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Kiln Shelves and Furniture

When glass is fired in a kiln it must be supported and/or contained by kiln shelves, posts, dams and weights. In this lesson you will learn about these types of kiln furniture and how to use them in kilnforming glass.…

Kiln Operation

Knowing how kilns work and how to use them to their full potential is essential to making kiln-glass. In this lesson you will learn how to operate a kiln to control precisely how glass is heated, cooled and ultimately formed.…

Glass Cutting

With the proper tools and techniques even beginners can produce clean, accurate glass shapes for kilnforming projects. In this lesson you will learn everything you need to get started cutting sheet glass.…

Glass Cleaning

Substances like dusts, oils and fingerprints must be removed from glass before it's fired or they may be visible in the finished work. In this lesson you will learn how to clean glass properly to avoid problems caused by surface contam…

Firing: Basic Applications

In the “Firing: Basic Principles” lesson, you learned the eight steps that make up a firing schedule. In this lesson you will use those eight steps to design firing schedules for fusing, tack-fusing and slumping a platter with a te…

Drawing with Glass

Drawing with crushed glass powders and frits on sheet glass is a fluid and forgiving approach that allows for a broad range of gesture and precision. In this lesson you will do exercises to become proficient in the method and learn how…

What Is Glass?

Glass is a unique art-making material. In this lesson you will learn about the fundamental properties of glass, the basic forms of art glass and their uses, and how art glass is made at Bullseye Glass Company.…

Fusing Basics

Many kilnforming methods are based on fusing, the heat bonding of separate pieces of glass. In this lesson you will learn how to fuse together layers of glass on a kiln shelf, while exploring glass as a unique art-making material.…

The Art of Kiln-glass

The term “kiln-glass” covers an enormous range of working methods and types of work, including everything from simple platter-like forms to cast sculptures, painterly panels and architectural installations. In this lesson you will …

Artists Drawing with Glass

This lesson introduces Tom Prochaska, Rafael Cauduro, Catharine Newell and Jeff Wallin, four artists who draw with glass, exploring the unique opportunities provided by the method.…

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Glossary

Anneal' To cool previously heated glass through a specific temperature range in order to relieve excessive stress once the glass reaches room temperature. Annealer' More accurately called an annealing kiln or annealing oven. A…

Quick Tip: Opaline Overlays

Style codes for glasses above' White (000113-0030)' Driftwood Gray (000132-0030)' Elephant Gray (000206-0030)' Deco Gray (000136-0030)' Slate Gray (000236-0030)' Black (000100-0030)   Opaline sheet glass. Amazing…

Using Fusible Decal Paper to Transfer Laser Printed Images

Overview With this paper you can make a decal out of any image that you can print on a laser printer' including letters' numbers' line art' graphics' or even photographs. A black and white photograph that has good contrast as…

Quick Tip: Smooth It Out

Create a smooth' uniform surface on the shelf side of your fired work—not a brush stroke in sight! First' prepare a kilnshelf with Bullseye Shelf Primer. Follow the instructions in our free video Preparing Kiln…

What size French Cleat do I need?

Overview Once you know the total weight of your piece' use this chart to select the right cleat(s). For more tips' download our What size French Cleat do I need' PDF.  More Information What size French Cleat do I…

Quick Tip: Reaction Action

When certain Bullseye glasses are fired in contact with one another' their chemistries interact at the interface to create many effects and colors too. Here are close-up examples of some of our favorite reactions' including…

Quick Tip: Raise the Bar on Your Soap Dish

Add an accent color—and functionality—to your new soap dish with a little help from Bullseye fusible rods! We paired Robin’s Egg Blue Opalescent with Driftwood Gray rod' but you could use any combination.   Step…

Using Color Line Screen Paste

Overview Color line screen paste offers the ability to add high-pigmentation design elements and imagery onto sheet glass with no powdered enamels to mix. Pastes come ready to print' and are available in a wide range of…

Mold Tips: Heart Casting Mold (8976)

More Information Mold Tips' Heart Casting Mold (8976) PDF Helpful Resources Clean Shield Gel product useFrit Tinting articleFrit tinting videoMold Tips' Suggested Slumping SchedulesTips for Using Bullseye Slumping…

Quick Tip: Working with Petrified Wood

Petrified Wood is Bullseye’s magical unicorn streaky. Its unique combination of glasses results in dramatic internal reactions at full-fuse temperatures. Here are two ideas for making this glass sing.   Copper…

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Screen Printing Basics with Color Line Pastes

In our two-part lesson Screen Printing with Enamels, we covered how to print on glass using powdered enamels added to a liquid medium. While this is a very effective and accessible process, using powdered enamels requires local ventila…

Artists at Work: Dustin Sherron

Color Line Paints make it easy to create imagery on glass just as you would on canvas. These lead-free enamels are ready to use directly out of the container and can be mixed to create additional hues.In this lesson, artist Dustin Sher…

Laser-Printed Sepia Decals

In this project-based lesson, we will take a photograph and make it into a laser-printed decal. Then we'll fire the decal onto glass to make a fused and slumped plate.This process works with laser printers because the toner they use co…

Petrified Wood Bowl

In this project-based lesson, we'll work with a streaky sheet glass style called Petrified Wood. We'll cover some of the basic characteristics of this style, which contains a unique combination of reactive glasses that develop with hea…

Artists at Work: Narcissus Quagliata

In the summer of 2015, artist Narcissus Quagliata came to Bullseye's Research and Education studio in Portland, Oregon, to create a new work of art in fused glass.Although universally considered a master of this medium, he stated that …

Boiled Glass

Boiling liquid is the action of bringing a liquid to the temperature at which it bubbles and turns to vapor. Boiling glass is the action of bringing layers of sheet glass and crushed glass frit to extremely high process temperatures wh…

Working with Rolled Edges

Every handmade sheet of glass produced at Bullseye starts off the same way: as blob of molten glass passing through a set of rollers. Sheet glass emerges from this process with irregular, rounded edges, often referred to as “roll…

Tips for Tack Fusing

Tack fusing is an effective method for creating textured works in kilnformed glass.In tack fusing, glass is fired within a range that creates enough heatwork for the material to fuse while maintaining the desired amount of form and tex…

Considerations for Multiple Firings

There are many reasons you might need to fire a project multiple times to achieve a desired result. Some of the most common include:• Fusing and slumping in two separate firings• Firing components that will later be incorpora…

Kilncarved Billet

Creating a low-relief glass sculpture often requires a complex plaster-silica mold-making process. Kilncarving is a simple casting process that uses ceramic fiber paper and the right amount of heat to achieve similar results.In our Kil…

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New to using Bullseye Glass?

 "Your choice of glass is probably the most important decision you will make as a kilnformer." -Artist Steve Immerman on why he exclusively uses Bullseye. Bullseye glass is developed by artists, for artists. We've got…

Is it safe to fire Bullseye Glass in a kiln?

Yes. At cold temperatures and typical firing temperatures, the colorants are encapsulated in the glass and the glass does not emit odors or toxics into the air. However, ventilation is recommended to dissipate odors from shelf…

What is The Rule of Halves?

This rule is important to know for successful glass cutting. A score is more likely to run properly when there are equal amounts of glass on either side of it. This is particularly important for cutting strips of…

Why should I choose Bullseye glass over other glasses?

When you buy Bullseye glass, you're investing in top-quality materials and technical resources: Our standards for testing and quality are the highest in the industry and our products are unsurpassed for consistency and…

How do I know which Bullseye clear glass to use?

Tekta is Bullseye's signature style of clear glass. Bullseye manufactures two styles of its Tekta glass: Tekta Clear and Tekta Crystal Clear. Tekta Crystal Clear is recommended for crystal clarity, especially in thicker works.…

Can I get samples of your glass?

Yes. Our popular sample sets for sheet glass, billets, and rods are great resources for any studio. Note that these samples are for color reference only. They are not intended for reheating and may not be fusible.

Is there bubble-free glass?

Bubbles are found in all handcrafted glasses. They contribute to the art and beauty of finished glasswork. You can learn to minimize bubble formation or to create bubble patterns and effects by reading TechNotes 5: Volume &…

What are Special Production glasses?

Occasionally we produce limited runs of top grade glass styles that are not included in our regular product line. We refer to these as “Special Production” sheets. Special Production sheets may be one-of-a-kind or available in…

What are Curious glasses?

The grading system for our handmade glass demands that each sheet match a target color and have a uniform appearance to receive first-quality grade. Glass that is not quite the target color or that has some other…

Is all Bullseye glass recommended for fusing?

No, but all of our glass goes through a rigorous quality assessment and assigned a grade. Our top-quality sheet glass comes in two grades: Fusible and Standard (non-fusible). Fusible glass is coded as “F” and Standard or…

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