Crossword Puzzle Coded material

Clue: Coded material

Material that coats arteries (ASPHALT with 7 letters)
Retro upholstery material (BARKCLOTH with 9 letters)
Non-purse material (EAROFASOW with 9 letters)
Mobster's reading material? (MADEMAGAZINE with 12 letters)
Having material that "may not be suitable for children," per the MPAA (RATEDPG with 7 letters)
Binding material (e.g. SISAL with 5 letters)
Drum material (STEEL with 5 letters)
Expensive boot material (SUEDE with 5 letters)
Editor's material (TEXT with 4 letters)
Material for a dobie man (TNT with 3 letters)