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    9 Products
    About Composites
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    Compare our offering of composites to find the right material for you.

    Easy-Machine Hard Fiber Round Tubes

    Image of Product. Front orientation. Hard Fiber. Easy-Machine Hard Fiber Round Tubes.
    Readily machined and punched into custom parts, these hard fiber round tubes are often made into bushings and washers. Also known as vulcanized fiber, they're constructed from lightweight cotton fabric that's been chemically treated to make it hard and dense.
    40" Long
    Wall
    Thk.
    Wall Thk.
    Tolerance
    OD
    OD Tolerance
    ID
    ID Tolerance
    Tensile Strength
    Hardness
    Mil. Spec.
    Flammability
    Rating
    Color
    Max. Temp.,
    ° F
    Impact Strength
    For Use
    Outdoors
    Each
    1/16"-0.01" to 0.01"9/16"-0.005" to 0.005"7/16"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No0000000000000
    1/16"-0.01" to 0.01"5/8"-0.005" to 0.005"1/2"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/16"-0.01" to 0.01"7/8"-0.005" to 0.005"3/4"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/16"-0.01" to 0.01"1"-0.005" to 0.005"7/8"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/8"-0.015" to 0.015"11/16"-0.005" to 0.005"7/16"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/8"-0.01" to 0.01"3/4"-0.005" to 0.005"1/2"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/8"-0.01" to 0.01"1 1/4"-0.008" to 0.008"1"-0.008" to 0.008"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/8"-0.01" to 0.01"1 1/2"-0.008" to 0.008"1 1/4"-0.01" to 0.01"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
    1/8"-0.01" to 0.01"1 3/4"-0.008" to 0.008"1 1/2"-0.01" to 0.01"9,000 psi to 21,000 psi (Good)Rockwell R80 (Hard)MIL-F-10336, MIL-F-1148UL 94 HB
    		Gray2351.8 ft·lbf/in to 2.5 ft·lbf/in (Good)No000000000000
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