Novodur (PVC) slimline

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Kenobi

Member
Joined
Jan 23, 2024
Messages
75
Location
Czech Republic
Hello there!

In the past ( before I was born ) there was a production of PVC and its processing into products of daily use in local factory. Non-softened ( hard - without plasticisers ) PVC was called NOVODUR, and it was basically made in form of thin foil, that was then stacked and heated to make thicker material. It was also made in different colors,and sometimes,not much often,there were more colored layers. I have found a bit of such multicoloured NOVODUR piece under a layer of dust in my workshop attic. So I have tried, and here is the outcome:)

Also,custom central bead,made from brass washers and veener:)

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Hard to find the words to describe the pens. Great looking with vivid colors! Gives me an idea for the center band. Need to get away from the plain kit bands. Would you care to share how you did the bands? That opens up a bunch of ways to go from craft to classy.
Edit- Available but didn't look up distributors as I'm thinking one would need to buy large quantities. Probably not the layers.
 
Just to add, this is the piece I found...
And as far as I know, those multicolor pieces were mostly samples, or test pieces. It was never serially produced like that,because as I wrote before, it was made of thin foils bonded together by heat and pressure. It was hard,with the technology back then, to keep exact temperature*time in the whole piece, as a bit lower temp would mean the layers not bonded properly,and a bit higher and the colours would be burned. ... we are talkin about circa 180 - 200 °C for twenty minutes or more, depending on the size of course. And overally, its not a good material for turning...its relatively soft, heats quickly when cut, I had to make pauses often, wait to cool down...sanding was also a nightmare, had to wet sand in the end and clean with alcohol between grids to keep the white clean.
IMG_20250905_192302.jpg
 
Hard to find the words to describe the pens. Great looking with vivid colors! Gives me an idea for the center band. Need to get away from the plain kit bands. Would you care to share how you did the bands? That opens up a bunch of ways to go from craft to classy.
Edit- Available but didn't look up distributors as I'm thinking one would need to buy large quantities. Probably not the layers.
I have bought a dozen of brass washers with the right hole size, in a local OBI ( European craft& supplies store ) and made a jig with threaded rod in PE base. Then I just put a washer,CA,veener,CA,washer...i used a hammer to punch the rod out then,and turned it to diameter. Carefully,brass gets hot quickly when turned,and CA does not like it:)))
 
I have bought a dozen of brass washers with the right hole size, in a local OBI ( European craft& supplies store ) and made a jig with threaded rod in PE base. Then I just put a washer,CA,veener,CA,washer...i used a hammer to punch the rod out then,and turned it to diameter. Carefully,brass gets hot quickly when turned,and CA does not like it:)))
Many thanks. Our local hardware has a great selection of fasteners, more that the two big box stores here. I think I would use epoxy for this. Solid pieces of brass, copper or aluminum might be drilled and turned down for a great effect.
 
Many thanks. Our local hardware has a great selection of fasteners, more that the two big box stores here. I think I would use epoxy for this. Solid pieces of brass, copper or aluminum might be drilled and turned down for a great effect.
I used water-like CA to fully saturate the veneer, not only to glue it together. But a thin epoxy may do the same job, just not sure if it would be possible to punch the central threaded rod out then:) Oh, forgot to mention I used the threaded rod so I can simply use a nut for pressure&clamping:)
 
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