Welcome to visit us![email protected]
Gravel is composed of unconsolidated rock fragments that have a general particle size range and include size classes from granule- to boulder-sized fragments.Gravel is categorized by the udden-went-worth scale into granular gravel 2 to 4 mm or 0.157 in and pebble gravel 04-12mm, 10-20mm, 20-30mm, 30-40mm and soon.Gravel is an important commercial product, with a number of.
We are a large-scale joint-stock enterprise integrating scientific research, production and sales.Our leading products have crushing equipment, sand making equipment, mobile crusher, etc., Each type of product is with complete specifications. All products have passed ISO9001, CE and GOST international quality system certification.