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Surface Treatment (TD Process) EQUIPMENT

  LIST OF TD EQUIPMENT

DEVICE

NAME OF DEVICE

DIMENSION

UNIT

MAX TEMPRERATURE

CAPACITY

 

TD FURNACE

TD(Toyota Diffusion Coating Process) Furnace

Φ400×600

1

1020℃

120Kg/Ch

 
 

OTHERS

Pre-Heating Furnace

Φ400×600

1

850℃

-

 

Pod Type Atmosphere Tempering Furnace

Φ400×600

2

650℃

-

 

Cooling Unit

Φ510×810

1

-

 

Finishing Washing Bath

Φ510×810

1

-

 
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 Characterristic of TD Process (Compared with other treatment)
 
 

TD

CVD

PVD

Reaction

Thermonal & Diffusion

Thermonal reaction

Plasma

Layer of coating

VC

Tic,TiN,TiNC etc

Tin,TiAlN,CrN,DLC etc

Colour of coating

Dark gray

TiC:White Silver TiN:Gold

TiN:Gold TiAlN:Dark purple

Hardness 【HV】

3200~3700

TiC:3300~3700

TiN;2200~2700

Thicness of layer 【μm】

6~10

7~10

3~5

Teprerature 【℃】

1000~1020

700~1100

200~600

Accuracy

Adhesion

○~◎

Friction coefficient

○~◎

TiC:◎ TiN:○

TiN:○ TiAlN:○

Mirror surface

 

Recommended parts: 

 

 ・Drawing punch dies

 ・Blanking punch dies

 ・Forming rolls

 ・Shearing cutters

 ・Cold forging punch dies

 ・Extruding dies

 ・Bending dies

 ・Swaging dies

 ・Core pins

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                        【TD Furnace】                                                  【Tempering Furnace】

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