Biresin® U1419


  • tough-elastic with shore hardness of approx. A 98 / D 54
  • high rebound elasticity
  • good flowability
  • fast curing
  • high tensile strength and high abrasion resistance

Application fields:

That shore hardness of around A 98 offers highest abrasion resistance of core boxes also opposite the shooting nozzles due to the high rebound elasticity

  • Biresin U1419 hardener (B) with 6-7 min potlife for smaller core boxes and short demoulding time
  • Biresin U1458 hardener (B) with 20 min potlife for bigger core boxes

Biresin® U1320 NT


  • tough-elastic with Shore D 62/66
  • proven market leader of nontoxic foundry resins for series core boxes
  • simple handcasting without post curing
  • both components without toxic classification
  • Biresin® U1320 L Neu hardener (B): long version - 16 min potlife (beige)
  • very high abrasion resistance
  • unsensitive to moisture
  • very good impact resistance and tensile strength

Applications fields:
Long-life surface layers of coldbox core boxes and match plates in foundries also in larger sizes

UR 3490


  • higher shore hardness D 67
  • good abrasion and impact resistance
  • good heat resistance (Tg ~100°C)
  • low toxicity

Application fields:

Coldbox cores boxes and match plates with higher shore hardness and heat resistance