Roll processing
Our rollers and large-scale shafts for paper and film manufacturing produced with our high precision steel pipe processing technology accumulated over more than half a century have gained a high level of trust from paper and film manufacturers.
Manufacturing process
Plain pipe(Raw material pipe)
External rough processing
Internal finishing
Roller receptor modification
Inlay processing
Roller head
Insert roller head
Weld roller head
External finishing process
Primary balance measurement
Axle finishing(Axle part finishing)
Axle finishing(Screw-thread cutting)
Secondary balance measurement
Inspection
Finished products
Paper roller
Special roller external machining
Large-scale shafts
Roller heads
Main facilities
| Machine name | Manufacturer | Processing capabilities | Electrical-powered machines | Units | Remarks |
|---|---|---|---|---|---|
| Extended long scale lathe | Yamazaki Mazak |
500φ×8000L | 11KW | 4 | |
| Extended long scale lathe | Yamazaki Mazak |
600φ×8000L | 11KW | 1 |  Super finishing installed |
| Extended long scale lathe | Yamazaki Mazak |
500φ×6000L | 11KW | 1 | |
 Hard type balancing machine |
Nagahama Seisakusho |
2100φ×10000L | 55KW | 1 | Diameter 2100 mm axis diameter 40-180 mm |
 Boring dedicated machine (BTA system) |
Dainichi Kinzoku |
900φ×12000L | 55KW | 1 | Roller internal finishing processing |
| Boring dedicated machine (BTA system) |
Dainichi Kinzoku |
500φ×8000L | 44KW | 1 | |
| Boring dedicated machine (BTA system) |
Dainichi Kinzoku |
450φ×8000L | 44KW | 1 | |
| NC lathe | Okuma Corporation |
500φ×700L | 45/57KW | 2 | Roller axle rough processing |
| Compact lathe | Yamazaki Mazak |
500φ×1500L | 11KW | 1 | |
| Extended long scale lathe | Dainichi Kinzoku |
700φ×12000L | 22KW | 1 | Roller external processing |
| Extended long scale NC lathe FNUCU 15T |
Dainichi Kinzoku |
700φ×12000L | 45/37KW | 1 | Roller axle parts Precision processing Roller diameter up to φ900 |
| Extended long scale lathe | Dainichi Kinzoku |
700φ×6000L | 22KW | 1 | |
 Extended long scale NC lathe FUNUC 20T |
Dainichi Kinzoku |
900φ×12000L | 45/37KW | 1 | Roller external finishing |
 Extended long scale NC lathe DL95 |
Dainichi Kinzoku |
600φ×7500L | 22KW | 2 | Roller external finishing |
| Boring dedicated machine | Dainichi Kinzoku |
800φ×10000L | 37/30kw |  Start operating in August 2008 |
Manufacturing product categories
Paper rolls Canvas rolls Reel spool rolls Wire rolls Felt rolls General other paper rollers
Export roller Winding roller Cylinder boring process Cylinder shaft
General lathe (internal and external trimming)
Main customers
[Paper manufacturing business]
Metso Paper Japan Co.,Ltd.
Mitsubishi Heavy Industries, Nippon Steel & Sumitomo Metal Corporation,
Kobayashi Engineering Works, Horikawa Engineering, Kinyosha Co., Ltd.,
Nomura Plating, Katsura Roller Manufacturing Co., Ltd.
[Industrial machineries]
Mitsui Engineering & Ship Bilding Co.,Ltd.
Hitachi Engineering and Services, Kubota, Kurimoto Steel, Teijin Engineering
(random order, honorific title omitted)