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Search: Posts Made By: Alaska
Forum: Torch Questions 2020-08-29, 4:14pm
Replies: 18
Views: 1,830
Posted By Alaska
319411 One can locate the pressure delivered...

319411

One can locate the pressure delivered to the house by looking for pressure information as located on the gas meter regulator. Different models may have the data in various locations. In...
Forum: Tips, Techniques, and Questions 2020-06-17, 3:00pm
Replies: 10
Views: 1,656
Posted By Alaska
Have you compared using the Cricket with propane...

Have you compared using the Cricket with propane at 5 PSI and natural gas also at 5 PSI?

Have also used both on a Scorpion which has the Cricket as the center fire. In my findings the torch was...
Forum: Tips, Techniques, and Questions 2020-06-17, 2:54pm
Replies: 10
Views: 1,656
Posted By Alaska
The amount of oxygen needed for correct flame...

The amount of oxygen needed for correct flame chemistry is dependent on your torch selection plus a number of other factors. What torch are you using?

Portable units IMO are not suitable for...
Forum: Tips, Techniques, and Questions 2020-04-11, 2:20pm
Replies: 12
Views: 1,931
Posted By Alaska
Wink Have found that in some cases, there is a huge...

Have found that in some cases, there is a huge leak in the large hose from the compressor. This drops the oxygen levels. The compressor is rated for about 40 PSI. Use your hand to feel for any...
Forum: Boro Room 2019-12-26, 3:33pm
Replies: 11
Views: 3,531
Posted By Alaska
The concentrates are all combined into one...

The concentrates are all combined into one manifold. One could use "Y" connectors to perform the same function. Then two oxygen lines are run to the torch as it is a 4 stud unit.

When the torch...
Forum: Boro Room 2019-12-05, 9:13pm
Replies: 11
Views: 3,531
Posted By Alaska
Take a look at the GTT Mirage and Delta. Perhaps...

Take a look at the GTT Mirage and Delta. Perhaps even bigger. Check with the folks at "talkglass.com" as they use bigger torches for many of their projects.

Your 3 concentrators will not run any...
Forum: Boro Room 2019-10-09, 3:44pm
Replies: 4
Views: 2,666
Posted By Alaska
Agree with the post. With boro, place the...

Agree with the post.

With boro, place the piece in a cold kiln and ramp up to your annealing temperature. Remove and in some cases it may be necessary to slowly bring the piece back to working...
Forum: Safety 2019-06-20, 8:11pm
Replies: 4
Views: 2,316
Posted By Alaska
Have been using a Soler & Palau T-250 Fan which...

Have been using a Soler & Palau T-250 Fan which fits 10 inch round duct in combination with a barley box. All installed in 2012 and is still performing well and without issues.

Folks are correct...
Forum: Tips, Techniques, and Questions 2019-06-20, 7:57pm
Replies: 6
Views: 1,573
Posted By Alaska
With an new empty tank check on the cost of...

With an new empty tank check on the cost of having it purged prior to filling. Cost perhaps in the $3 to $5 range. Then so much per gallon for the fill.

Filling can be done at most any location...
Forum: Boro Room 2019-05-14, 2:12pm
Replies: 13
Views: 4,436
Posted By Alaska
A 5 LPM machine will have a static pressure in...

A 5 LPM machine will have a static pressure in the range of 5 to 10 psi. Thus it is best to use two machines with the same static output pressure. Most machines have a way to adjust output pressure...
Forum: Tips, Techniques, and Questions 2019-01-15, 4:51pm
Replies: 10
Views: 1,469
Posted By Alaska
Use a piece of brass rod and a file to make your...

Use a piece of brass rod and a file to make your own. If larger pieces are needed use a file with a rough surface. Also works well for copper frit.

One source for either could be a junk yard...
Forum: Boro Room 2019-01-14, 6:37pm
Replies: 3
Views: 2,514
Posted By Alaska
Use 5 mm clear boro. It all comes down to a...

Use 5 mm clear boro. It all comes down to a personal preference.
Forum: Tips, Techniques, and Questions 2018-11-10, 6:07pm
Replies: 7
Views: 1,251
Posted By Alaska
As stated, a kiln setter is not adequate for...

As stated, a kiln setter is not adequate for glasswork annealing. One can purchase a new controller or build your own. Using a PID controller such as the Fuji PXR-3, in combination with a SSR,...
Forum: Tips, Techniques, and Questions 2018-09-23, 5:47pm
Replies: 16
Views: 2,999
Posted By Alaska
Another option is to use a shield. Works well to...

Another option is to use a shield. Works well to filter plus acts as a blast shield.

The folks at Blue Moon Glassworks in Texas carry this item. It is called a "Phillips Polycarbonate Sodium...
Forum: Studio 2018-09-09, 3:47pm
Replies: 3
Views: 2,448
Posted By Alaska
What works for my application is "HardieBacker...

What works for my application is "HardieBacker Wet Area 3 ft. x 5 ft. x 0.42 in. Cement Backerboard". It is light gray and does not flex like a thin sheet of aluminum. About $17 USD from a home...
Forum: Studio 2018-05-04, 4:14pm
Replies: 3
Views: 3,059
Posted By Alaska
Many folks do very well with a 5 PSI unit at 5...

Many folks do very well with a 5 PSI unit at 5 LPM. The required pressure for best performance will be specified by the torch manufacture along with the needed LPM for both fuel and oxygen. It...
Forum: Safety 2018-02-21, 5:13pm
Replies: 10
Views: 5,272
Posted By Alaska
From the GTT website in regard to the Scorpion: ...

From the GTT website in regard to the Scorpion:

"The Scorpion was designed with concentrators, low pressure and low consumption in mind. The Scorpion runs great on one 10 LPM concentrator or two 5...
Forum: Safety 2018-02-21, 2:02pm
Replies: 10
Views: 5,272
Posted By Alaska
Have been using NG at 5 PSI on a GTT Scorpion...

Have been using NG at 5 PSI on a GTT Scorpion (center fire Cricket) and the torch works well on both boro and soft glass. It is nice that NG in your area is at a usable pressure. In many places it...
Forum: Torch Questions 2017-04-27, 4:33pm
Replies: 16
Views: 6,330
Posted By Alaska
Give this link a try: ...

Give this link a try:

(http://gas-tec.com/torchboosters.html)

Gas Tec make a number of NG boosters. They are not inexpensive. They may have some refurbished units available for less cost. ...
Forum: Tips, Techniques, and Questions 2017-04-22, 3:57pm
Replies: 12
Views: 2,207
Posted By Alaska
A used oxygen concentrator can often be found on...

A used oxygen concentrator can often be found on Craig's List in the range of $125 to $250. Look for one with low hours perhaps less than 1000. The more hours on the machine should be reflected in...
Forum: Torch Questions 2017-04-22, 3:47pm
Replies: 16
Views: 6,330
Posted By Alaska
The issue with using NG, at household pressures...

The issue with using NG, at household pressures (1/3 PSI), is the torch is starved for fuel. The torch will still work, but can not go beyond what fuel is available. Ran a Scorpion at 1/3 PSI and...
Forum: Boro Room 2017-03-01, 3:46pm
Replies: 5
Views: 3,014
Posted By Alaska
The concentrator manual will list the oxygen...

The concentrator manual will list the oxygen purity at various LPMs. The general rule of thump, as pointed out above, is to set less than maximum.

In most cases, unless the torch is raged, the...
Forum: Boro Room 2017-03-01, 3:36pm
Replies: 3
Views: 4,040
Posted By Alaska
Looks like the Bravo, for full flame, requires...

Looks like the Bravo, for full flame, requires oxygen at the rate of 31 LPM. One 5 LMP machine will not be adequate. However, it might be possible to run only the center fire on the concentrator...
Forum: Studio 2017-03-01, 3:23pm
Replies: 12
Views: 5,491
Posted By Alaska
Most home 110 volt AC circuits are rated at 20...

Most home 110 volt AC circuits are rated at 20 amps. Some at 15 amps. Check the circuit breaker for the correct ratings. For a 20 amp circuit the wire size is #12 copper.

Would suggest for...
Forum: The Dark Room 2017-03-01, 3:10pm
Replies: 8
Views: 10,232
Posted By Alaska
Here is one of your images after a trip through...

Here is one of your images after a trip through PhotoShop. PhotoShop will help, but starting with a quality image is a major requirement.

Depending on the object, consider backlighting. i.e. ...
Showing results 1 to 25 of 500

 
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