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dicktimber

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Did anyone else read in last weeks press about a university in the UK that have used lasers to put a grain effect onto MDF with excellent results.
The method does not make burn marks, or so they say.
Not sure if this is new as I seem to remember someone trying to put grain on MDF in the past?

Mike
 
Using lasers to produce a wood grain in MDF could help bring a more natural quality into homes and businesses without the financial and environmental cost of having to use new wood.

What a load of disingenuous claptrap!

A. MDF is made from 'new wood'

B. What is environmentally harmful about using new wood anyway? Timber is a crop, just like wheat or corn. It is planted, it grows, it is harvested, and new crops planted.

It winds me up no end when ignorant people go on about timber being a precious resourse. I'm not talking about rainforests here - properly managed forestry is just farming.

Worrying about using wood is about as logical as avoiding eating Weetabix for breakfast in a bid to 'save the wheat'!

Dan
 
dicktimber":jis7gi00 said:
......... a university in the UK that have used lasers to put a grain effect onto MDF with excellent results.
........

It does beg the question, why make glorified cardboard with a grain effect?

What's wrong with wood?

.
 
I had always assumed that products like mdf, chipboard and sterling board were made from timber scrap that would otherwise be virtually useless other than for burning.

Is this true or do they use wood that is capable of being used in it's 'whole' form?

Bob
 
080908201846.jpg


But it doesn't even look like wood?
 
Dan Tovey":2yil3l0v said:
Worrying about using wood is about as logical as avoiding eating Weetabix for breakfast in a bid to 'save the wheat'!

Dan

You are making me feel guilty Dan! I was feeling extra hungry this morning and had 3 aldi clone weetabix for breakfast. What have I done?? Will the world survive?
I hope I don't produce extra methane today as a result! :lol: :lol:

Bob
 
.

The market in this MDF stuff nowadays is huge, besides, firewood is far superior in quality and has a greater market value.

MDF has resulted in largely displacing chipboard (which was a dud product in my view) with something worse, but capable of mass production and predictable behaviour in the domestic market.

I prefer proper wood. I thought that the boffins solved this wood-grain effect problem in the 50s with Fablon.


.
 
that piece of chipboard looks awfull !! it reminds me of some fake wood wallpaper my mum put up once

YUK
 
9fingers":1fgc8732 said:
I had always assumed that products like mdf, chipboard and sterling board were made from timber scrap that would otherwise be virtually useless other than for burning.

Is this true or do they use wood that is capable of being used in it's 'whole' form?

Bob

I think most MDF is actually made from chipped scrap wood. There are a couple of producers that use farmed wood. The "quality" wood is chipped for the fibre separation and the scrap is burnt to power the furnaces for the factory.
 
I'm sure I remember an episode of NYW where a guy was painting grain onto MDF doors for huge sums of money.
I think the consensus was that they almost looked like *real* wood!

Maybe there is a market for this procedure because they don't make doors out of wood in the States any more? I guess it was the same episode where they were in a factory producing mdf doors, complete with panelling, about 2 minutes a door?

I've just been given 3 stripped pine doors, absolutely beautiful, that were on their way to the council tip!
I was going to use the wood to make toys but I don't think I want to break them up, so will hang on to them until I need new doors somewhere.

Jim
 
if Ikea buys it, it will be in the homes of millions within a month of it being launched! Especially if it's featured in some brainless lifestyle mag... But then I guess they know that!
 
Universities are notoriously poor at laser research. I have some experience of this as I work in the laser industry.

Sounds to me like someone left a piece of scrap MDF/Chipboard lying around a bit too close to a CO2 laser, and it got burnt. Someone else then said "Gosh, that looks like wood grain!!".

Then they dream up some stupid environmental angle and, bingo, major research project.

Someone will get a PhD out of it and it will never be heard of again.
 
OK ..

Can you now look at positives!!!

Could look good painted, if the burned grain is raised,...

YES.....NO!!!!!

Mike
 
The product sheet with Medite MDF is a little unclear, it says that at least 50% of the wood used in producing it comes from well managed forests. It doesn't say if the rest is made from packing cases or rain forests.
Comparing MDF with "real wood" is a bit like comparing your finest cut crystal glasses with the ones you got free from the petrol station, of course the petrol station ones aren't as nice but they still serve a purpose quite well. It's surely about serving a purpose, I don't get my crystal out for a BBQ.
 
Most houses in the USA are built like scout huts; softwood framing, 6" glasswool infill with gyproc on the inside face, and Tyvek on the outside. To keep the burgulars out this is then covered with solid "siding". Siding used to be old fashioned weatherboarding, but nowadays it's usually vinyl covered moulded chipboard, or about 30 something gauge ali coverd if you're rich. Both embossed to look like weatherboard / clapboard. Siding usually lasts about 10 to 15 years. Huge market for mock wood! Rooves are tiled with bituminous felt "tiles". All nailed together with nailgun. Diesel tank for heating usually in shallow cellar to stop oil waxing up in winter. I asked, and no, the timber was not treated with fire retardant (or any preservative either) and these houses on the development were to sell at 1 1/2 million dollars. Oh, and no double glazing, this in NY state where they get several feet of snow every winter. My sis in law has heating system (small 3 bed house) bigger than our village hall's at the back of her garage.

Construction method to look forward to?
 
It doesn't have to be like that! My house is all timber with clap board finish. Three beds, two bathrooms etc etc and LPG heating that last winter cost under a tenner a week.
In addition to all these heat conserving ideas that are thrown at us I would add another, hedges!
Best windbreak going.

Roy.
 

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