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Assab Steels CALMAX Plastic Mold Material

Category	Metal , Ferrous Metal , Alloy Steel , Chrome-moly Steel
Manufacturer	Assab Steels
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Assab Steels CALMAX Plastic Mold Material.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

CALMAX is a chromium-molybdenum-vanadium alloyed steel characterized by:High toughnessGood wear resistanceGood through hardening propertiesGood dimensional stability in hardeningGood polishabilityGood weldabilityGood flame and induction hardenabilityApplications: Cold work applications: General blanking and forming, heavy duty blanking and forming, deep drawing, coining, cold extrusion dies with complicated geometry, rolls, shear blades, prototype tooling.Plastic moulding applications: Long run moulds, moulds for reinforced plastics, moulds for compression molding.

Physical Properties	Metric	English
Density	7.78 g/cc	0.281 lb/in³
	7.64 g/cc @Temperature 400 °C	0.276 lb/in³ @Temperature 752 °F
	7.72 g/cc @Temperature 200 °C	0.279 lb/in³ @Temperature 392 °F

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	200	200	hardness supplied.
Hardness, Rockwell C	43	43	tempering temperature (2h + 2h) 600°C (1110°F)
	54	54	tempering temperature (2h + 2h) 400°C (750°F)
	58	58	Hardness as a function of austenitizing temperature. 900°C (1650°F) Austenitizing temperature
	59	59	tempering temperature (2h + 2h) 200°C (390°F)
	62	62	Hardness before tempering at 950°C (1740°F) Austenitizing temperature: Holding time: 30 minutes.
	63	63	Hardness before tempering at 960°C (1760°F) Austenitizing temperature: Holding time: 30 minutes.
	63	63	Hardness as a function of austenitizing temperature. 960°C (1785°F) Austenitizing temperature
	64	64	Hardness before tempering at 970°C (1780°F) Austenitizing temperature: Holding time: 30 minutes.
Modulus of Elasticity	194 GPa	28100 ksi
	178 GPa @Temperature 400 °C	25800 ksi @Temperature 752 °F
	188 GPa @Temperature 200 °C	27300 ksi @Temperature 392 °F
Compressive Yield Strength	1900 MPa	276000 psi	Rc0.2. Hardness HRC 56.
	2000 MPa	290000 psi	Rc0.2. Hardness HRC 58.
	2100 MPa	305000 psi	Rc0.2. Hardness HRC 60.
Compressive Strength	2300 MPa	334000 psi	Rcm. Hardness HRC 56.
	2500 MPa	363000 psi	Rcm. Hardness HRC 58.
	2700 MPa	392000 psi	Rcm. Hardness HRC 60.
Fracture Toughness	29.0 - 32.0 MPa-m½	26.4 - 29.1 ksi-in½	tempering range 200-450°C (390-842°F) respectively. Hardened at 960°C (1760°F). Quenched in air. Tempered twice.
Charpy Impact	12.0 J	8.85 ft-lb	tempering at 300°C (570°F). Hardened at 960°C (1760°F). Quenched in air. Tempered twice.
	15.0 J	11.1 ft-lb	tempering at 450°C (842°F). Hardened at 960°C (1760°F). Quenched in air. Tempered twice.
	32.0 J	23.6 ft-lb	tempering at 600°C (1110°F). Hardened at 960°C (1760°F). Quenched in air. Tempered twice.

Thermal Properties	Metric	English
CTE, linear	11.7 µm/m-°C @Temperature 20.0 °C	6.50 µin/in-°F @Temperature 68.0 °F
	12.0 µm/m-°C @Temperature 20.0 - 200 °C	6.67 µin/in-°F @Temperature 68.0 - 392 °F
	13.0 µm/m-°C @Temperature 20.0 - 400 °C	7.22 µin/in-°F @Temperature 68.0 - 752 °F
Specific Heat Capacity	0.456 J/g-°C @Temperature 20.0 °C	0.109 BTU/lb-°F @Temperature 68.0 °F
	0.527 J/g-°C @Temperature 200 °C	0.126 BTU/lb-°F @Temperature 392 °F
	0.607 J/g-°C @Temperature 400 °C	0.145 BTU/lb-°F @Temperature 752 °F
Thermal Conductivity	3.89 W/m-K @Temperature 200 °C	27.0 BTU-in/hr-ft²-°F @Temperature 392 °F
	4.61 W/m-K @Temperature 400 °C	32.0 BTU-in/hr-ft²-°F @Temperature 752 °F

Component Elements Properties	Metric	English
Carbon, C	0.60 %	0.60 %
Chromium, Cr	4.5 %	4.5 %
Iron, Fe	93.05 %	93.05 %
Manganese, Mn	0.80 %	0.80 %
Molybdenum, Mo	0.50 %	0.50 %
Silicon, Si	0.35 %	0.35 %
Vanadium, V	0.20 %	0.20 %

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