• Prosthetics
• Gipsy
• 4th grade
• Kromotypo 4 super hard gypsum 25kg
• Product code 16568
• Product code 16568

Kromotypo 4 super hard gypsum 25kg

Kromptypo 4. Class IV extra hard prosthetic plaster with chromatic setting phase indicator for making models with high compressive and abrasion resistance.

Characteristics:

• Final color: pastel yellow.
• Water to powder ratio: 22ml/100g.
• Absorption time: 20 seconds.
• Mixing time (manual): 60 seconds.
• Mixing time (mechanical): 30 seconds.
• Pouring time: 3 minutes.
• Setting time: 7 minutes.
• Separation time after setting: 25-30 minutes.
• Expansion setting (after 2 hours): 0.08%
• Compressive strength (after 24 hours): 81 MPa, 11,740 psi, 828 kg/cm2.
• Rockwell hardness (after 24 hours): 85 HRL.

Packaging:

• 25kg