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Author Topic: Which Pyrometer and Thermocouple  (Read 560 times)

Offline Ragnarok Forge

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Which Pyrometer and Thermocouple
« on: July 19, 2010, 11:51:00 AM »
So this question is for all the experienced forgers.  I have been using steel color and magnetic checks on all my blades so far and believe I have gotten fairly good at getting my blades to the right temp without overheating them prior the quench.  I want to buy a 12 inch thermocouple and appropriate pyrometer.  I plan to slide the pyrometer in the tube next to my knife blades.

I am planning to do a lot more work with 1095 and need to harden some rasp knives.  I want to be able to set my forge at the right temperature to get a soak time to get all the carbon to go into solution in the matrix.

What are the systems that you are using for a thermocouple and pyrometer.  Company names and model # would be real nice.  I have done quite a bit of reasearch and know I need a K type thermocouple that will read up to 2300 degrees.  Is it a good idea to get the ceramic protective covers or are they a waste of cash?
Clay Walker
Skill is not born into anyone.  It is earned thru hard work and perseverance.

Offline Jeremy

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Re: Which Pyrometer and Thermocouple
« Reply #1 on: July 19, 2010, 12:30:00 PM »
A what and a who??

 ;)
>>>-TGMM Family Of The Bow-->
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Offline Lin Rhea

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Re: Which Pyrometer and Thermocouple
« Reply #2 on: July 19, 2010, 03:02:00 PM »
Try Omega.com

I decided to call and talk to a live person so I could tell them what I'm doing and get the probe for those temps. I got the meter readout, a wire and two probes and already have used them up. I recommend getting extra probes, if you can. They bend real easy at those temps. They work ok bent most of the time, I've found out. Lin
"We dont rent pigs." Augustus McCrae
ABS Master Bladesmith
TGMM Family of the Bow
Dwyer Dauntless longbow 50 @ 28
Ben Pearson recurve 50 @ 28
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McCullough Griffin longbow 43@28

Offline Doug Campbell

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Re: Which Pyrometer and Thermocouple
« Reply #3 on: July 19, 2010, 03:33:00 PM »
Bailey's Ceramic Supply is a good source.

Lin you might want to think about the ceramic tubes they sell to slide the thermocouple probe into to protect it. Been using the same thermocouple for several years with the tube protecting it....
Life is wonderful in Montana!!
"BEING CHALLENGED IN LIFE IS INEVITABLE. BEING DEFEATED IS OPTIONAL."
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Offline Lin Rhea

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Re: Which Pyrometer and Thermocouple
« Reply #4 on: July 19, 2010, 03:54:00 PM »
Thanks Doug.
"We dont rent pigs." Augustus McCrae
ABS Master Bladesmith
TGMM Family of the Bow
Dwyer Dauntless longbow 50 @ 28
Ben Pearson recurve 50 @ 28
Tall Tines Recurve 47@28
McCullough Griffin longbow 43@28

Offline Ragnarok Forge

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Re: Which Pyrometer and Thermocouple
« Reply #5 on: July 20, 2010, 01:59:00 AM »
Thanks for the info guys.  

I figured the probe and pyrometer would be a good intermediate step until I put the cash away for the electric kiln.
Clay Walker
Skill is not born into anyone.  It is earned thru hard work and perseverance.

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