Exsperiments of making rubber compound for canvas shoe sole and foxing have been done by varying filler (MgCO3). Composition used for rubber compound is : pale crepe 100 parts; MgCO3 30 parts; CaCO3 75 parts; ZnO 10 parts; stearic acid 0. 5 part; napthenic oil 2 parts; paraffin wax 0. 5 part; titanium dioxide 10 parts ; AOSP 1 part; MBT 0. https://lampsusaes.shop/product-category/outdoor-wall-light/