PRNM Black Sculpting Clay 0-1.5mm 12.5kg

PRNM Black Sculpting Clay 0-1.5mm 12.5kg

Price : ₺1.040,00(Vat included)
  • Black sculpting clay containing 40% coarse chamotte 0-1.5 mm (up to 12 Mesh)
  • Formulated for artistic ceramics, ideal for large sculptural works and murals.
  • High chamotte content ensures a beautiful, firm texture and excellent functionality during drying and firing.
  • In an oxidizing atmosphere, the beautiful and intense black fire color is very special from the PRN series and becomes an ideal means of artistic expression.
  • In a reducing atmosphere, metallic effects in shades of blue are obtained.
  • In extruded body (moist form) Available.
     
    Firing range: 1200-1260ºC/ Cone 5-7
    Biscuit temperature: 1000ºC
    Water content: 21%
    Plasticity (IP Atterberg): 22
    Carbonate content (CaCO3): 0%
    Drying shrinkage: 7.0%
    Firing shrinkage (1260ºC): 3.6%
    Porosity (water absorption at 1260ºC): 9.8%
    Dry flexural strength: 2.0 N/mm2
    Fired flexural strength (1260ºC): 22.0 N/mm2
    Thermal coefficient (25-500ºC): 50.3x10^-7ºC^-1
     
    Recommendations for use with glazes
    Use zinc-free (Zn-free) glazes to prevent unexpected reactions such as blistering or color changes.
  • Other elements that can react are zirconium (Zr) and tin (Sn).
  • Always test to ensure proper fit to this ceramic clay body.
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