Products

1. Resistive strips, cold-rolled

QUALITY:

  • ALKRAL® S (K) ρ: 1,25 ± 5% Ω mm²/m
  • ALUTERM®       ρ: 1,4 ± 5% Ω mm²/m
  • AlSI310S (1.4845) ρ: 0,85± 5% Ω mm²/m

 
Chemical composition (in %)
 
ALKRAL® S (K)

C max. Cr Al Fe
0,05 12 – 14 4 – 5 balance

ALUTERM®

C max. Cr Al Fe
0,05 21 – 23 4 – 5 balance

AlSI310S (1.4845)

C max. Si max. Mn max. S max. Cr Ni N max.
0,1 1,5 2,0 0,014 24 – 26 19 – 22 0,11

 

Dimension

ALKRAL® S (K) width 6 – 100 mm
thickenss 0,2 – 2 mm

 

ALUTERM® width 10 – 50 mm
thickenss 0,2 – 1,5 mm

 

AlSI310S (1.4845) width 10 – 100 mm
thickenss 0,3 – 1,0 mm

 

Heat treatment

  • annealed

 
Slitting

  • cut edges

 
Surface

  • color golden brown
  • silver (brushed)

 
Resistance tolerance of strip 1 m

ALKRAL® S (K)

  • K – ± 3%
  • S – ± 5%

ALUTERM®

  • ± 5% / on demand

AlSI310S (1.4845)

  • on demand

 

Delivery form

  • coils (internal diameter of 400 mm) / on pallets
  • cut lenghts / in packages

 

2. Production of edgewound coil

  • round
  • oval


 

3. Processing of customer´s material

  • cold rolling
  • slitting
  • straightening and cutting into strips
  • test strips, tensile strenght Rm(MPa), elongation A80(%)
  • wire drawing KONSTANTAN) Ø 1,8 – 3 mm

 

4. Sales of electrical ceramics

  • resistance saddles (porcelain)
  • resistance rollers (porcelain)
  • resistance rollers (kordierit)


 

Company
Name
Street
City
Zip Code
Email
Phone
Fax
Quality
Width / tolerance [mm]
Depth [mm]
Electrical resistance [Ω/m]
Tolerance
Atest
Date
Payment Terms
Comment

Contact

KARTECH s.r.o.

Karlstejn 303

267 18 Karlstejn


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