Iris Arc

Production schedule of the various colourglasses, sorted by thermal expansion coefficient COE

• COE 82 ±3: colours for fusing with float glass FF
• COE 90 ±3:
  • Studio-colours ST for hollow- and press-glass COE 90 ±3
  • Hard-fusing-colours HF for fusing with flat glass like Bullseye etc, and for Lampworking with rods and tubes, e.g. Schott AR
  • for Pâte de Verre PV
• COE 93 ±3:
  • Ullmanncolours UC for hollow- and press-glass COE 93 ±3
  • Ullmanncolours fusing UCV for fusing with Artista
• Loetz colours:
  • COE 90 ±3: Loetz colours ST and HF, only for hollow glass and lamp working
  • COE 93 ±3: Loetz colours UC, only for hollow glass and lamp working
  • COE 104 ±3: Loetz colours SF, only for hollow glass and lamp working
• COE 96 ±3: Colours SP for fusing e.g. with Spectrum
• COE 104 ±3:
  • Softfusing SF for lampworking with rods and tubes of e.g. Lauscha and Moretti
  • Softfusing SFV for fusing with flat glasses of e.g. La Piastra and Moretti
• Auxiliary materials for fusing and Pâte de Verre
• Commodities