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Lining & Pipe

CROMDES 70/80/85/95 ®

TUNGDES 230 ®

Bi-metallic sheets

High abrasion and impact resistant steel. Its resistance is 3 to 15 times higher than that of 400 HB steel, even at high temperatures.

BASE DEPOSITION
Thicknesses 2 3 4 5 6 7 8 10 12
2
3
4
5
6
7
8
9
10
12
DIMENSIONS
BASE PLATEDEPOSITION AREA
2000 X 1000 mm1900 X 850 mm
2000 X 1500 mm1900 X 1350 mm
2000 X 1500 mm1900 X 1400 mm
2500 X 1250 mm2400 X 1150 mm
3000 X 1500 mm2900 X 1350 mm
3000 X 1500 mm2900 X 1400 mm
3000 X 2000 mm2900 X 1800 mm

Technical Data

PRODUCTSHARDNESSTEMP.ALLOYAPPLICATION
VICKERSHRC
CROMDES 70®
Chromium carbide
700-800
Chrome Carbide
1200-1600 HV 0,4
*
60-64
**
500 ºC
***
Cr-Mn-Ni
Crusher rolls
Coal crusher cones *
Impact and sliding             
CROMDES 80®
Chromium niobium carbides
746-832
Chrome and Niobium carbide
1900-2400 HV0,4
*
62-65
**
650 ºC
***
Cr-Si-Nb-B
Fan blades
Excavator scoops
* High abrasion
CROMDES 85®
Chromium, molybdenum and niobium
772-832
Chrome.Molybdenum and Niobium
1900-2400 HV0,4
*
63-65
**
800 ºC
***
Cr-Mo-Nb-V-W
Slag conveyer screws
Hot sinterbreaker
* High abrasion and temperature
CROMDES 95®
Chromium carbide, niobium, vanadium and boron
832-950 ***
Chrome-Niobiubium-Vanadium and Boron
1900-2400 HV0,4
*
65-69
**
500 ºC
***
Cr-Nb-V-B
Fan blades
Mining industry
* Very high abrasion
CROMDES 230®
Tungsten carbide and boron
577-697
Tungsten carbide and Boron
2300 HV0,4
*
54-60
**
600 ºC
***
60% WSC-Ni
TMB front, Hammer mill and Dregging machines
* Highest abrasion resistance and impact
* Hardness depending on the number of layers   ** Consult in each case   *** Nickel-free chemical composition

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