Whip Mix Polyvest Refractory Dental Investment

Polyvest

Refractory investment for porcelains with medium range thermal expansion.

Polyvest

Description:

Polyvest Refractory Die Material is formulated with a coefficient of thermal expansion to closely match todayā€™s newer porcelains. With its controlled expansion, Polyvest permits full contour build-ups and produces accurate ceramic restorations.


Polyvest offers many advantages to users such as:

  • Ample working time to pour models
  • Fine-grained material with fluidity for highly accurate reproduction
  • Highest strength to resist fracture and abrasion
  • Controlled expansion to match most porcelains

Physical Properties:

Water/Powder Ratio: 22 mL/100g


Working Time: 2 minutes


Color: White


Compressive Strength (after firing): 6,500 psi (46MPa)


Compressive Strenth (1hour): 6,000 psi (42MPa)


Thermal Expansion 500ĀŗC (932ĀŗF), 2nd Firing: 0.65%


Maximum Furnace Temperature: 1,200ĀŗC (2,200ĀŗF)

Products

Item Number
Polyvest 24 ā€“ 60g Packages No. 24930 Contact to Order
Special Liquid Concentrate Plus 340mL Bottle No. 38122 Contact to Order
Special Liquid Concentrate Plus 1 Liter Bottle No. 38127 Contact to Order
Special Liquid Concentrate Plus 6 Pack 1 Liter Bottles No. 38130 Contact to Order

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