Warm glass or kiln-formed glass is the working of glass, usually for artistic purposes, by heating it in a kiln. The processes used depend on the temperature reached and range from fusing and slumping
Higgins Glass, fused and slumped ashtray and bowl
Fused glass piece with dichroic glass highlights
Platter, slumped into a shallow mould
Glass casting is the process in which glass objects are cast by directing molten glass into a mould where it solidifies. The technique has been used since the 15th century BCE in both Ancient Egypt an
Warm glass
…usually for artistic purposes, by heating it in a kiln. The processes used depend on the temperature reached and range from fusing and slumping to casting. "Warm glass" is in contrast to the many cold-working glass processes, such as leaded glass. "Hot glass", glassblowing, or lampworking is the working…
A bowl made from cast-glass. The two halves are joined by the weld seam, running down the middle.
Roman cast-glass plate from the 3rd century, found in Cyprus
A cast glass sculpture from a kiln firing
Decorative patterned kiln casting glass for window.