Wear and damages of the toothing

Description

Cause*

Picture

Micro pitting (pitting)

A-F inloop putvorming

Advanced pitting (pitting)

A-D-E-F-G gevorderde putvorming

Proceeding pitting (pitting)

A-D-E-F-G voortgaande putvorming

Flaking

A-B-D-E afschilfering

Abrassive wear

E-F-G-H vreten

Scraping

E-F krassen
A: Manufacturing related
B: Incorrect alignment
C: Large load changes
D: Material fatigue
E: Speed and load
F: Viscosity of the lubricating oil
G: Quality of the lubricating oil
H: Insufficient lubrication
I: Contamination
J: Shocks

Description

Cause *

Picture

Scrape forming

E-F krasvorming

Groove forming

A-F-G groefvorming

Abrasive wear

A-G-I abrasieve slijtage

Wear by interference

A-B slijtage door interferentie

Chemical corrosion

G-I chemische corosie

Cold plastic deformation

D-H koude-plastische-vervorming
A: Manufacturing related
B: Incorrect alignment
C: Large load changes
D: Material fatigue
E: Speed and load
F: Viscosity of the lubricating oil
G: Quality of the lubricating oil
H: Insufficient lubrication
I: Contamination
J: Shocks

Description

Cause *

Picture

Plastic deformation by heat

B-E-F-G-H plastische-vervorming-door-warmte

Hardening cracks

A hardingsscheuren

Grinding cracks

A slijpscheuren

Overload rupture

E-J overbelastingsbreuk

Fatigue rupture

A-C-D-E vermoeiingsbreuk

Brown colouring

A bruinkleuring
A: Manufacturing related
B: Incorrect alignment
C: Large load changes
D: Material fatigue
E: Speed and load
F: Viscosity of the lubricating oil
G: Quality of the lubricating oil
H: Insufficient lubrication
I: Contamination
J: Shocks