Plastic Mold Steel

Plastic Mold Tool Steels are tailored to fit specific plastic production requirements. Plastic Mold Tool Steels are designed to provide high hardness, toughness, thermal conductivity, wear resistance, and excellent polishability.

BÖHLER Grades UDDEHOLM Grades Additive Manufacturing Grades

BÖHLER Grades

Material	Description	Grade	Size Range	Additional Information
Material M238	Plastic molding grade combines properties of low sulphur and sulphur types, through good machinability, good polishability and optimum photo-etching properties. Bath and gas nitriding as well as nitriding are possible.	EN 1.2738	Flat: 1010 x 25mm – 1800 x 450mm Square: 805mm – 1100mm Other sizes available on request.	Datasheet
Material M268 VMR	BÖHLER M268 VMR is a hardened and tempered plastic mold steel with excellent cleanliness for best polishability. The hardness is constant over the entire cross-section of the steel block, even at large sizes, due to the addition of nickel.	EN 1.2738	POA: Sizes available on request.	Datasheet
Material M200	Pre-hardened Cr-Mo sulphurised steel. Suitable for plastic molds and holder blocks for the plastic processing and die casting industries, as well as components for general mechanical engineering. Can be case and flame hardened, gas nitrided the chromium plated.	EN 1.2312 AISI P20	Round: 20mm – 770mm Flat: 12 x 50mm – 800 x 1020mm Square: 20mm – 105mm Other sizes available on request.	Datasheet
Material M333 Isoplast	A through hardening corrosion resistant mold steel, offering optimum polishability, improved thermal conductivity, exceptional toughness and hardness and very good corrosion resistance.	Patent	Flat: 403 x 203mm Other sizes available on request.	Datasheet
Material M303 EXTRA	A corrosion resistant martensitic chromium steel, offering excellent toughness, corrosion and wear resistance. It is characterized by improved machinability and polishability.	Patent	POA: Sizes available on request.	Datasheet
Material M303 EXTRA HH	BÖHLER offers M303 also in the ”High-Hard“-version, with a significant better wear resistance.	Patent	POA: Sizes available on request.	Datasheet
Material M340 Isoplast	The following properties are decisive: Wear resistance, corrosion resistance, toughness, etchability and polishability. An optimum combination of properties appropriate to the intended use is made possible by specifically tailoring the heat treatment.	Patent	Round: 20.5mm – 302.5mm Flat: 400 x 300mm Other sizes available on request.	Datasheet

UDDEHOLM Grades

Material	Description	Grade	Size Range	Additional Information
Material Impax Supreme	A pre-hardened Ni-Cr-Mo steel supplied at 290-330HB, with excellent polishing and photo-etching properties.	EN 1.2738 AISI P20 Modified	Round: 12.7mm – 800mm Flat: 75 x 25mm – 1050 x 496mm Square: 33mm Other Sizes available on request.	Datasheet
Material Royalloy	A superior stainless mold base steel excellent machinability and stability combined with high strength.	Patent	Plate: Up to 75 mm Other sizes available on request.	Datasheet
Material Ramax HH	A pre-hardened corrosion resistant holder steel with good machinability and high strength. Supplied 330-360 HB.	AISI 420F	Round: 28mm Flat: 603 x 98mm – 1000 x 230mm Other sizes available on request.	Datasheet
Material Stavax ESR	A through hardening corrosion resistant mold steel with very good polishability. Recommended for medium to small molds.	EN 1.2083 AISI 420 Modified	Round: 12.7mm -508mm Flat: 102 x 51mm – 585 x 565mm Square: 407mm Other sizes available on request.	Datasheet
Material Mirrax ESR	A through hardening corrosion resistant mold steel with very good polishability. Recommended for medium to large molds. Heat Treatment is different to Stavax ESR contact your nearest branch for details.	AISI 420 Modified	Round: 80mm – 457mm Flat: 457 x 102mm – 762 x 306mm Square: 407mm Other sizes available on request.	Datasheet
Material Elmax SUPERCLEAN	Elamx is a Powder Metallurgy high in wear &, corrosion resistant with high compressive strength, dimensionally stable. Capable of achieving a high working hardness.	Patent	Flat: 254 x 102mm Other sizes available on request.	Datasheet

Additive Manufacturing Grades

We offer a range of Tool Steels for Additive Manufacturing / 3D Printing applications. These grades can be purchased in powder form or we can supply 3D printed components via our global network of voestalpine Additive Manufacturing Centres.

Material	Description	Grade	Size Range	Additional Information
Material BÖHLER AMPO W722	Precipitation hardening nickel martensitic (maraging) steel offers a good combination of strength and toughness. The material can be printed without pre-heating and an idea choice for general tooling applications. The material shows an excellent combination of strength and toughness.	EN 1.2709 AISI M300	POA: Powder for 3DP systems. 3D printed parts on request.	Datasheet
Material BÖHLER AMPO M789	A newly developed maraging steel, which combines the mechanical properties of 1.2709 with the corrosion resistance of 17-4PH. This grade can easily printed without any preheating. This material has excellent polishability, which makes it the ideal choice for 3D printed Plastic Injection Molding tooling inserts.	Patent	POA: Powder for 3DP systems. 3D printed parts on request.	Datasheet
Material UDDEHOLM CORRAX for AM	The ultimate choice for plastic injection mold tools where superior corrosion resistance and high hardness are needed. These properties makes it suitable demanding applications such as molds for medical parts, and corrosive plastics such as PVC. This material has excellent polishability, which makes it the ideal choice for 3D printed Plastic Injection Molding tooling inserts.	Patent	POA: Powder for 3DP systems. 3D printed parts on request.	Datasheet

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