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ZA 50 LT 5+5KG
ZA 50 LT is a bicomponent (base and catalyst) addition RTV silicon rubber that vulcanizes at room temperature.
Indicated for the duplication of models with small recesses.
Mould-making, model-making, jewellery field. artistic ceramic, and silk-screen printing on ceramic for its remarkable reproduction accuracy, high dimensional stability andmechanical strength, theexcellent laser incision capability, duplication of the master mould in wax.
Chemical and Physical Properties
Mixing ratio 1 : 1
Viscosity of pre-catalyzation mixture ≈ 20000 cP
Total Working time at 23 °C (73 °F) WT= 15’ – 20’
Setting time at 23 °C (73 °F) ST= 180’
Shore A hardness after 24 hours 50 ± 3
Tensile strenght 4,0 N/mm2
Elongation at break 320 %
Tear resistance (die C) 12 N/mm
Reproduction of details 2 micron
Dimensional variation after 24 hours -0.05 %
Hardness50±3 shA Processing time15-20 Curing time (Hours)1 óra Weight1 kg Minimum order quantity10 kg Quantity options10 kg, 20 kg, 30 kg, 40 kg, ...