Press Plates for Multilayer
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The multilayer production demands the highest degree of exactness. The demand on quality and accuracy on pressing tools are just as high. Only a few materials can meet these demands. We developed the precipitation hardenable steel grade BÖHLER N702 of the type AISI 630 which gives you the advantages listed below:
- a high, uniform degree of hardness due to precipitation hardening
- optimum flatness and resistance to distortion in continuous operation under thermal shock stresses due to the use of the BÖHLER cross-rolling technology
- closest tolerances
- excellent surface finish optimized for respective application
- homogeneity in the tool package by using the same material for the top and bottom plates as well as the separator plates.

Condition of supply:
- shear cut, cold sawn or laser cut
- machined according to customer drawings
- with holes for transportation and handling
- with registration holes and / or slots
- also available with hardened bushings according to the customer design
- hardened registration pins
Additional condition of supply available upon inquiry. Please click here.
BÖHLER materials
|
Grade* |
DIN AISI |
Hardness HRC |
Thermal conduct. at 200°C (W/m.K) |
Thermal expansion 20°C - 200°C (10-6 m/m.K) |
|
N702 |
1.4542 630 |
45 - 50 |
34 |
10.8 |
|
M461 |
NAK 80 |
38 - 43 |
29.5 |
12.2 |
*) For further grades and information please enquire. Please click here.
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