Biological (Effect on Pulp)

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Biological (Effect on Pulp) Table3. Properties of Luting cements [2-4,32-76] Luting agent Biological (Effect on Pulp) Chemical Rheological Physical & Mechanical pH Solubility in H2O at 24 hrs. WT (min) ST (min) FT (μm) 2 min. 24 hrs. CS (MPa) TS (MPa) MOE (GPa) Zinc Phopsphate Severe Irritant 2.14 6 0.2% 3 – 6 5 - 14 25 103.4 5-7 13 Zinc Polycarboxylate Mild effect 3.42 7 0.06% 2.5 – 3.5 6-9 25-30 55-90 8-12 4-5 Glass Ionomer 2.33 5.68 0.4-1.5% 2-4 90-220 6-7 8-11 RMGIC 3-5 0.07-0.4% 5-6 85-126 13-24 2.5-7.8 Methacrylte resin cements Moderate effect 0.0-0.01% < 25 70-172 2.1-3.1 WT = Working Time ST = Setting Time CS = Compressive Strength TS = Tensile Strength MOE = Modulus of Elasticity. Sita Ramaraju DV et al. A Review of Conventional and Contemporary Luting Agents Used in Dentistry. American Journal of Materials Science and Engineering, 2014, Vol. 2, No. 3, 28-35. doi:10.12691/ajmse-2-3-1 © The Author(s) 2014. Published by Science and Education Publishing.