Ww

WD

17/05/2004 6:36 PM

Bandsaw blade drift.


I checked my new 1/2", 14" bandsaw blade for drift and found it was perfect.
Using the same blade I tested my new circular jig, cutting 4-1/2" hole on a 1/2"
thick plywood. The saw jammed twice, I have to removed it manually.

I checked the saw blade drift again, this time the drift was very excessive.
Can anyone tell me why, maybe I should I have use 1/4" blade instead?

Thanks


This topic has 4 replies

Ww

WD

in reply to WD on 17/05/2004 6:36 PM

17/05/2004 10:00 PM

On Tue, 18 May 2004 01:08:26 GMT, "Kevin B" <[email protected]> wrote:

Thanks for the info.
I probably should not have saw such small circle, but I'm eager to test my new
bandsaw with a new blade in a new circular jig. I estimate the blade now have
over 25 degree drift. Can I undrift it or it is now "trash"?

By the way have you use woodslicer blade and how good is good?

Thanks again.

>The 1/2 inch blade was probably too wide for the size of the circle you were
>cutting (smaller the circle, smaller the blade needs to be). I use a 3/8
>blade for my curves and semi-circles, though I do not cut curves that are
>very small. You should also make sure that your blade is tensioned
>correctly. Binding up the blade probably threw it off track.
>
>I have noticed that larger blades (1/2 to 3/4 on my 14 inch Jet with riser)
>tend to drift very little or not at all.
>
>Regards,
>
>Kevin B.
>
>
>
>
>
>
>"WD" <[email protected]> wrote in message
>news:[email protected]...
>>
>> I checked my new 1/2", 14" bandsaw blade for drift and found it was
>perfect.
>> Using the same blade I tested my new circular jig, cutting 4-1/2" hole on
>a 1/2"
>> thick plywood. The saw jammed twice, I have to removed it manually.
>>
>> I checked the saw blade drift again, this time the drift was very
>excessive.
>> Can anyone tell me why, maybe I should I have use 1/4" blade instead?
>>
>> Thanks
>>
>>
>

BR

"Bernard Randall"

in reply to WD on 17/05/2004 6:36 PM

18/05/2004 8:31 AM


"WD" <[email protected]> wrote in message
news:[email protected]...
>
> I checked my new 1/2", 14" bandsaw blade for drift and found it was
perfect.
> Using the same blade I tested my new circular jig, cutting 4-1/2" hole on
a 1/2"
> thick plywood. The saw jammed twice, I have to removed it manually.
>
> I checked the saw blade drift again, this time the drift was very
excessive.
> Can anyone tell me why, maybe I should I have use 1/4" blade instead?
>
> Thanks
>
>
Check the min cutting radius at the bottom of this link:
http://www.vermontamerican.com/NR/rdonlyres/2CAA4CE9-D2B1-4F77-921D-B00994282BA0/0/VAKC_BandsawBlades.PDF

There was some other useful info on the page as well.

Bernard R

md

"mttt"

in reply to WD on 17/05/2004 6:36 PM

18/05/2004 4:31 PM


"WD" <[email protected]> wrote in message
news:[email protected]...
>
>
> On Tue, 18 May 2004 01:08:26 GMT, "Kevin B" <[email protected]>
wrote:
>
> Thanks for the info.
> I probably should not have saw such small circle, but I'm eager to test my
new

I don't have the chart in front of me - but I'd have not attempted that
small of a circle with that wide of a blade.

>
> By the way have you use woodslicer blade and how good is good?

I tried it. DAGS on a topic of something akin to "WoodSlicer Convert". I
found the results dramatically better than the Timberwolf blade I had.

KB

"Kevin B"

in reply to WD on 17/05/2004 6:36 PM

18/05/2004 1:08 AM

The 1/2 inch blade was probably too wide for the size of the circle you were
cutting (smaller the circle, smaller the blade needs to be). I use a 3/8
blade for my curves and semi-circles, though I do not cut curves that are
very small. You should also make sure that your blade is tensioned
correctly. Binding up the blade probably threw it off track.

I have noticed that larger blades (1/2 to 3/4 on my 14 inch Jet with riser)
tend to drift very little or not at all.

Regards,

Kevin B.






"WD" <[email protected]> wrote in message
news:[email protected]...
>
> I checked my new 1/2", 14" bandsaw blade for drift and found it was
perfect.
> Using the same blade I tested my new circular jig, cutting 4-1/2" hole on
a 1/2"
> thick plywood. The saw jammed twice, I have to removed it manually.
>
> I checked the saw blade drift again, this time the drift was very
excessive.
> Can anyone tell me why, maybe I should I have use 1/4" blade instead?
>
> Thanks
>
>


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