Chromatic type 4 extra hard stone (pastel yellow -> pink -> pastel yellow) with extra fine granulometry specific for the preparation of total and partial non-removable master models, stumps preparation, metal framework, implants and antagonist models.
Additionally, its physical properties are ideal for all CAD-CAM reading techniques.
The extra fine granulometry is a guarantee for obtaining accurate fine and homogeneous stone with high resistance to compression, abrasion, chippings free and resistant during the prothesis preparation.
Kromotypo4 is compatible with all impression material and all products for the isolation of plaster against plaster.
Final color: Pastel yellow.
• Water/powder ratio: 22 ml/100 g
• Imbibition time: 20”
• Manual mixing time: 60”
• Mechanical mixing time: 30”
• Pouring time: 3’
• Setting time: 7’
• Time for separation after setting*: 30’
• Setting expansion (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
Measurements at 23°C with deionized water.
* Depending on the impression material used, the times indicated may vary.
The pastel yellow color indicates the mixing time, the appearance of the pink color indicates that the plaster can be poured, and the final pastel yellow color indicates that the complete hardening of the plaster has taken place and the model can be removed from the impression.
KTP096 – 1 x 25 kg bucket
KTP098 – 1 x 6 kg bucket
KTP412 – Box containing 10 x 1.250 kg bags (12.5 kg)
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