KOROCK 20 TOOTH STONE/ EXTRA HARD TYPE4
KOROCK 20 TOOTH STONE/ EXTRA HARD TYPE 4
- Packaging form
- 18kg carton box (1.5kg Aluminum Foil Pack x12)
- color
KOROCK20 EXTRA HARD Gypsum is a representative product of Korea Gypsum, for abutment. It is made of plaster model. Flowing smoothly without air bubbles It helps comfortable work with a feeling of injection and proper fluidity The accuracy of the setting time saves the operator's unnecessary time. It has high strength and softness at the same time so it makes working with margins, sawing, and trimming Work is possible without effort. It’s Optimal for prosthetic work
How to use
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Add 100 g of KOROCK20 to 21 ml of water.
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Leave it for 30~60 seconds and stir for 1 minute. The longer you stir, the higher quality models are possible (According to the speed of use of the stirrer, stir for 15 to 30 seconds)
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Inject the mixture into the mold. ( If you use the vibrator, you can make high-quality mockups.)
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Remove from the mold after 30 minutes.
Physical Property Data Sheet
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| KOROCK 20 | Mixture amount(%) | Stirring time(sec) | Working Time(min) | Curing time(min) | Expansion rate(%) | Compressive Strength (1 hour) |
Compressive Strength (24 hours) |
|---|---|---|---|---|---|---|---|
| Results | 21 | 30~60 | 7 | 11 | 0.08 | 570(kgf/㎠) | 980(kgf/㎠) |
Expansion rate over time
