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  1. DuraKapp™#11 Babbitt - 1 lb. Regular Bar
    DuraKapp™#11 Babbitt - 1 lb. Regular Bar
    $15.55
    ASTM B23 #11 - OEM matching refurbishment Tin Babbitt for high speed machinery, engines, and generators. 87.5Sn/5.75Cu/6.75Sb, nominal 1 lb. bars. VIEW PRODUCT
  2. DuraKapp™#11 Babbitt - 6 lb. Notch Bar
    DuraKapp™#11 Babbitt - 6 lb. Notch Bar
    $90.25
    ASTM B23 #11 - OEM matching refurbishment Tin Babbitt for high speed machinery, engines, and generators. 87.5Sn/5.75Cu/6.75Sb, nominal 6 lb. notch bars. VIEW PRODUCT
  3. DuraKapp™#11 Babbitt - 35 lb. Ingot
    DuraKapp™#11 Babbitt - 35 lb. Ingot
    $508.90
    ASTM B23 #11 - OEM matching refurbishment Tin Babbitt for high speed machinery, engines, and generators. 87.5Sn/5.75Cu/6.75Sb, nominal 35 lb. ingots. VIEW PRODUCT

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DuraKapp™#11 Babbitt is a general purpose, high speed, Tin-based Babbitt. Kapp Alloy’s unique Precision Microcasting™, combined with high purity virgin raw materials, results in the world’s strongest, most ductile Tin-based Babbitts.

 

DuraKapp™ #11 Babbitt meets or exceeds the specifications for ASTM #11 Babbitt - also known as Grade 11 Babbitt. We back all of our products with a 100% satisfaction guarantee or your money back.

 

Applications

  • Thin bearings in light to medium pressure applications
  • Typically found in band saws, crushers, crushing rolls, cutters, dynamos, saw mills, mill gears, trimmers, and tube mills
  • Electric pumps
  • Regular duty engines and compressors
  • Paired with KappaTinning™ Compound and Kapp CopperBond™ Flux

 

Properties

Specification

ASTM B23:

Grade 11

QQ-T-90A:

NA

 

Composition

Tin (Sn):

86.0-89.0%

Antimony (Sb):

6.0-7.5%

Copper (Cu):

5.0-6.5%

Lead (Pb):

0.35% (max.)

 

Technical Data

Melting Temperature Range:

471-495°F (244-257°C)

Pouring Temperature:

621°F (327°C)

Brinell Hardness @ 68°F (20°C):

27.5

Tensile Strength (Chill Cast):

10,000 psi (69 MPa)

Elongation at Break:

1%

Yield Point Compression at Temperature:

6,600 psi (45.5MPa) @ 68°F (20°C); 3,150 psi (21.7 MPa) @ 212°F (100°C)

Johnson’s Apparent Elastic Limit:

5,350 psi (36.9 MPa) @ 68°F (20°C); 1,300 psi (9.0 MPa) @ 212°F (100°C)

 

Product Variants

DuraKapp™#11 is available in standard forms:

  • 35 lb. (15.9 kg) ingots
  • 6 lb. (2.7 kg) notch bars
  • 1 lb. (0.5 kg) bars

Custom alloys and forms are our specialty. Call a Kapp representative to discuss what size and diameter are right for you.

 

Also Order

 

Click here for DuraKapp™#11 Technical Data Sheet

 

Click here for DuraKapp™#11 Safety Data Sheet

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