ZA 35 Mould Fast 5+5KG
35 Shore A of green is a bicomponent (base and catalyst) addition RTV silicone rubber that vulcanizes at room temperature. Indicated for the duplication of models with small recesses. Mould-making, model-making and Art Ceramic for its remarkable reproduction accuracy, high dimensional stability and mechanical strength with fluidity. Suggested for the reproduction of mother shape /form.
Chemical and Physical Properties
Vulcanized product
Mixing ratio 1 : 1
Specific weight 1.16-1.18 g/cc
Viscosity of pre-catalization mixture 4100 ± 300 cP
Mixing time at 23 °C (73 °F) 1’
Working time at 23 °C (73 °F) WT= 6’
Setting time at 23 °C (73 °F) ST= 20’
Shore A hardness after 24 hours 35 ± 2 shA
Breaking load 3.0±0.2 N/mm2
Elongation at break 300±20 %
Tear strength DIE B 7±1 N/mm
Tear strength DIE C 9±1 N/mm