TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION CHAPTER I: POLLUTION CONTROL BOARD SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES PART 211 DEFINITIONS AND GENERAL PROVISIONS SECTION 211.6013 SILICONE INSULATION MATERIAL
Section 211.6013 Silicone Insulation Material
"Silicone insulation material" means an insulating material applied to exterior metal aerospace surfaces for protection from high temperatures caused by atmospheric friction or engine exhaust. These materials differ from ablative coatings in that they are not "sacrificial".
(Source: Added at 45 Ill. Reg. 3509, effective March 4, 2021) |