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Oscillatory
hardening
Date of Submission
March 27, 2023
Carburizing & Atmospheric Heat Treatment
#Carburizing and atmospheric heat treatment #Heat Treatment #vacuum heat treatment
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01 What is oscillatory hardening?
Technology to minimize variation in quenching distortion by using a servo motor to quickly oscillate the table on which the workpiece is placed during carburizing and quenching. The use of semi-hot hardening oil aims to further reduce distortion.
02 Oil flow direction
03 Velocity distribution
04 vapor film
05 Sample
test conditions
| (data) item | normal hardening | Oscillatory hardening |
|---|---|---|
| Agitation speed | 45Hz | 10Hz |
| Oscillating speed Stroke |
- | 450mm/s 350mm |
| Oil temperature | 120℃ | |
| oilseed | HIGH TEMP OIL A (IDEMITSU KOSAN CO., LTD.) | |
| Oil pressure | 15kPa,85kPa(abs) | |
evaluation item
| (data) item | Evaluation Contents | remarks |
| hardenability | Internal hardness | |
| strain | levelness |
sample
Size: Φ120 x Φ55 x 15t
MATERIAL: SCM420
Quantity: 4 (dummy gear 12)
Total weight: 58kg
evaluation position
06 test results
Oscillatory
hardening
hardening
Date of Submission
March 27, 2023
Carburizing & Atmospheric Heat Treatment
#Carburizing and atmospheric heat treatment #Heat Treatment #vacuum heat treatment
Share this article
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