Cobblestone filter Description: pebbles (gravel) filter, commonly known as the supporting layer filter or filter, points (natural) pebbles and (machining) two cushion quartz gravel. Filter is the result of natural river pebbles excavation, screening, selected from water, pure white and variegated spherical shape, a mechanism for processing quartz pebbles and gravel. This product has no impurity density of 2.66, the silicon content of 98.5%, the mechanical strength of 7.5 for the water plant, mechanical filters, anion and cation exchange must be material. Common Specifications (mm) :2-44-88-1616-2525-3232-50. Cobblestone products: natural sand colors High dyeing mechanism pebbles, river pebbles, stone, dry stick stone, stencilled stone, landscaping stone, petrified wood, stone culture, natural color marble meters and other decorative building materials and interior decorative , non-toxic, tasteless, non-marking. Pebble filter uses: pebbles are widely used in public buildings, villas, garden buildings, paved roads, parks rockery, bonsai filling materials, garden art and other senior superstructure. It carry forward the ancient oriental culture, but also reflects the Western classical, elegant, return to basics style. Cobblestone also water purification, sewage treatment, electricity, garden items such projects to provide high-quality materials. Cobblestone filter is also widely used in power plants transformers, water filter mat, public buildings, villas, gardens, garden pavement laying, river levee, lake, chemical plants, sewage plants, steel mills, water plants and other projects, is excellent material of choice. Water effect is good and easy to wash, long life cycle, cost-effective, is one of the water purification materials currently double, three main filter used. Gravel quartz ore crushing finishing. Widely used in water treatment water plant supporting layer, machine filter, anion and cation exchange. Our factory is a professional manufacturer producing pebbles, production pebbles, pebbles filter, black pebbles filter, filter and variegated white pebbles pebbles, pebbles and other types of media. Major role in the treatment of pebbles, filtered pool with pebbles, pebbles supporting layer, cushion with pebbles, pebbles, etc. with the canister. I plant is the result of natural river pebbles filter excavation, screening, washing and processing. Pebble filter non-toxic, tasteless, non-marking. Quality hard, sharp color quaint, cobblestone with compressive strength, abrasion resistant natural stone features. Pebbles natural pebbles, pebbles machinery, artificial pebbles, variety, various size everything, adequate supply, affordable, reliable, safe choice in your physical and chemical indicators pebbles filter:! Analysis Project Test Data Analysis Project Test Data SiO2 ≥ 98% Density 2.66g/cm3 hydrochloric acid soluble rate ≤ 0.2% Bulk density 1.85g/cm3 procurement cobblestone filter you need help, please call 0371 -60,263,358 Tel: 18337183918 Zhengzhou Tianhe water purification materials Limited wholeheartedly You provide the highest quality products and the most sincere service. Welcome to the new and old customers to inquire, we have technical experts 24 hours to provide you with technical services. In this, I wish you good health, plenty of money. Learn more about the cobblestone charcoal filter expertise, please visit: www.zzth66.com / sources of information for this product Tianhe water purification materials Co., Ltd., Zhengzhou, please indicate the source, please visit: http://www.zzth66. com / lvliao / elsll.html