Quality 8-10mm black pebbles

Quality 8-10mm black pebbles Black pebbles are widely used in power plant transformers, water filter pads, steel mills, petrochemical plants, sewage plants, chemical plants, water plants, public buildings, villas, interior floor heating, courtyard, garden pavement, river embankment, lake and other projects, is an excellent material of choice. Hot Phone: 15872246095, customer service QQ: 2313599686 cobblestone performance parameters: surface finish 98%, the compressive strength of more than 600 Kg / M2. Step cobblestone fitness method by direct stimulation of foot points. However, any fitness method has Adaptation restrictions and taboos. Stepped cobblestone no exception, in case of the following circumstances fitness to suspend step properly. First, there sore foot sprain, trauma, when swelling; the second is rheumatic fever when exposure to cold and cold; the third is coronary heart disease, high blood pressure, liver and kidney dysfunction when chronic deterioration; Fourth, drink and Meniere's disease, Parkinson's disease, psychosis vertigo imbalance; Fifth, sudden changes in weather, when the ground frost. Sense of propriety, while avoiding disadvantages, step on cobblestones fitness will be safe and effective.