Author Topic: Polished Aluminum - what to use for care and feeding??  (Read 2466 times)

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Online jlh3rd

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #50 on: December 11, 2024, 01:59:51 PM »
Shark hide. It’s most durable treatment and is extremely widely used in the marine industry where boats and trailers are subjected to the most extreme conditions. Other products may work, nothing works better.

new kid on the block....

Offline Ozzybud

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #51 on: December 11, 2024, 02:12:01 PM »
Since I have options, I could use toothpaste as it has a grit in it... at least to see what it would look like, and it would give a texture for clearcoat to stick to (provided I rinsed well first).

This may be a first!  LOL
1976 Z50A YELLOW
1970 CT70 BLUE
1971 CT70H ORANGE
1972 CT70H GREEN
1973 CL200 BLUE
1973 CB350F RED
1975 CB360T RED
1975 CB400F BLUE
1975 CB550 ORANGE
1976 CB750F RED

Offline M 750K6

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #52 on: December 11, 2024, 03:16:10 PM »
Hope he doesn't use his wife's toothbrush.

Offline grcamna2

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #53 on: December 11, 2024, 06:23:23 PM »
Shark hide. It’s most durable treatment and is extremely widely used in the marine industry where boats and trailers are subjected to the most extreme conditions. Other products may work, nothing works better.

new kid on the block....

This looks real good.
75' CB400F/'bunch o' parts' & 81' CB125S modded to a 'CB200S'
  I love the small ones too !
Do your BEST...nobody can take that away from you.

Offline Oddjob

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #54 on: December 11, 2024, 06:49:05 PM »
Actually for polished alloy surfaces it recommends Metal Jacket XL.

Might try some, can’t see a price though.

Offline Ozzybud

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #55 on: December 11, 2024, 07:27:32 PM »
Looks like good stuff.. wondering if it can be sprayed on?

Looking at the MSDS it's a polypropylene coating.that dries hard  it also contains Isocyanic acid which is a catalyst. Used in 2K paints

Google answer..
Metal Jacket XL" is a protective coating primarily used on aluminum surfaces, particularly in marine applications, designed to prevent oxidation and corrosion while also providing a slick, water-repellent finish; it dries to a hard, durable film once applied, effectively protecting the metal from the elements.
« Last Edit: December 11, 2024, 07:53:16 PM by Ozzybud »
1976 Z50A YELLOW
1970 CT70 BLUE
1971 CT70H ORANGE
1972 CT70H GREEN
1973 CL200 BLUE
1973 CB350F RED
1975 CB360T RED
1975 CB400F BLUE
1975 CB550 ORANGE
1976 CB750F RED

Offline grcamna2

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #56 on: December 11, 2024, 07:47:02 PM »
Actually for polished alloy surfaces it recommends Metal Jacket XL.

Might try some, can’t see a price though.

I had sprayed Duplicolor clear lacquer on nicely polished cast aluminum and it didn't like to adhere much,wanted to run-off a bit.
Curious if that Metal Jacket will adhere to cast aluminum which is polished.. says so.
75' CB400F/'bunch o' parts' & 81' CB125S modded to a 'CB200S'
  I love the small ones too !
Do your BEST...nobody can take that away from you.

Offline Rayzerman

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #57 on: December 12, 2024, 07:03:31 PM »
Hope he doesn't use his wife's toothbrush.

Offline grcamna2

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75' CB400F/'bunch o' parts' & 81' CB125S modded to a 'CB200S'
  I love the small ones too !
Do your BEST...nobody can take that away from you.

Online jlh3rd

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #59 on: December 13, 2024, 05:32:53 AM »
I've tried standard toothpaste on car headlights using a 3" damp orbital pad. yeah, it worked.....

Offline Ozzybud

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #60 on: January 26, 2025, 05:03:01 PM »
This post had discussion on whether Honda polishes parts and pieces on there bikes.
This is a screenshot from the CB350F. It clearly says the engine is "polished"
The later biger brother CB400F  had the clutch cover, stator cover and chain cover painted Honda Cloud silver.
1976 Z50A YELLOW
1970 CT70 BLUE
1971 CT70H ORANGE
1972 CT70H GREEN
1973 CL200 BLUE
1973 CB350F RED
1975 CB360T RED
1975 CB400F BLUE
1975 CB550 ORANGE
1976 CB750F RED

Offline Rayzerman

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #61 on: January 27, 2025, 05:56:17 AM »
Thanks for the clarification.  I had noticed the 400F's covers were painted cloud silver...... I'll be polishing the 350F's covers.....

Offline Oddjob

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #62 on: January 27, 2025, 10:06:10 AM »
Is the brochure genuine Honda or a magazine write up? Not enough of it showing to see exactly what it is.

Offline Don R

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #63 on: January 27, 2025, 11:09:41 AM »
 I have a cast RC dyno cover that goes on a bike with a chromed dyno housing, I've been hand polishing it from time to time but no matter how many times it gets polished it the rag or even my finger turns black. Someone said that's because aluminum is made of dirt, that's starting to seem true.
No matter how many times you paint over a shadow, it's still there.
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Offline grcamna2

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #64 on: January 27, 2025, 11:19:41 AM »
I have a cast RC dyno cover that goes on a bike with a chromed dyno housing, I've been hand polishing it from time to time but no matter how many times it gets polished it the rag or even my finger turns black. Someone said that's because aluminum is made of dirt, that's starting to seem true.

You polish the cover and your hand gets the 'shadow'.
75' CB400F/'bunch o' parts' & 81' CB125S modded to a 'CB200S'
  I love the small ones too !
Do your BEST...nobody can take that away from you.

Offline Ozzybud

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #65 on: January 27, 2025, 12:58:42 PM »
Is the brochure genuine Honda or a magazine write up? Not enough of it showing to see exactly what it is.

Brochure. It's out of the Honda 1972/73 sales catalog.
« Last Edit: January 27, 2025, 01:24:29 PM by Ozzybud »
1976 Z50A YELLOW
1970 CT70 BLUE
1971 CT70H ORANGE
1972 CT70H GREEN
1973 CL200 BLUE
1973 CB350F RED
1975 CB360T RED
1975 CB400F BLUE
1975 CB550 ORANGE
1976 CB750F RED

Offline Rayzerman

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Re: Polished Aluminum - what to use for care and feeding??
« Reply #66 on: January 28, 2025, 09:51:46 PM »
Picture of a friends bike, he's owned it since 1973, currently ~9000 miles.  The covers are polished so to speak and factory clearcoated, so not polished like a "chrome finish" so to speak.  Mine had a rougher life and the clearcoat had started to streak, and it didn't look polished.....  just sayin' what the original finish was..