Purchase of other goods Processing powder (50 gr) for students to make ceramic models in practical workshops: Composition and properties of ceramic powder: Coefficient of thermal expansion, linear - (100–400°C) [10*6/K] 9.5 Bending strength (biaxial) [MPa] - 90 Vickers hardness MPa - 5400 Chemical resistance [µg/cm2] - 15 Combustion temperature [°C] 750 Dentin powder (50 gr) for students to make ceramic models in practical workshops. Composition and properties of ceramic powder: Coefficient of thermal expansion, linear - (100–400°C) [10*6/K] 9.5 Bending strength (biaxial) [MPa] - 90 Vickers hardness MPa - 5400 Chemical resistance [µg/cm2]- 15 Combustion temperature [°C] 750 Purchase of hard plaster for students to make models in practical workshops Main characteristic : Hardness – high Water/Powder - 20 ml / 100 g Mixing time – 1 minute Working time – 5 minutes Erasing time – 25 minutes Expansion after 2 hours – 0.08% Expansion after 58 hours – 0.019% Compressive strength In 1 hour - 52 MPa (530 kg / cm2) Compressive strength in 1 hour - 81 MPa (826 kg / cm2) Alcohol container wick for students' practical workshop Main feature: Fireproof oil wick Orthopedic forceps for students' practical workshop Main feature: titanium metal Tips for orthopedic electric spatula for students' practical workshop Main feature: titanium metal, temperature of tip 200 C, dimensions 60mm x 24mm x 17mm

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