Hotline Spray A Plus is a reformulated, lead free overglaze used in glass fusing. The manufacturer describes it as a clear, low melting glass ground to micron size and suspended in a medium, suitable for brush or spray application. It is applied to fusing projects before firing to help prevent devitrification on the glass surface, and can also be used as an overglaze on dull, matte, or previously devitrified surfaces. The manufacturer states to fire to a minimum of 1300 degrees F (704 degrees C).
Shipping restriction: this product cannot be shipped when the temperature is below 32 degrees F.
Specifications
- SKU: 181517
- Brand: Hotline
- Type: Anti devitrification overglaze
- Size: 8 oz
- Use: Helps prevent devitrification on fused glass; brush or spray application
- Formulation: Lead free, clear low melting glass
- Firing: Fire to a minimum of 1300 degrees F (704 degrees C)
- Shipping: Cannot ship when temperature is below 32 degrees F
- Category: Glass Chemicals and Adhesives
Working Notes
Usage and Safety
Shake or stir as directed, then brush or spray a coat of Hotline Spray A Plus onto the glass surface before firing to help prevent devitrification. It can also be used as an overglaze on dull, matte, or previously devitrified surfaces. The manufacturer states to fire to a minimum of 1300 degrees F (704 degrees C). Results vary with glass type and kiln schedule, so test first. Always follow the manufacturer's instructions and the Safety Data Sheet.
- Lead free reformulation.
- Apply before firing for surface devitrification control.
- Cannot be shipped when temperatures are below 32 degrees F.
Frequently Asked Questions
What does Spray A Plus do?
It is a clear overglaze that helps prevent or reduce devitrification on the surface of fused glass.
What temperature do I fire to?
The manufacturer states to fire to a minimum of 1300 degrees F (704 degrees C).
Is there a shipping restriction?
Yes. It cannot be shipped when the temperature is below 32 degrees F.
