Physical-mechanical testing workshop for plastic and composite materials
The work in the field of rheological properties of resins, melts of polymers (evaluation of rheological properties of resins and melts of polymers, determination of viscosity, rheological curves, indexes of flow of melt according to standards ČSN 640861 and ASTM D 1238-79). Determination of reactivity of resins (determination of reactivity of polyesters and epoxide resins according to standards ČSN 640345 and ČSN 640341), determination of molecular mass of polymers, determination of Tg, determination of physical-mechanical properties of polymeric and composite materials according to the relevant standards.
The services offered:
Tensile strength according to ČSN EN ISO 527-1 to 5, bending strength according to ČSN EN ISO 178, compression strength according to ČSN EN ISO 604, dynamic modulus of elasticity according to ČSN 640614, determination of creep, determination of shear strength of glued joints according to ČSN 668510, ČSN 668516). Determination of impact strength by Dynstat method according to ČSN ISO 179 by Charpy method. Determination of Brinell hardness according to ISO 6506, Vickers hardness according to ISO 6507, by Shore methods "A" and "D" according to ČSN EN ISO 868, determination of Barcol hardness according to ASTM D-2583. Determination of permanency of form at enhanced temperatures according to Martens, ČSN 640144, according to Vicat, ČSN EN ISO 306, ISO R 75, ČSN EN ISO 75-1. Determination of suction capacity of polymeric materials according to ČSN ISO 62. Determination of extractable components. Determination of relative flammability of plastics (limit oxygen number, oxygen index) according to ČSN EN ISO 4589-3. Determination of complex resistance of polymeric and composite materials to chemicals according to ČSN ISO 175.
Apparatus and materials available:
Universal testing apparatus MTS Adamel Lhomargy 4/M-20kN, 10kNa100N. Testing instrument FP 10 - 10 kN (heat chambre CHAIMECA). Rotational viscometer HAAKE, Rheotest III, Rheo-viscometer Höpler. Thermo-mechanical analyser TMA X04R (RMI), dynamic thermo-mechanical analyser DMA DX 04 T (RMI). Extrusion plastometer M-201. Vapour osmometer KNAUER. Impact pendulum Charpy. Hardness meters - Brinell, Vickers, Barcol GYZJ 934-1, Barcol GYZJ 935, Shore "A", "D". Instruments for determination of permanency of form at enhanced temperatures according to: ISO R75, Vicat, Martens. Apparatus for determination of relative flammability of plastics.
