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Can I make my project at Bullseye studios?

Yes once you've taken at least one kilnforming class at Bullseye you're welcome to assemble and fire projects during our Open Studio sessions. Bullseye Studios are located inside Bullseye Resource Centers. Our studios are fully stocked read more

Can I make my own stringers?

Yes you can hand-pull your own stringers using a Vitrigraph kiln. If you have the opportunity to use a Vitrigraph kiln we highly recommend you take it. Not only is it fun but you will be able to make unusually shaped stringers that can read more

How do I learn to kilncast glass?

Many people are most successful when they start by taking a class. To find a short course that's convenient for you check our classes  or search for a teaching studio near you. Depending on the type of kilncasting you want to do you read more

How can I cast to get some gloss on the finished surface?

There are a few ways to ensure your finished piece has a glossy surface. First of all the interior texture of the mold will affect the final texture and amount of gloss on your piece. Using an investment mix or mold material with a fine read more

Do you have projects that teach about kilncasting?

You can get some ideas and basic information by reading TipSheet 5 Bullseye Box Casting and TipSheet 8 Basic Lost Wax Kilncasting. Related Questions Do you have projects that teach about kilnformingHow can I learn to cut glassHow do I read more

Do I have to dry my casting mold in the kiln?

Yes it is important to remove as much moisture as possible from your casting mold. To learn more read the "Firing the Mold and Glass" section in TipSheet 8 Lost Wax Kilncasting. Related Questions How can I get some gloss on the finished read more

Tabletops

In our lesson Working Deep, we demonstrated how to design thick sections of glass with imagery and color embedded within the layers.In this lesson, we'll use a similar method to make a thick slab of glass for a small tabletop working w…

Can I make a reusable kilncasting mold?

Yes if you use the appropriate investment mix. The commercially available product Castalot is one example of a good reusable mix for glass slumping fusing or kilncasting. Note Castalot will not work if your model has undercuts. Related read more

What types of kilncasting can I do?

Kilncasting projects generally fall into one of two broad categories those which are made in open-faced molds and those that are made in closed or semi-closed molds. In open-faced molds one side of the mold is left completely open. The read more

What molds are used for kilncasting?

Molds for kilncasting fall into two broad categories open-faced or closed/semi-closed. In open-faced molds one side of the mold is completely open; the cold glass is placed directly into the mold through that opening. Using open-faced read more

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Suggested Slumping Schedules

Over the years' Bullseye's Research & Education department has gathered a vast amount of experience slumping glass in a wide variety of molds. We've collected this information into a handy new reference guide and' in keeping…

Clean Shield Gel

  When properly applied' Clean Shield Gel (8224) brings out luster and gives dry' matte surfaces the sealed appearance of a low-temperature firepolish. (Unfired' unsealed sandblasted surfaces have a "dry" appearance that can…

Color Line Paints & Pens Product Information

Overview Color Line Paints & Pens are ready to use enamels for glass or ceramics in a fantastic range of intense colours. Available in squeeze bottles for use as lining pens or in larger units for painting' airbrushing'…

Prefiring Your New Kiln

  Before using a new kiln for glass projects' you'll need to pre-fire it. This burns out binders' moisture' and other residue left over from the manufacturing process. New shelves can be slow to take on primer so we recommend…

Gold-Bearing Pink Tints

Samples of Ruby Red Tint (001824-0030-F) from various production dates. To consistently reach target color when firing our gold-bearing striking glasses' Bullseye advises a pre-rapid heat soak of 2 hours at 1225°F (663°C) on…

Fine Lines

Candle-bent Fine Line stringers bring a lean line quality to this Mid-Century inspired design. Bend the Stringer Holding the stringer with thumbs and forefingers' place the spot you want to bend in the tip of a candle flame…

Fresh Color

New color palettes bring freshness to artwork. You can discover professionally curated' current color combinations to make your own in magazines and websites about design' interiors' and even fashion. An article about bedroom…

Opaline Ring

Put a Ring On It! Explore the possibilities of a palette of green rings capped with Opaline! As an overlay' Opaline scatters light for a dramatic impact on base colors. Note the blue hue it adds to the dark-valued green here and…

GlassTips: Opalescents

What to expect from selected Bullseye sheet glass. This handy reference guide explains what you can expect from your Bullseye sheet glass colors before and after heatwork in the kiln. Click on the small style swatches to the left…

Mold Tips: Deep Form

Overview Making this deep bowl form is easy as 1-2-3.  Each consecutive firing shapes the form' ultimately resulting in a deep' tall' steep-sided vessel. Download our Mold Tips' Deep Form PDF for some tips to maximize…

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Tabletops

In our lesson Working Deep, we demonstrated how to design thick sections of glass with imagery and color embedded within the layers.In this lesson, we'll use a similar method to make a thick slab of glass for a small tabletop working w…

BECon 2013: Sandra Gross

Gross presented this lecture on Saturday, June 22, 2013 in Portland as part of BECon 2013: CHROMA-CULTURE. Transformations: Color, Kiln-Glass & Children's Education What can we learn as artists and educators in observing children…

BECon 2013: Richard Speer

Speer presented this lecture on Thursday June 20, 2013 in Portland as part of BECon 2013: CHROMA-CULTURE. Angel White and Devil Red: Color's Symbolism in History, Pop Culture, and Contemporary Glass "Color," wrote the late painte…

BECon 2013: Bullseye Color Stories

This panel discussion took place on Friday June 22, 2013 in Portland as part of BECon 2013: CHROMA-CULTURE. Bullseye Color Stories Panel: Dan Schwoerer, Sam Andreakos, and Ted Sawyer Moderator: Mary Kay Nitchie Where does Bull…

Day of the Dead Skulls

Pâte de Verre is a casting method that involves hand-packing layers of frit and powder in a refractory mold. The term literally means “paste of glass” in French. Works made with this technique take many forms. These include thin-w…

Screen Printing: Screen Setup & Care

Screen printing is a time-honored method of image production dating back hundreds of years. Both flexible and cost-effective, it has been successfully adapted to a variety of media for use in commercial, fine art, and pop-culture setti…

Bringing Home Your New Kiln

Many artists assume they need to rent a dedicated space to work on kiln-glass projects. But you can accomplish a lot in a home studio with just a kiln, a table or bench, and some basic tools.In this lesson, we'll set up a home studio a…

Clear Powder on Iridescent Sheet Glass

One simple yet powerful design tool available to kilnformers is the addition of clear powder to iridescent sheet glass. The grains of powder alter the reflective qualities of the iridescent coating, making a range of metallic effects p…

Dealing with Devitrification

A common phenomenon that many kilnformers encounter is devitrification. Devitrification, or devit, is the growth of crystalline structures on the surface of glass. It generally appears as a haze or scum that no amount of cleaning will …

Working with Frit Balls

Dots are a fundamental element of design. In kilnforming, you can incorporate round dots into your work by creating frit balls. These tiny spheres of glass are the result of firing pieces of coarse frit until they are transformed into …

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How big are the individual granules of frit? If applying Bullseye frit with a sifter, what size mesh screen will I need?

Bullseye frit granules come in five sizes: extra large (available in clear only), coarse, medium, fine, and powder. We recommend applying frit with a sifter, as there are a number of interesting effects that can be achieved. Bullseye…

What is Bullseye's glass coding system?

Every piece of Bullseye glass you buy is named with a precise code. The code provides information including color, texture, treatment, thickness and form or shape. Download the Bullseye Glass Coding System PDF

Is Bullseye glass COE 90?

Unfortunately, the answer to this question is not simple.  The intent of most glass fusers who ask this question is to find out if Bullseye glass is compatible with glass made by another manufacturer. But COE ("coeffecient of…

What are "striking" glass colors?

Some Bullseye glasses appear pale or colorless in the cold sheet form, but “strike” or mature to a much different color when fired. Striking colors can vary, depending on temperature, atmosphere, and heat history. For projects…

Is Bullseye glass compatible in all conditions?

When kilnforming, there are a multitude of variables to keep in mind. If you plan to subject Bullseye glass to unusual working conditions, we always recommend conducting your own tests. Under normal working conditions, Bullseye…

What can I expect from Bullseye rods?

Bullseye rods are an accessory glass that can be added to kilnforming projects to create a variety of unique design elements. In the production of Bullseye rods, five characteristics are evaluated: Compatibility: Bullseye…

Is Bullseye glass food safe?

Listed below are the Bullseye glasses that contain more than 1.0% lead or more than 0.5% cadmium. If you use any of these styles for food-bearing objects, we recommend capping them with Bullseye clear glass. In our testing, we have…

How and why should I clean glass before firing it?

Glass should always be cleaned before it is fired in a kiln. Cleaning glass removes problem-causing contaminants like glass-cutting fluid, oils, minerals, salts, dusts, fibers, sticker residues, pen marks, and fingerprints. These…

What is coldworking?

Coldworking, as it sounds, is changing the shape or surface texture of glass using tools and processes that do not rely on heat. Coldworking methods include grinding, carving, engraving, polishing, sandblasting, and other…

What coldworking equipment do I need?

In short, you need the equipment that's right for the type of work you're making and the results you want to achieve. We recommend taking a class to learn about the different types of coldworking equipment and supplies that are…

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