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thomas.new82

Member
Joined
Sep 5, 2010
Messages
1
Location
oklahoma city
I just turned my second pen. For some reason I keep exploding the wood. I don't know if I'm cutting too deep, or just need to sharpen my tools. I would appreciate any help I can get. I have managed to make two pens though.
 
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oxx44

Member
Joined
Aug 22, 2010
Messages
54
Location
Kitchener, Ontario, Canada
Welcome. I am sure you will love it here. I know I have. I have also learned a lot here from the great members.
Answer to your Question: It can be a combination of both. Always make sure your tools are sharp (especially with acrylics). Do not push to hard let the tool do the work. Do light clean passes. If you press to hard you can catch and dig a big junk off if its a bad one. We all have our blow outs from time to time. I just had my first one a couple of weeks ago.
Ohhh....and make sure you have no gap from the tube to your blank when glueing it in. When you drill a hole in acrylic if you exit to fast it may take a chip out the end. This can cause a blow out aswell.

Hope this helps. Cant wait to see some of your work when you can get some pics posted. We all love pics here.:biggrin:
 
Last edited:
Joined
Feb 18, 2004
Messages
4,130
Location
Grosse Pointe Woods, mi, USA
Thomas,
Welcome to the IAP, you'll love it here. Anyway, I have made over 700 pens and just last night, two blew up on me. I am blaming it on the spalted birch and its unstable condition. It is usually due to unsharp tools, holding the tool handle too high or pushing too hard. But I would NEVER do that! So I am sticking to the punky wood excuse.
Good luck.
 

chiefgreen

Member
Joined
Jul 30, 2010
Messages
82
Location
Fort Worth,TX
Hi Thomas, I would like to add to your growing list of possibilities-the angle of the grain in the blank combined with the position of the tool and pressure used could cause a blow out. Also, I have read someplace that the moisture content of the wood being too high, could cause a blow-out. Welcome aboard!
 

terryf

Member
Joined
Jul 10, 2010
Messages
1,276
Location
Pretoria, South Africa
Welcome Thomas!

Having just been where you are, having had 9 consecutive blow outs, I solved it by doing two things:

1. buy a decent set of HSS tools if you dont already have a set
2. keep them razor sharp

On the sharpening side I found hand sharpening on a stone is much easier for me than on a grinder or disc. I use 35 degrees on all my tools and since doing this havent, touch wood, had another blow out. (I use a small piece of wood cut at 35 degrees to keep the angle constant)

Good luck and post some pictures, would love to see your work.
 

CSue

Local Chapter Leader
Joined
Jan 16, 2007
Messages
2,368
Location
Laveen, AZ, USA.
Welcome from southern California!

You've got a number of great suggestions there. So I won't repeat. I am interested in seeing what you've done.

I'm putting a few links in here for reference –
This link has postings by different pen turners on what they wish they had known earlier:
http://www.penturners.org/forum/showthread.php?t=46654

This link tells of some "out of the box" tools/aids for pen turners http://www.penturners.org/forum/showthread.php?t=66178

This one is a PDF on the acronyms used here. I am sure you know many but this will help with those you don't. http://content.penturners.org/articl...9/Acronyms.pdf

 
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