Pebble

Pebble refers to the natural oval-shaped particles with a diameter of 60 ~ 200mm, which are formed by long-term transportation of weathered rocks by water flow.

Application

Filter material, paving, decoration, construction, filter cushion, water treatment

Features

1. Rough surface, microporous, internally developed porosity, large surface area.
2. Interception capability, the general position 9-13kg / m.
3. High filtration rate, usually 15-20m / h, up to 35kg / m.
4. The backwash water consumption is low, only 30-40% quartz filter material.
5. Chemical stability, strong anti-acid-base properties, long service life.