Yonoimpex is among leading mining company supplying best quality quartz lumps and grits as per the requirement of clients around the world. We have best facilities and resources to meet buyers requirement of quartz lumps and grits
Quartz Lumps & Grits Specifications
High content of SiO2 from 99% to 99.9%
low content of alkali, or traces
Low Fe content upto 0.01%
Mohs hardness:7-7.8
Specific Gravity: 2.90-2.8
Sizes & Grade
We have advantage of having own mines of quartz and can provide with quartz lumps as per requirement of the clients. We carry out sorting process of lumps which includes: Sorting, washing, re-sizing, again washing and packing.
We also provide quartz grits for use in steel industries with details given below:
Yonoimpex provide grits size as per clients required. We have all types of quartz grades available for immediate supply from Glossy quartz to semi grade of quartz lumps.
Chemical Compoistion / Paratmeters of Silica (Quartz) powder:
Sio2 : 99.5%-99.8%%
Fe2O3: 0.01% or below
Al2O3: 0.01% or traces
Cao: 0.01% or traces
MgO, Na2O, K2O, TIO2, MnO are in trace or absent