Silicone rubber for concrete molds applications
1. Silicone rubber is mainly used for concrete statue ,concrete
veneer, concrete paving, concrete fountain , faux stone, man -made
stone and all kinds of concrete products .
Silicone rubber for concrete molds features
Silicon rubber for concrete molds is white flowing liquid with
general hardness of 22-50A°after curing with features ------
- high tensile & tear strength
- high duplication times
- Low linear shrinkage
- resistance to high-temperature
- Low shrinkage and non-deformation
- resistance to acid-alkali and expansion
Silicon rubber for concrete molds operation instructions
Step One: Take 100g of part A and add 2g of part B and mix the
silicone rubber and curing agent evenly.
Step Two: vacuum pumping
Without exception, this step takes less than 10 minutes.
Note: The time for vacuum-pumping should be less than 3—5 minutes
,otherwise, once the silicone rubber has cross-link reaction during
vacuum pumping process, it will not be operated.
Step Three: Pouring the vacuumed silicone mixture into the frame
with original concrete mold .
Shelf life for silicon rubber concrete molds
10~12months, when stored in a dry & cool place under the room
Packing for silicon rubber for concrete molds
1kg/ bottle , 5 kg/drum vacuumed packing, 25kgs/drum vacuumed
FAQ of Silicone rubber for concrete molds:
Why the silicone mold is not acid & alkali and aging resistant?
It is due to the addition of the silicone oil. Normally we do not
advise our customers to add any silicone oil into the silicone
rubber. It necessary, the ratio must below 5%-10%.
For more information , please feel free to contact Ms Phoebe
office no. :0086-0755-89212380
Email : siliconehyj(at)gmail(dot)com
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