Turning fresh wood, a question...

Today was my first experience with turning a largish bowl from green wood. Well, starting at least.

A friend brought some good California walnut by, a yard tree that had to come down for a number of reasons. He brought me enough for maybe 6 or eight largeish bowls (at least near the capacity of my Jet 1442 (*).

Here's some of what I learned:

I learned that cutting wet walnut is hard on my no-longer-young body.

I learned that cutting wet walnut on my bandsaw is a challenge. And that kinking a blade is easy to do, and an undesireable activity at the same time. Not only does it kill the blade, and slow the process, but I have to wait until the undesirable adrenaline spike calms down, before proceeding.

I learned that my made-in-the-USA 20 year old chainsaw still works well, but that it may not be big enough for roughing blanks easily. It certainly could use some attention with the Dremel tool.

I learned that I can split the blanks relatively easily, with a maul and big sledge, if I'm patient and cautious.

I learned that the Jet will handle an 8" x 16" out of balance bowl blank, outboard, but that there is a little more pucker factor involved there than I am ready for, on a regular basis, at this point in my skills development.

I learned that I need a bigger roughing gouge, on a longer, stronger handle.

I've determined that I need a bigger chuck than the Nova Midi for this size of work. Right now, it's attached with the factory large faceplate and some serious screws. But I'll need to turn it around Monday.

I learned that the folks who indicate that they have dented their Jet factory (cast) tool rest didn't have to do anything terribly unusual. Good thing I have a couple of files.

I learned that a cutting tool edge lasts substantially longer turning wet walnut than turning kiln-dried cherry.

And I have learned to stop, and clean up, when I notice that I'm getting tired enough to make little, stupid mistakes. Particularly when I make them a second time. Before I make big, stupid mistakes.

I learned that bagging the blank on the lathe, when it's warm, seems to promote the growth of various molds on the blank, even after only a few hours. Some of the bark inclusions are a bit punky, the day was warm, and there's still a good bit of free water in the blank.

Even if this turns out to be just a learning exercise, I've learned that there is real promise in this wood. Marvelous grain, great colors, strong contrast between heart and sapwood.

Thanks for all the pointers, answers to other peoples' queries, web pages, musings and ruminations, information and enthusiasm here at rcw. It's a neat learning experience so far.

Patriarch

(*) This is the new lathe that I got in early April, without consulting SWMBO. A pretty good deal came along, and circumstances conspired to have me bring it home. She walked into the garage/shop/studio as I was wrestling with this project about 7:30 pm, watched for a while, asked about the wood, and then commented "That machine is new, isn't it?" "Yes, about 6 weeks or so." "How much was it?" "Oh, about $700-ish." And that was the extent of that conversation.

I suspect that a new, higher capacity quilting machine is in our near future. And that's OK

Reply to
Patriarch
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It seems you learned alot - keep going forward!

Ray

Reply to
Ray Sandusky

I thought sure you were gonna say you answered your wife with, "This old thing?" :-)

Barry

PS You might wanna take the wife out to dinner real soon for no real reason. (You're gonna need a new roughing gouge. Remember?)

Reply to
Barry N. Turner

Ray,

What are you doing up at this ungodly hour? Does it have anything to do with your daughter's new teeth?

Barry

Reply to
Barry N. Turner

snip of learning experience

Sounds like you got off fairly easily. any time my Dad told me "this is going to be a learning experience", I knew it was going to hurt.

Walnut, especially green, is my favorite wood. When turning largish unbalanced loads, you might want to bring your tailstock up and at least start out between centers, or chuck/faceplate and live center. Take a look at Bill Gumbine's video if you haven't already, he shows how to take a log and make it into a bowl. Safely. No commercial etc, yadda, yadda, yadda. WEAR A MASK.

Dave in Fairfax

Reply to
Dave in Fairfax

Dave in Fairfax wrote in news:4290ECC9.EB5FCD15 @fairfax.com:

Yes, I will need the mask. I'll order it Monday. And Bill's video is on the wish list. I'm taking a local one-day class after Memorial Day weekend.

The real challenge with the balancing of the blank on this one was that it was sufficiently large that it needed to be rounded with the headstock turned 90 degrees. That process I'll leave until I'm a little more experienced next time.

The question I forgot was "What, if anything, should I do to reduce the penicillin growing on the blank?"

Or is this firewood?

Patriarch

Reply to
Patriarch

P:

Don't turn anything without a mask. Period. Never. Sure, people do, and seem to get away with it. Then there are those that still smoke, too... and at least for now seem to get away with it.

Walnut is nasty on the lungs. A quick google search on wood toxcicity will surprise you as Walnut is almost at the top of North American woods. If the chemicals in green walnut turns your hands colors, what will the micro dust do to the insides of your lungs?

We had a guest speaker at our club that related a story of someone he personally knew (so not "folklore") that had been turning Walnut for new furniture and poisoned himself (turning/sanding/sawing) to the point of going in the hospital in an EMS unit with tremors. He is now forbidden from any wood work as he has permanent damage to his lungs.

In fairness, he probably inhaled a ton of dust, and maybe was a little alergic to boot. Hey, but who cares? You might be too!

And now you ask, turn stuff with stuff with mold? Yikes...

If mold, fungus, algae or anything else suspicious is on the outside of the wood and it will be removed by roughing, I find my oldest can of spray finish (not good for a project) and spray the suspected areas to encapsulate and bond the nasties together, then turn it off on the lathe after after the junk finish is completely dried.... while wearing my mask/face shield.

Be careful! Have fun! But be safe. With care that nasty stuff sometimes turns out to be the best suff for wood turning.

Robert

10 fingers and 10 toes after 30 years in the trades
Reply to
nailshooter41

Maybe you should be wearing an N95 mask. I use the type that has a port to let the (warm moist) breath escape when I exhale. The mask seems to stay a lot clearer with the ported mask. I have tried the duck bill and the non-ported masks -- I don't find them as comfortable and they are a lot warmer.

When I work in the shop, the mask stays on now, and no more irritating cough. The Shop vac that I attach to dust ports now has a HEPA filter as well as the bag, and If I am turning anything I consider dangerous I will use a High Efficiency bag that captures particles down to .1 micron. ...cheaper than a lung transplant, and far less fuss.

I noticed on Georges site that he has a dust collection port tied near the lathe. I don't have a dust collector, but it is on the list and I will do that as well when I have to work on the lathe without the shop open. Also after reviewing the Bill Penz site I will add a HEPA filter to any dust collector for the reasons you raised -- small particles and bio material....

Perhaps someone has used a spray bottle of bleach mixture to kill mould? Maybe that would help. I know it would discolour the wood -- but the outside gets removed anyway...

FWIW

Reply to
WillR

Well, where to start. ANY mask is better than none. Order/drive to get/ whatever your mask ASAP, but regardless, get something on you before you start making sawdust again.

As for rounding, think bandsaw. Use a chainsaw to make the blocks into the right height and then use the BS to make circles out of them. THEN put them on the lathe. It'll make a very big difference and it'll take care of the junk growing on the outside. If you HAVE to turn it without removing the grunge, try stabilising it with something. I use future floor wax for a lot of my stabilisation, whether it's wood fibers or anything else. Thhe stuff is cheap, dries quickly and is a clear acrylic. I also makes the stuff smell like apples until it's turned away. Not commercial benefit, standard disclaimer etc. I figure that if you stiffen and cover in one fell swoop, it can't be all bad. Firewood, walnut, don't say such things in the same sentance. %-)

Dave in Fairfax

Reply to
Dave in Fairfax

Sounds like you had fun... good on you!

Lots of folks that can give you expert comments on your items mentioned, but I wanted to comment about your "stop and clean up"... I've found that with green wood, not all the shavings go into the trash bag at my place, like they do at george's.. *g* I stop several times during the turning process, and sweep up any shavings that are anywhere near where I'm going to have my feet... those little suckers can be slippery as hell when they're wet..

mac

Please remove splinters before emailing

Reply to
mac davis

I think that maybe "does this lathe make my butt look big" might have worked well... NO sane person wants to try answering that one..

mac

Please remove splinters before emailing

Reply to
mac davis

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