Equipment
We strive for the cleanest heat treatment plant in the world.

Main equipment

Equipment name: High-speed gas cooling type horizontal vacuum heat treatment furnace with convection heating system (6bar)
Model QHST-1066D
Effective size (mm) H 600 x W 600 x L 1,050
Maximum treatment amount 600 kg/gross
Number of units 3 units
Manufacturer Daido Steel
Equipment name: Super-high-speed gas cooling type horizontal vacuum heat treatment furnace with convection heating and vacuum carburizing system (10 bar)
Model VQPC-600T (AVC)
Effective size (mm) H 600 x W 600 x L 1,050
Maximum treatment amount 600 kg/gross
Number of units 2 units
Manufacturer IHI
Equipment name: Vacuum purge atmosphere tempering furnace
Model NVPT-600TH (SP)
Effective size (mm) H 600 x W 600 x L 1,050
Maximum treatment amount 600 kg/gross
Number of units 2 units
Manufacturer IHI
Equipment name: Super-large high-speed gas cooling type horizontal vacuum heat treatment furnace with convection heating system (2.9 bar)
Model PHST-171313D
Effective size (mm) H 1,300 x W 1,300 x L 1,650
Maximum treatment amount 1,500 kg/gross
Number of units 2 units
Manufacturer Daido Steel
Equipment name: 3-chamber type horizontal vacuum heat treatment furnace (2.8 bar)
Model FRVC-600PT (SP)
Effective size (mm) H 600 x W 600 x L 1,050
Maximum treatment amount 600 kg/gross
Number of units 1 unit
Manufacturer IHI
Equipment name: Gas and oil cooling type horizontal vacuum heat treatment furnace (with vacuum marquenching treatment capability)
Model DH2S-1066
Effective size (mm) H 600 x W 600 x L 1,050
Maximum treatment amount 1,000 kg/gross
Number of units 3 units
Manufacturer Daido Steel
Equipment name: Large vacuum heat treatment furnace (2 bar) (Horizontal vacuum heat treatment furnace)
Model TITAN3100
Effective size (mm) H 915 x W 915 x L 1,220
Maximum treatment amount 2,720 kg/gross
Number of units 1 unit
Manufacturer IPSEN
Equipment name: Continuous atmosphere heat treatment furnace
Model TBHF-3220-160
Effective size (mm) H 200 x W 320
Core tube size: 4100
Number of units 1 unit
Manufacturer Tokyo Braze
Equipment name: Vacuum hydrocarbon cleaning system and automated guided vehicle
Model VCM-1214RF
Effective size (mm) H 650 x W 800 x L 1,300
Maximum treatment amount 1,000 kg/gross
Number of units 2 units
Manufacturer CCI
Equipment name: Super sub-zero treatment equipment (specification: -190°C)
Model TSM-768PS
Effective size (mm) H 800 x W 800 x L 1,200
Maximum treatment amount 1,000 kg/gross (specification: -190°C)
Number of units 1 unit
Manufacturer Taiyo Nippon Sanso
Equipment name: Automated guided vehicle (AGV) and control system
Model AFSB10-R
Number of units 1 unit
Manufacturer TCM
Equipment name: Heat treatment production management system customized for Metal Heat (hardware and software)
Model SPMH
Number of units 1 unit
Manufacturer Nissoden

Inspection equipment

Manufacturer Equipment name Number of units Model
Tohoku Steel Coercive force meter Hc meter 1 unit K-HC1000
Olympus Olympus inverted microscope set
(with NY2000S LCD monitor)
1 unit GX51-223B
ULVAC Helium leak detector 1 unit HELIOT701W1
ULVAC Small partial pressure monitor (with PC) 1 unit MALIN
Mitutoyo 3D measurement device 1 unit MX504
Mitutoyo Digital Rockwell hardness tester 1 unit HR522
Nakai Precision Machinery Mfg. Rockwell hardness tester 2 units 3R
Nakai Precision Machinery Mfg. Shore hardness tester 1 unit D-20236
Mitutoyo Vickers hardness tester 1 unit HM-114
Mitutoyo Micro Vickers hardness tester 1 unit HM-113
Matsuzawa Seiki Vickers hardness tester 1 unit DVK-1
EMIC Magnetic particle tester 1 unit UM-3BF
Refinetech Wet precision cut-off machine
(Refine Cut Super)
1 unit RCA-203
Refinetech Test material polishing machine
(Twin table type with Automax)
1 unit STO-228B
Refinetech Test material embedding machine (Aero Press) 1 unit MPA-520

Rockwell hardness tester
    Vickers hardness tester

Micro Vickers hardness tester

Coercive force meter

Electron microscope

Magnetic particle tester

Wet precision cut-off machine (back)
    Test material polishing machine (middle)
    Test material embedding machine (front)


Auxiliary equipment

Manufacturer Equipment name Number of units Model
Ameroid Vacuum oil pump cleaner All furnaces ROT-4C
Howa Sangyo Lathe (To remove distortion from round products) 1 unit DLG
Nippon Yusoki Electric reach forklift 1 unit FBRM15-75-400
Nippon Yusoki Electric Counterbalanced forklift 1 unit FB15PN-75-400
Nippon Yusoki Vacuum cleaner 1 unit JX-4510