
[COMPANY HISTORY]
1976 - Established Hansong Trading Co., Ltd.
1978 - Established cold forging factory
1981 - Registered as one of the first partner companies of Hyundai Motor
1984 - Registered as one of the first partner companies of GM Korea
1992 - Moved to new factory in Pyeongtaek
1997 - Awarded Dongtan Industrial Medal of Excellent Small and Medium Company / Awarded 100PPM Presidential Award
1999 - Registered as one of the first partner companies of Ssangyong Motors
2001 - Registered as one of the first partner companies of RSM
2003 - Established a plant in China and plant 2
2005 - Established R & D Center
2013 - Expanded R & D Center and plant 3
2015 - Acquired AEO certification (Korea Customs Service)
2017 - Change the company name into Onis Co., Ltd
[COMPANY VISION]
With its accumulated technology, Onis will produce the best quality products by continuously innovation utilizing the latest manufacturing / inspection equipments and excellent human resources.We will do our best to be a company that is 100% satisfied with your needs.
[PRODUCT DESCRIPTION]
DIFFERENTIAL SIDE GEAR & PINION GEAR ARE assembled into Transmission.
It is a main component of differential gear which allows two wheels to rotate differentially for a safe and smooth rotation when vehicle turns.
[PRODUCT FEATURE]
Differential Gears can be manufactured with different methods such as machining tooth profile, hot forging, and warm forging and so on. We are using cold forging process to form the tooth profile.
[MAJOR CUSTOMERS]

[EQUIPMENTS IN KOREA]

[INSPECTION EQUIPMENTS]
[PRODUCTION PROCESS]

Equipment List
|
No |
Equipment |
Specification |
Unit (s) |
| 1 |
Cold Forging Press |
160Ton - 1200Ton |
29Units |
| 2 |
CNC Lathe |
Two Spindle |
63Units |
| 3 |
Parts Former |
280Ton - 400Ton |
5Units |
| 4 |
Heat Treatment |
600kg |
3Units |
| 5 |
Broaching |
|
4Units |
| 6 |
Shot Peening |
|
2Units |
| 7 |
Surface Lubrication |
500kg |
2Units |
| 8 |
Annealing |
1Ton - 2Ton & Continuous Furnace |
20Units |
| 9 |
Shot Blasting |
|
6Units |
[PRODUCT CERTIFICATION]

TEST EQUIPMENT LIST
|
NO. |
EQUIPMENT NAME |
MAKER |
|
1 |
Coordnate Measuring Machine |
Carl Zeiss |
|
2 |
Round Tester |
Kosaka |
|
3 |
Gear Tester |
Osaka Semitsu Kikai |
|
4 |
Profile Projector |
DR.Heinrich Schneider |
|
5 |
Surface & Roughness Tester |
Kosaka |
|
6 |
Micro Scope |
Olympus |
|
7 |
Micro Vickers Hardness Tester |
Mitutoyo & Akashi |
|
8 |
Rockwell Hardness Tester |
Akashi & Samil |
|
9 |
Universal Test Machine |
Daekyung Tech |
|
10 |
Magnetic Perticle Inspection Equipment |
Denshi Jiki Industry
|