Cenospheres Dealers in Dhanbad

• cenosphere: high grade
• oil well drilling cementing additive : high grade paint additive

We are offering Cenosphere. chemical constituents: sio2 =57-64% al2o3 23-29% fe2o3 2-7% loi 1-5% size range 0-300 microns, 0-500 microns hardness : 6 mohs.