Welding with hardmetal and plasma welding.
Technology
- Measurement dimensions
- Hardness measurement
- Plasma welding on welding robot
- TIC/MIC welding
- Turning
- CNC-milling
- CNC-cylindrical grinding
- Honing
- Polishing
- Mechanical vibration polishing
Hardmetal / heat treatment/coating
- Stellite
- Colmonoy
- Wolfram
- Gas nitriting
- Termpering
- Hardening
- Hard chronium coating
- PVD hard coating
Maximum measurements
- Diameters up to 500mm
- Length up to 6000 mm
Materialer
- Nitrided steel
- High speed steel
- Alloy steel
- Stainless steel
- Bimetal
Overview of materials and coatings - refurbishment and new manufacture
Screws and worms
Heat treatment/ Coating |
Materials |
Thickness mm |
Hardness Rockwell C |
|
Stainless steel |
|
Different |
Gas nitrided |
Nitrided steel |
0,5 – 0,6 |
64 – 67 |
Through hardened |
High speed steel |
|
58 – 62 |
Stellite 6 |
Co, Cr, W |
> 2 |
44 – 48 |
Stellite 12 |
Co, Cr, W |
> 2 |
46 – 50 |
Colmonoy 56 |
Ni, Cr |
> 2 |
50 – 55 |
Stellite 56 |
Ni, Cr, |
|
55 – 62 |
Wolfram Carbid |
Ni, WC |
>1,0 |
60 – 65 (50 – 55) |
Barrels
Heat treatment/ Coating |
Materials |
Thickness mm |
Hardness Rockwell C |
|
Stainless steel |
|
Different |
Gas nitrided |
Nitrided steel |
0,5 – 0,6 |
64 – 67 |
Through hardened |
High speed steel |
|
58 – 62 |
KAL WR/A110 |
Fe, Ni, C |
1,5 – 3,0 |
58 – 65 |
KAL WCR/AC333 |
Fe, Cr, Ni, C |
1,5 – 3,0 |
64 – 69 |
KAL ECR/C242 |
Ni, SI, B |
1,5 – 3,0 |
58 – 66 |
KAL EWR/X800 |
Ni, WC |
1,2 – 2,0 |
58 – 66 |
Recommended combinations
Barrels > Screws |
Stainless steel |
Gas nitrided |
Through hardened |
KAL WR A110 |
KAL WCR AC333 |
KAL ECR C242 |
KAL EWR X800 |
Stainless steel |
X |
X |
|||||
Gas nitrided |
X,1 |
||||||
Through hardened |
X,1 |
||||||
Stellite 6 |
(X) |
(X) |
|||||
Stellite 12 |
(X) |
X,1 |
|||||
Colmonoy 56 |
(X) |
X,2 |
X,2 |
||||
Stellite 56 |
( X ) |
X,3 |
|||||
Wolfram Carbid |
X,4 |
Codes: X = optimal ( X ) = Can be used 1-4 = Factor lifetime
Recent Comments