Babbit - anti-friction casting alloy

1.

Babbit - anti-friction casting alloy
Zubov Alexey
Novosibirsk State Technical University
Faculty: Mechanics and Technology
Group: MM-120
Novosibirsk
2022

2.

Contents
Definitions
Alloy Composition
History
Types of babbit

3.

Definitions
Babbit
http://cooperation.uz/files/images/2020/04/08/babbit

4.

Alloy Composition
Lead
The foundation:
Tin
Lead
Additives:
Nickel
Copper
Antimony
Cadmium
https://st23.stpulscen.ru/images/product/289

5.

History
Isaac Babbitt
https://upload.wikimedia.org/wikipedia/commons/thumb/6/68/Isaac_Babbitt

6.

Types of babbit
Lead babbit
High operating temperatures
High strength characteristics
https://bouw.ru/userfiles/43_2/babbit_lead

7.

Types of babbit
Tin babbit
Most popular
Expensive
Increased ductility
Increased wear resistance
https://bouw.ru/userfiles/47_3/tin_babbit

8.

Types of babbit
Calcium babbit
Low cost
Low thermal conductivity
High density
https://bouw.ru/userfiles/39_4/calcium_babbit

9.

Conclusion
The important function:
Wear resistance
Fusibility
Density
https://static.wikia.nocookie.net/science/images/a/a6/Density

10.

References
https://prompriem.ru/stati/babbit.html
https://sterbrust.tech/spravochnik/materialovedenie/babbity.html
https://bouw.ru/term/babbit
https://ru.wikipedia.org/wiki/Баббит

11.

Babbit - anti-friction casting alloy
Zubov Alexey
Novosibirsk State Technical University
Faculty: Mechanics and Technology
Group: MM-120
Novosibirsk
2022