What’s  diatomite  stuffing?

For applied structures of diatomite, fillings act as the second largest use of diatomite inferior to filter-aid. It is of light-weight, soft-quality, multi-hole, sound insulation, heat-resistant, acid-resistant, large specific surface area as well as stable chemical property and other series of good characters, so diatomite is a kind of functional fillings wildly used in many industrial fields.