njk002

Detailed Product Description Pebble is from 2500 years ago because the Earth's crust movement, Hidden in the sand in constant motion, she been generated. She has a very high robustness, Its performance: sio298.37%; Fe2o30.04%; Kg/cm2 790; S 0.02%; Gardens, buildings, roads, golf course construction, sewage treatment, water treatment, river works. Specifications :0.8-1 .5 cm; 1-2cm; 2-4cm; 3-5cm; ...