Superplast® Stainless

A patented prehardened and corrosion resistant steel that meets or exceeds standards for grade W 1.2085.

Material properties
Corrosion resistant mould steel with excellent machinability, high dimensional stability, consistent hardness and improved thermal conductivity.

For which tools
Mould holders, support plates, hot runners, mould components.

For which plastics
Chemically aggressive and acid – releasing plastics (PVC). Injection moulding, rubber injection moulding, extrusion, etc.

Chemical analysis

Typical values (weight%).

C Si Mn S Ni Cr N
0.07 0.15 1.40 0.12 0.50 12.0 +

Mechanical properties

Superplast® Stainless is delivered hardened and tempered to 290 – 330 HB.

Hardness Rp 0.2 Yield Strength Rm Tensile Strength Elongation Reduction of area
HB MPa ksi MPa ksi % Z%
310 890 129 1000 145 12 23

Dimensional program

Typical delivery sizes

Thickness Width
15 – 350 mm (0.59″ – 13.77″) 1000 – 2000 mm (39.37″ – 78.74″)

For more technical details :


Superplast® Stainless

Download the complete datasheet

Technical data and information are to the best of our knowledge at the time of publication. However, they may be subjected to some slight variations due to our ongoing research programmes. Therefore, we suggest that information be verified at time of enquiry or order. Furthermore, in service, real conditions are specific for each application. The data presented here are for the purpose of description only, and can be considered as guarantees only when written formal approval has been provided by our company. Industeel reserves the right to change its product range at any time without prior notice.