as humid and salt water air situations. Along with strong conductivity and low electrical resistance. Cadmium is also frequently used as a pre-paint step providing an added layer of protection below the painted surface. Cadmium plating also has the capability to resist growths of bacteria and mold over long periods of time.

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For more info on Cadmium plating, call Tim Haines:  204.985.1317

Want to know more about Our Processes and Capabilities?

CLICK TO VIEW (PDF) »
REPAIR CAPABILITIES - Rolls-Royce RR300
rr300 compressor shroud housing

Compressor Shroud Housing

Part # Nomenclature
RR3000311 Compressor Shroud Housing

Repair Capabilities
Dimensionally inspect and NDT Metalize and machine contour
Replace self locking shank nuts

Call Leigh Hoffman:  204.985.1317 or Tracie Boyer:  337.837.5505

Looking for more RR300 repairs?

CLICK TO FAST–SEARCH »
REPAIR CAPABILITIES - Rolls-Royce M250
M250 sump cover

Sump Cover
NEW REPAIR OPTION AVAILABLE!

Part # Nomenclature
6888547 Sump Cover

Repair Capabilities
Dimensional & NDT inspect Thermal spray of seal bores
Minor braze repair Major braze repair
Weld repair 13-18 seal lip 13-18 seal replacement
Metallize & machine mounting face & pilot dia
Air chamber replacement   NEW REPAIR!

Call Leigh Hoffman:  204.985.1317 or Tracie Boyer:  337.837.5505

Looking for more M250 repairs?

CLICK TO FAST–SEARCH »
FOR EXCHANGE - Rolls-Royce M250
M250 exchange pool

Exchange Pool Inventory
RECENTLY EXPANDED - Our Largest Inventory Ever!

Nomenclature Model Part # Status
Front Diffuser C20 6870811 Available Now
Shroud C47 23061928 Available Now
Combustion Liner C20 23056108 Available Now
Exhaust Collector C47 23060495 Available Now
Gearbox Cover C30 23064606 Available Now
Gearbox Housing C30 23064603 Available Now

Looking for more M250 exchanges?

CLICK TO FAST–SEARCH »

Call Leigh Hoffman:  204.985.1317 or Tracie Boyer:  337.837.5505

REPAIR CAPABILITIES - Rolls-Royce T56
T56 engine

Starter Shaft

Part # Nomenclature
6825667, 6827887 Starter Shaft

Repair Capabilities
Chrome repair bearing journal(s) Chrome flash splines
Chrome ring groove Black oxide

Looking for more T56 repairs?

CLICK TO FAST–SEARCH »
REPAIR CAPABILITIES - Honeywell T53
T53 bearing support liner

Bearing Support Liner

Part # Nomenclature
1-030-187-03 Bearing Support Liner

Repair Capabilities
Inspect & NDT Chrome repair I/D's
Black oxide coat

Looking for more T53 repairs?

CLICK TO FAST–SEARCH »
REPAIR CAPABILITIES - Bell Helicopter
bell main transmission support case

Main Transmission Support Case

Part # Nomenclature Bell Models
212-040-054-XXX Main Transmission Support Case 205, 212, 412

Repair Capabilities – Part #: 212-040-054-XXX
Sleeve repair mount holes Repair threaded holes
Sleeve repair transmission bore Sleeve repair mid-case bore
Shim repair main transmission mount face Shim repair mid-case mount face
Shim repair upper pylon mount face Shim repair lower pylon mount face
Shim repair drive & sump assy mount face Nickel repair bearing liner
R&R dowel pins Corrosion repairs

Looking for more Bell repairs?

CLICK TO FAST–SEARCH »
FOR EXCHANGE – Bell Helicopter
bell freewheeling inner shaft
bell freewheeling housing
bell freewheeling outer shaft

Exchange Pool Inventory – Components Ready-To-Ship!

Nomenclature Part # Bell Model Status
Freewheeling Cap 206-040-236-017 206L Due 45 Days
Freewheeling Cap 206-040-237-001 206B Available Now
Freewheeling Aft Housing 206-040-241-001 206L Due 30 Days
Freewheeling Fwd Housing 206-040-268-001 206L Due 30 Days
Freewheeling Inner Shaft 206-040-222-009 206L Due 45 Days
Freewheeling Outer Shaft 206-040-379-101 206L Due 30 Days

Looking for more Bell exchanges?

CLICK TO FAST–SEARCH »

Call Al Shankie: 204.985.1317

FOR SALE - Rolls-Royce M250

C20B & C20R/1 Engine Tear Downs On Going - UPDATE!

3 - C20B's and 2 - C20R/1's recently torn down to piece parts to be overhauled by Cadorath MRO.

CLICK TO VIEW Project Details »

Looking for more M250 components?

CLICK TO FAST–SEARCH »

Call Larry Savard or Al Shankie: 204.985.1317

AVAILABLE NOW – For Sale: Bell Helicopter 206L3
bell 206l3

1990 Bell Helicopter 206L3

This Bell Helicopter 206L3 is available for immediate sale. New avionics package and ADS-B out compliant. New interior and paint 2020. Aircraft boasts a utility configuration with corporate appeal.

bell 2026l3
bell 206l3 interior
CLICK TO VIEW SPECS »

Looking for more Helicopters?

CLICK TO VIEW MORE LISTINGS »
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Phone: (204) 985-1317
Toll Free: (800) 883-0413
E-mail:
aviation@cadorath.com
www.cadorath.com
Copyright © 2020 Cadorath, All rights reserved.


Corporate Office:
Cadorath
2070 Logan Avenue
Winnipeg, MB    R2R 0H9    Canada

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