HuaLong pebbles filter material:
Natural pebbles
As a kind of pure cobble stone,pebbles main chemical composition is sio2, followed by small amounts of iron and manganese trace of copper, aluminum, magnesium, such elements and compounds. They have different pigment, such as iron, sand for blue purple copper, manganese, yellow for for silica gel stone translucent jade color with green, mineral, etc, Because these pigment ions into the silica hydrothermal type and content, thus showing different shades of color depth, ever-changing pebbles show black, white, yellow, red, blackish green color, walked. Etc.
Pebbles performance parameters: surface finish 98%, compressive strength in 600 Kg/M2.
The purpose:
Pebbles are widely used in public building, villa, courtyard architecture, paved roads, park rockery, miniascape garden art and filling materials, and other senior superstructure.
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