Really all colors have their own working style. Most colors are harder to work then clear, but if worked properly it really becomes more time to make sure the color does not boil.
It all comes down to the COE of the elements put in the glass. Boro is 33 so it must be very very close to this or it will crack the glass as it cools. Moldavite is actually very close to borosilicate glass molecularly (both mostly composing of SiO2), making it more stable for blowing …
Small glass does not always mean affordable or cheap. Small glass can have a lot of time put into it, hence the higher price tag for small glass. A small pipe may take the same time to make as a large pipe, the small intricate work is very difficult for a person to do.
Each time a piece of glass makes a hit, that hit can cause stress in the glass that you might not be able to see. As the stress builds up, this can cause the glass to break. Just a scratch in glass can cause a nasty stress in the glass making that a weak point …
Why are some colors more “bubbly” than others? (i.e. slyme vs sublime) This is due to the minerals that are added to the glass to get the color. Sometimes the minerals just keep boiling causing the air bubbles. We also think this happens as the color companies may be in a rush to find new …
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These are basically the same thing. Really depending on what part of the country will determine what terminology is used. The artist draws an image or pattern on the outside and then turns it inside out. See a fillacello See Flip Disc
The opals in pipes are synthetic Gilson opals. Real opals will crack. OPALS- Opal is one of the world’s most beautiful and precious gemstones, predominantly found in Australia. It is one of only six types of precious gemstones found on planet earth, sharing prestigious company with diamonds, rubies, sapphires, emeralds, and pearls. You can not …
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A lot of info can be found in our page Glass Terms and Techniques WRAP AND RAKE- One of the more basic yet when done right can be just amazing! This technique gives the glass like a scallop effect of dragging effect. WRAP- – This part of the technique is what will give the underlying …
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See our Glass Terms and Techniques blog for tons of info BUBBLE TRAP- The bubble trap technique is when the glassblowing artist traps bubbles in the glass. When done properly the bubbles can form lines and can look very nice. Sometimes the bubbles are put in between ratachello line work. Bubble trap can be done in many …
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See the blog for more info and see Fused Quartz for more info on quartz. Quartz : COE of 5.5 ⋅ 10−7/K (average from 20…320 °C) Softening point: 3029 F, 1665 C Annealing point 2084 F, 1140 C