AP-42 Background Document for Section 11.27 Feldspar ...
2015-9-10 · Feldspar Processing 1. INTRODUCTION The document Compilation of Air Pollutant Emission Factors (AP-42) has been published by the ... 1986 13 W 522 19,855 200 W 735 26,100 1987 10 W 492 17,800 219 W 720 26,100 ... dry grinding is sometimes performed to reduce the feldspar to less than 74 µm (200 mesh) for use in ceramics, paints, and tiles ...