How to Choose Special Materials for Die Casting Molds?

Red is the special material for aluminium alloy die casting die, and yellow is the special material for copper alloy die casting die.

DH31S Datong Hot working steel

Characteristics of die steel: Japan Datong special steel patent steel, high life hot work die steel, small spherical carbide uniform distribution, excellent hardenability, high-temperature tempering and softening resistance,

High-quality high-temperature impact resistance, thermal fatigue resistance, high-temperature melting resistance, processing performance and toughness, and high-temperature strength are good. Excellent wear resistance and thermal fatigue resistance.

This steel is widely used in aluminium and magnesium die-casting mold, with better cutting and heat resistance balance.

Supply state and hardness: 229HB

USES:

1.Mainly used for aluminium and zinc alloy die casting mold, hardness 43-50HRC

2.Aluminum, zinc die casting mold accessories: plunger sleeve, punch, etc., hardness 45~50HRC

3.Used for aluminium extrusion die, hardness 45-50HRC

4.Hot pressing die of steel and copper material, hardness 45-50HRC

5.Slice with hot scissors, hardness 40-50HRC

6.Cold forging die, hardness 50-52HRC

DH2F Datong Hot working steel

DH2F, produced by Datu Steel Co., LTD., Japan is a pre-hardened hot work die steel.

Pre-hardwired to HRC37-42 on delivery.

DH2F can meet the needs of rapid molding.

Often used in all kinds of aluminium magnesium zinc die-casting mold.

Such as mobile phone shell mold, and car lamp mold engine mold.

Features:

Excellent cutting, easy to process and die. It is expected to shorten the mold processing cycle and reduce the cost.

A-MAX high cycle hot working die steel

Features:

It is a large, hot-working die-casting die steel with excellent resistance to cracking, R-shaped corner cracking and high-temperature strength.

1.Excellent cracking resistance

It is suitable for mold with grooves and corners around the convex part of the mold and other complex shapes prone to large cracking and defect. It can also be obtained even if there is a small R-shaped corner mold.

Life. Because of the slow cracking rate, the cooling hole’s cracking can be inhibited.

2.Meet the required features

High strength at high temperatures and high flexibility at low temperatures are required for die-casting dies. Excellent resistance to thermal cracking and expansion.

3.Excellent hardenability

Excellent hardenability, suitable for the need to reduce the cooling rate of complex shapes and large shapes to prevent deformation of the die

USES:

Aluminum die-casting mold

hot forging die

Undulating complex mold shape

 large mold

 

DIEVAR Yisheng Hot Steel

DIEVAR is a high-performance hot working die steel containing chromium, molybdenum and vanadium. It has good resistance to thermal fatigue cracking, thermal impact cracking, thermal wear and plastic deformation.

 

DIEVAR has the following characteristics:

1.Excellent toughness, flexibility and homogeneity

2.Excellent resistance to tempering and softening

3.Excellent high-temperature strength

4.Excellent hardenability

5.Excellent heat treatment dimensional stability and plating performance

Soft annealed to 160HB in the delivery state.

Purpose: Hot working mould applications

DAC55 Hitachi Die casting die steel

Die steel characteristics: Hitachi Metal DAC55 is a DAC55 in DAC (

SKD61) was modified based on SKD61. The advantages of DAC are retained, and better heat resistance to crack is obtained.

This steel hardenability is good, has the best high-temperature strength, toughness, flexibility, and cracking resistance is the best, and can be used in 50~53HRC hardness.

Supply state and hardness: 235~245HBS

Recommended hardness:

1.Under general conditions, it is 46~50HRC

2.Small pieces of the extrusion die mainly with heat-resistant cracking adopt 50~53HRC

3.When toughness is dominant, 43~46 is more suitable

Application: Suitable for large, complex structures, long life requirements of die casting die, precision die casting die, and hot extrusion die.

FDAC Hitachi Hot Steel

Characteristics of FDAC steel: The Hitachi FDAC is improved based on the DAC of Ben Steel Factory. It is a pre-hardening fast-cutting hot working die steel.

The hardness reached HRC38-44 when leaving the factory.

So it can be directly used in product production without heat treatment.

It can greatly reduce mold processing time.

Application of FDAC STEEL: Mainly used in aluminium, zinc, magnesium alloy die casting die, and extrusion die. It is also often used in high-hardness plastic, such as engine mold.

Characteristics of FDAC steel: Rapid molding, high-temperature strength and wear resistance.

HDS-1 hot work steel

Characteristics of die steel: HDS-1 steel has good toughness, hot cracking and hardening, excellent high-temperature strength, toughness, flexibility, excellent hardenability, resistance to tempering and softening

Energy, machining and polishing properties, with good resistance to thermal fatigue cracking, thermal wear and plastic deformation properties of good toughness

Supply state and hardness: annealing hardness 229HBS

Application: Suitable for die casting die and hot pressing die.

8407 BTG Die Steel

Characteristics OF DIE STEEL: ASSAB 8407 IS CHROMIUM, MOLYBDENUM and VANadium alloy tool steel. It uses special steelmaking technology and strict quality control to obtain high-purity and fine-structure steel.

Material, excellent heat resistance and anti-cracking, good processing performance. The isotropy (isotropy) of 8407 is better than that of the conventional refining system H13. This is the resistance of the mold to mechanical fatigue.

Labour and thermal stress fatigue properties are more valuable, such as die casting, forging, extrusion, etc. Therefore, the hardness of 8407 mold is 1-2HRC higher than that of ordinary H13

Without sacrificing resilience. High hardness can slow down the occurrence of thermal cracking and improve the life of the mold. Supply status and hardness: HB 185

Used for: all kinds of metal die-casting mold, extrusion mold, and high-quality plastic mold. Such as engine mold, car lamp mold, etc

Product Name: DAC hot work die steel

Characteristics OF DIE STEEL: Hitachi DAC STEEL is a special aluminium hot pressing die alloy steel. It is hot working die steel with good strength, toughness and heat balance.

Aspects of the

Steel is the most widely used.

Supply state and hardness: annealing hardness 185~220HBS

Usage: Resistant to the corrosion of dissolved aluminum, magnesium and zinc and the sharp change of height, suitable for manufacturing aluminum, magnesium and zinc alloy die casting mold, and hot working reamer, rolling cutter, slotting cutter,

Scissors,

Hot forging punch, etc.

Hitachi SKD61 hot work die steel

HITACHI Hitachi Metal DAC is hot die steel with good strength, toughness and heat resistance balance. In recent years, the development of isotropic products has become increasingly tough.

With the development of isotropy, DAC has better performance than similar materials.

Main Features:

1.Uniform material, superior cutting performance and polishing

2.High toughness and high plasticity

3.High resistance to thermal fatigue and wear resistance

4.Excellent overall hardening

5.Good high-temperature strength

6.Very low deformation rate during heat treatment

7.Compared with traditional steel, it has better isotropy, excellent toughness and plasticity in all directions

Use: 1. die casting mold, such as: die kernel, insert, thimble, sleeve 2. Extrusion mold, such as die kernel, die pad, bush 3. Aluminium copper magnesium hot pressing molding dies 4. Plastic die 5.

Cold stamping, edge cutting, hot shearing, tightening ring and wear-resistant parts

American H13 hot work die steel

Die steel characteristics: electro slag redissolved steel, steel has high hardenability and thermal cracking resistance, the steel contains high content of carbon and vanadium, good wear resistance, toughness is relatively weakened,

It has good heat resistance, strength and hardness at higher temperatures, high toughness for wear resistance, excellent comprehensive mechanical properties and high tempering stability.

Supply status and hardness: tempering hardness: 185~235HBS

Application: For forging die with high impact load, hot extrusion dies, and precision forging die. Die casting dies for aluminium, copper and its alloys.

 

W321 Austria Bailu die steel

Characteristics of die steel: Austria Baelu die steel is a kind of high-quality copper, tungsten alloy hot working dies steel, high heat resistance high-quality copper and tungsten alloy hot working steel.

Supply state and hardness: annealing hardness 235HBS

USES:

1.Suitable for copper alloy die casting, extrusion, hot pressing die

2.It is especially suitable for hot die with high requirements

3.Copper alloy die casting, extrusion, and hot pressing, especially suitable for high-demand case die

Y4 Hot WORKING DIE STEEL/Die CASTING die steel

Characteristics: This steel has high thermal strength and thermal stability, good toughness, thermal conductivity and process performance, and good forging performance. This steel is die-cast for copper alloys.

Mould and design, copper alloy solution of the normal temperature 880 ~ 960, the steel hardenability are better than 3CR2W8V, using hardness 44-50HRC.

USES:

1.The life of die casting die of the copper cone ring of an automobile gearbox synchronizer is 5 times that of 3CR2W8V steel

2.The die casting die life of the copper bend joint is 2.5 times that of 3CR2W8V steel

3.1/2″ copper body die cast 7 times longer than 3CR2W8V steel

The Die-cast life of the 4.1″ copper gate body shell is 3 times longer than 3CR2W8V steel.

5.The hot extrusion die life of copper tube is 2~3 times of 3CR2W8V steel

6.The hot extrusion die life of the bearing ring is 5~7 times that of 3CR2W8V steel

7.Liquid forging piston die life is 11 times of 3CR2W8V steel

8.This steel is suitable for a copper alloy, aluminium alloy die casting, and the original 3CR2W8V steel of small and medium press die, hot extrusion die, etc

9.It can be used for insert material, core material, copper alloy

10.Using Y4 steel to manufacture copper alloy extrusion die bottom die and piercing needle head, the service life of the die is more than double that of 3CR2W8V steel

11.Aluminum profile hot extrusion die, flat die, and combination die of high toughness requirements can also be used in this steel

12.Manufacture hot extrusion and small and medium hot forging dies

QDH Shanyang die steel

Characteristics of die steel: hot working die steel, high temperature hot working steel, Japan Shanyang patent steel, high-temperature strength and high temperature softening resistance, good hardenability, good red hardness, thermal conductivity

And good toughness, heat shock and heat fatigue resistance.

Usage: This steel is mainly used for warm forging die, hot forging dies, extrusion dies, and heat correction dies. Zinc, aluminium, copper alloy die-casting mold

Product name: HOTVAR Imported hot work die material.

HOTVAR high life molybdovanadium hot working alloy tool steel, high-grade hot working die steel, die temperature up to 650, alloy composition reasonable collocation, making this steel excellent at the same time

Good resistance to thermal wear and high temperature. The red rigidity of this steel is very strong. High resistance to thermal wear, excellent high-temperature characteristics, high resistance to thermal fatigue, good resistance to tempering and softening. The fine

For thermal conductivity, a hardness of 54-58HRC is recommended. For increased wear resistance, the die can be plasmonized or soft nitrided.

Supply status and hardness: 210HB

USES:

1.Warm forging punch and bottom die, roll forging, section rolling, swing forging, die locking tool, axial closed die rolling

2.Thermal bending mold, thermal correction mold

3.Zinc die casting die, aluminium tube extrusion die

4.It is a hot working die steel suitable for thermal wear or plastic deformation as the main failure mechanism.

QRQ-90 Swedish hot work die steel

ASSAB QRO-90 is a high-life hot work chromium-molybdenum-vanadium alloy tool steel.

High-grade hot work die steel is used to increase the life of the high-temperature die. ‘Advanced’ because special steelmaking techniques such as electroslag remelting are used to obtain high purity and good mechanical properties

Good steel, with the most appropriate composition, makes QRO 90 characteristics in hot work tool steel unique. At the same time has excellent high-temperature strength and resistance to tempering.

Softening and thermal conductivity. Excellent toughness, ductility and thermal conductivity, good processing

Supply status and hardness: 180HB

Used for:

Die casting mould and extruded mould for related parts and forging mould for parts.

W300 Bailu hot work die steel Die steel

Features: Austria BaelU hot working die steel, using alloy vacuum melting technology, extremely high purity, cold and hot fatigue resistance and corrosion resistance, cold and hot processing

Good ability, hardenability, thermal strength, oxidation resistance, high toughness and wear resistance.

Supply status and hardness: 229HB

Use: Aluminum, magnesium, zinc alloy extrusion die, life up to 180,000 die

 

H21 imported mold materials

Characteristics OF DIE STEEL: HOT WORKING DIE STEEL CONTAINING TUNGSTEN. The manganese content is appropriately added to this steel, which improves the mechanical properties of steel at high temperatures and meets the needs of mass production of aluminum alloy die casting die.

This steel has high thermal strength, high thermal stability, good wear resistance and process properties, and the working temperature reaches 650

USES:

1.Die steel sheet products are suitable for forging press die, concave and convex die, die casting die, hot metal cutter and other industries

2.Aluminum alloy die casting die for mass production

DH31S imported die casting die steel

Characteristics of die steel: Japan Datong special steel patent steel, high life hot work die steel, small spherical carbide uniform distribution, excellent hardenability, high-temperature tempering and softening resistance,

High quality high, temperature impact resistance, thermal fatigue resistance, high-temperature melting resistance, good processing performance and toughness, and high-temperature strength are good. Excellent wear resistance and thermal fatigue resistance.

This steel is widely used in aluminium and magnesium die-casting mold, with better cutting and heat resistance balance.

Supply status and hardness: 229HB

USES:

1.Mainly used for aluminum and zinc alloy die casting mold, hardness 43-50HRC

2.Aluminum, zinc die casting mold accessories: plunger sleeve, punch, etc., hardness 45~50HRC

3.Used for aluminum extrusion die, hardness 45-50HRC

4.Hot pressing die of steel and copper material, hardness 45-50HRC

5.Slice with hot scissors, hardness 40-50HRC

6.Cold forging die, hardness 50-52HRC

DHA1 Datong Hot Work Die steel

Characteristics of die steel: Japanese Datong special steel, universal hot work die steel, small spherical carbide uniform distribution, excellent hardenability, high-temperature tempering softening resistance, high-quality resistance

High-temperature impact and thermal fatigue resistance, high-temperature melting resistance, good machining performance and toughness, and high-temperature strength. Excellent wear resistance and thermal fatigue resistance. The steel in

Aluminum, and magnesium die-casting mold is widely used and has a better cutting and heat balance.

Supply status and hardness: 229HB

USES:

1.Mainly used for aluminum and zinc alloy die casting mold, hardness 41-48HRC

2.Aluminum, zinc die casting mold accessories: plunger sleeve, punch, etc., hardness 45~50HRC

3.Used for hot extrusion die, hardness 43-48HRC

4.Automobile engine mold, mobile phone aluminum shell mold

5.Hot scissors slice, hardness 35-45HRC

German PRE-HARD PLASTIC DIE STEEL, the material by the “ultra-pure” process production, pre-hardening, showing a high degree of microscopic purity and excellent homogeneous structure, excellent polishing and photo etching.

Flower, after heat treatment, processing and polishing good, and more suitable for EDM, and conventional melting, with excellent quenching, tempering heat treatment performance, good polishing performance,

Nitriding treatment, suitable for chrome plating and other surface treatment, material hardness uniform, good toughness, good mechanical processing properties, metallographic structure for martensite and bainite group

 

Weave.

Supply state and hardness: 285~325HB

Uses: 1. Used for a die casting die of zinc, aluminium, magnesium and its alloy

2.Hot pressing die, all kinds of a hot forging die

3.Metal extrusion mold holder

 

8402 chromium molybdenum vanadium alloy steel

Good wear resistance at both high and low temperatures

Excellent toughness and ductility

Stable and excellent machinability and polishing

Excellent high-temperature strength and thermal fatigue resistance

Excellent hardenability

Very small heat treatment size deformation

Supply status and hardness: 185HB

USES:

1.Aluminum die casting mould 2. Metal hot upsetting forging 3

Die steel characteristics: hot steel, die casting die steel, clean steel uniform, the good structure through the use of press forging, high impact strength, the best red, hot hardness and

Toughness. High temperature wears resistance and high thermal strength. Easy polishing and cutting, surface nitriding, spark machining

Supply state and hardness: annealing, the highest hardness 235HB

Forging begins at 1100℃ and returns to the furnace to cool down at 900℃.

Annealing: 750℃-800℃ after holding heat with the furnace cooling, up to 235HB hardness (the highest).

Stress elimination: Hold at 600-650℃ for 1-2 hours and then slowly cool down with the furnace.

Quenching: from 1020-1080℃, oil or air cooling must be reduced to 60-80℃ immediate tempering.

Tempering: The first tempering is about 500℃ to obtain the highest hardness of the secondary hardening; The second tempering is equal to above 500 ° C to achieve the desired hardness; The third back to

The temperature of the secondary fire is slightly lower than that of the former (about 30℃).

USES:

1.Aluminum, zinc, magnesium alloy extrusion die

2.Can be used as hot hammer forging or hot impact die

3.Can be used as zinc, aluminium, lead, tin and other alloy or copper alloy die-casting mold

4.another hot mold nozzle, shooting cylinder, hot scissors

5.After hardening, it can be used as plastic mold steel

2711 German hot die steel

Characteristics OF DIE STEEL: Chromium, nickel and manganese alloy steel of Buderus vacuum melting in Germany, with fine structure, ultra-low content of sulfide and oxide, good polishing performance and biting performance

Good, high strength, toughness, and impact resistance, the high-temperature performance of this steel is superior to 2311, 2738 and other steels; the surface can be nitride.

Supply state and hardness: 350 ~ 395HB

USES:

1.Die casting mold, support tool, die frame

2.Large mold with high hardness is required

3.Used for manufacturing high polishing performance, need to heat extrusion, injection molding die 4

 

GFA Datong Special Steel

Characteristics of die steel: Japanese Datong special steel, alloy elements are low, hardenability is poor, thermal stability is not high, and steel does not contain V grain is easy to coarse, the life of the die.

Low life, to meet the requirements of large section hammer and forging press, need poor high hardenability and tempering stability of forging die steel.

Purpose: To make hot die steel of forging hammer and forging press

L6 American hot work die steel

Characteristics OF DIE STEEL: American non-deformation WEAR-resisting steel, alloy structural steel, heat and WEAR-resisting forged steel, good impact resistance, proper hardness and toughness.

USES:

1.This steel is used to manufacture various large and medium hot forging dies

2.It is suitable for making all kinds of medium and large hammer die with complex shape and heavy impact load

3.Large forging die with good toughness is required

6F2 American Hot Work die steel

Characteristics of DIE steel: American 6F2 low alloy quenched die steel, impact resistance tool steel, forging tool steel; this steel has good quenching, tempering resistance, wear resistance and compression resistance. hard

Type A nickel, chromium, molybdenum alloy tool steel, strong and tough, easy to polish, nitride.

Supply status: pre-hard

USES:

1.Used for making forging die below 200MM

2.Large and small injection molding die

 

Looking for a fabricator for your die-casting project

V1 provides you with a one-stop solution

    Place file(s) for transfer in the same folder and ZIP or RAR before attaching. If attachment over 25MB, please send via email directly.

    Share:

    Share on facebook
    Facebook
    Share on twitter
    Twitter
    Share on linkedin
    LinkedIn

    Related Posts

    Die Casting Mold Finishing

    Do you know the Effect of Cooling Water on Mold?

    /*! elementor – v3.6.5 – 27-04-2022 */ .elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=”.svg”]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block} Die-casting is the use of the die-casting machine will be aluminium, zinc, magnesium,

    400T-Die-Casting-Machine

    What is the immersion process?

    In a microporous (slit) infiltration sealing process, the sealing medium (usually low-viscosity liquid) through natural infiltration (i.e., microporous self-priming) vacuum and pressure and other methods

    vicky

    Hi there, I'm Vicky

    From V1Diecast, I’m a the marketing manager. I am familar with die casting parts and die casting technologies, including vacuum die casting, aluminium die casting, and related surface finishings. Ask for a quote for your ongoing or upcoming projects now!

    Best Regards, Vicky.

    Wait!

    If You need any Help Please Contact Us
    Email:vicky@v-1.com Phone: +86 137 9493 0097

      Place file(s) for transfer in the same folder and ZIP or RAR before attaching. If attachment over 25MB, please send via email directly.