The Oil-Resistant Asbestos-Free Board market is principally divided by application, reflecting end‑use demand patterns across industrial sectors. Construction accounts for the largest share, roughly 45 % of total revenue, driven by roofing, wall cladding, and fire‑proofing requirements where oil exposure is common. Automotive applications represent about 22 % of the market, primarily in engine compartments, under‑hood panels, and brake‑line housings that must withstand oil leaks and high temperatures. Marine usage contributes near 15 %, supporting deck fittings, bulkhead linings, and pipe insulation in vessels subject to oil‑based lubricants and seawater corrosion. Electrical equipment consumes roughly 10 % of boards, used for transformer housings and switchgear enclosures where oil dielectric fluids are present. The remaining 8 % falls under Other categories, including aerospace, industrial machinery, and specialty equipment. Collectively, these application segments define the market’s size hierarchy and guide capacity allocation for manufacturers.