You May Also Be Interested In:
lingshou county hengsheng mineral powder factory is located at the home of china mica-lingshou, mining resources is rich. nearly to tianjin xingang , it's provide favorable condition both at freight and time.
brief information of pumice as follows:
Pumice is formed when lava full of bubble curdled, more bubble caused pumice and less bubble turned into scoria
890-1000 g/cubic metre
Formed when lava full of bubble curdled, if lines are wide, and pores are large but little, we call them scoria