| Brand | Hardness | Chemical Composition(%) | Quenching Temperature ℃ | Cooling Method | Tempering Temperature ℃ | Characteristics | Main Applications | ||||||||||
| C | Si | Mn | P | S | Cr | Mo | Ni | Al | Cu | V | |||||||
| DXM 2311 |
HRC29-34 | 0.4 | 0.32 | 1.5 | 0.01 | 0.01 | 1.9 | 0.2 | 0.1 | 一 | 一 | 一 | Pre-hardened steel, no heat treatment required | Economical grade pre-hardened plastic mold steel, suitable for molds without surface firish requirements, with good machinability. | Suitable for general plastic molds and used as the original template structure to enhance mold base strength. | ||
| DXM P20 |
HRC33-37 | 0.4 | 0.32 | 1.5 | 0.01 | 0.01 | 1.9 | 0.2 | 0.2 | 一 | 一 | 一 | Pre-hardened steel, no heat treatment required | Pre-hardened plastic mold steel with uniform hardness and good machinability. | Suitable for general plastic molds and used as the original template structure to enhance mold base strength. | ||
| DXM 718H(738HH) |
HRC33-38 | 0.38 | 0.30 | 1.40 | 0.03 | 0.03 | 1.90 | 0.35 | 1.00 | 一 | 一 | 一 | Pre-hardened steel, no heat treatment required | P20 plus Ni pre-hardened plastic mold steel with high hardness stability, excellert polishing performance, and enhanced machinability. | Applicable to blow molding or extrusion molding molds for thermoplastics, blow molds, mechanical components, structural parts, and shafts. | ||
| DXM K80 |
HRC38-42 | 0.15 | 0.24 | 1.66 | 0.03 | 0.03 | 一 | 0.25 | 3.00 | 1.00 | 0.92 | 一 | Pre-hardened steel, no heat treatment required | Pre-harened mold steel with uniform hardness, excellent toughness, good machinability, and superior polishing performance. | Suitable for molds requiring high surface finish. | ||
| DXM K80 ESR |
HRC38-42 | 0.15 | 0.24 | 1.66 | 0.03 | 0.03 | 一 | 0.25 | 3.00 | 1.00 | 0.92 | 一 | Pre-hardened steel, no heat treatment required | Pre-hardened mold steel treated by Electroslag Remelting (ESR), featuring finer crystal structure, fewer impurities, more uniform hardness, improved polishing and texturing effects, along with excellent toughness and good machinability. | Suitable for molds requiring high surface finish. | ||
| DXM H13 |
Annealed to approx ≤HB235 | 0.40 | 1.00 | 0.35 | 0.03 | 0.015 | 5.03 | 1.37 | 一 | 一 | 一 | 1.00 | 1000℃-1040℃ | Oil or air cooled | Hot work mold steel with moderate polishing performance, good overall plasticity, toughness, wear resistance, hardenability, andmachinability. | Suitable for molds requiring high temperature and high hardness, high-pressure die casting, hot extrusion, pressure forging molds, and plastic molds; can be used for Zn-Al-Mg alloy die casting molds. |
|
| DXM H13 ESR |
Annealed to approx ≤HB235 | 0.40 | 1.00 | 0.35 | 0.02 | 0.01 | 5.00 | 1.40 | 一 | 一 | 一 | 1.00 | 1000℃-1040℃ | Oil or air cooled | Hot work mold steel treated by Electroslag Remelting, (ESR), featuring finer crystal structure, fewer impurities, more uniform hardness, good polishing and texturing effects, along with excellent overall plasticity, toughness, wear resistance, hardenability, and machinability. | Suitable for molds requiring high temperature and high hardness, high-pressure die casting, hot extrusion, pressure forging molds, and plastic molds, can be used for Zn-Al-Mg alloy die casting molds. |
|
| DXM 2344 ESR |
Annealed to approx ≤HB235 | 0.40 | 1.00 | 0.35 | 0.02 | 0.01 | 5.00 | 1.40 | 一 | 一 | 一 | 1.00 | 1000℃-1040℃ | Oil or air cooled | Hot work mold steel treated by Electroslag Remelting, (ESR), featuring finer crystal structure, fewer impurities, more uniform hardness, good polishing and texturing effects, along with excellent overall plasticity, toughness, wear resistance, hardenability, and machinability. | Suitable for molds requiring high temperature and high hardness, high-pressure die casting, hot extrusion, pressure forging molds, and plastic molds; can be used for Zn-Al-Mg alloy die casting molds. | |
| ESR: Electroslag Remelting | |||||||||||||||||
|
Brand |
Hardness |
Chemical Composition(%) |
Quenching Temperature ℃ |
Cooling Method |
Tempering Temperature ℃ |
Characteristics |
Main Applications |
||||||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Ni |
Al |
Cu |
V |
|||||||
|
DXM |
Annealed to approx ≤HB230 |
0.40 |
0.45 |
0.30 |
0.03 |
0.03 |
13.00 |
一 |
0.1 |
一 |
一 |
一 |
1020℃-1100℃ |
Oil cooling |
200℃-300℃ |
Plastic mold stainless steel with excellent corrosion resistance and polishability |
Suited for molds requiring polishing and corrosion resistance. |
|
DXM |
HRC33-36 |
0.40 |
0.45 |
0.30 |
0.03 |
0.03 |
13.00 |
一 |
0.1 |
一 |
一 |
一 |
Pre-hardened steel, no heat treatment required |
Plastic mold stainless steel with excellent corrosion resistance and polishability |
Suited for molds requiring polishing and corrosion resistance. |
||
|
DXM |
HRC35-40 |
0.40 |
0.40 |
0.40 |
0.02 |
0.01 |
13.5 |
一 |
0.31 |
一 |
一 |
一 |
Pre-hardened steel, no heat treatment required |
ESR (Electroslag Remelting) treated, featuring finer crystal structure, fewer impurities, more uniform hardness, enhanced polishing/texturing effects, combined with unique properties including toughness, corrosion resistance, and hardenability. |
Ideal for molds demanding higher polishing standards and corrosion resistance. |
||
|
DXM |
Annealed to approx ≤HB235 |
0.40 |
0.42 |
0.40 |
0.02 |
0.01 |
13.20 |
一 |
0.20 |
一 |
一 |
一 |
1020℃-1050℃ |
Oil cooling |
200℃-650℃ |
Plastic mold stainless steel with superior polishability and corrosion resistance |
Designed for injection molds producing high-polish components and corrosion-prone plastic parts. |
|
DXM |
HRC30-35 |
0.40 |
0.42 |
0.40 |
0.02 |
0.01 |
13.20 |
一 |
0.20 |
一 |
一 |
一 |
Pre-hardened steel, no heat treatment required |
Plastic mold stainless steel with superior polishability and corrosion resistance |
Designed for injection molds producing high-polish components and corrosion-prone plastic parts. |
||
|
DXM |
HRC35-38 |
0.40 |
0.42 |
0.40 |
0.02 |
0.01 |
13.20 |
一 |
0.20 |
一 |
一 |
一 |
Pre-hardened steel, no heat treatment required |
Plastic mold stainless steel with superior polishability and corrosion resistance |
Specifically optimized for high-polish components and corrosion-prone plastic molding, with priority suitability for medical and food packaging product molds |
||
|
DXM |
Annealed |
0.40 |
1.06 |
0.54 |
0.02 |
0.01 |
13.67 |
一 |
0.23 |
一 |
一 |
0.28 |
1020℃-1050℃ |
Oil cooling |
200℃-650℃ |
Plastic mold stainless steel with superior polishability and corrosion resistance, ESR treated. |
Engineered for plastic mold cores requiring corrosion resistance and mirror-like finishes, coupled with excellent polishability. Ideal for medical consumables, lighting fixtures, high-end appliances, and premium toy molds. |
|
DXM |
HRC36-39 |
0.40 |
1.06 |
0.54 |
0.02 |
0.01 |
13.67 |
一 |
0.23 |
一 |
一 |
0.28 |
Pre-hardened steel, no heat treatment required |
Plastic mold stainless steel with superior polishability and corrosion resistance |
Engineered for plastic mold cores requiring corrosion resistance and mirror-like finishes, coupled with excellent polishability. Ideal for medical consumables, lighting fixtures, high-end appliances, and premium toy molds. |
||
|
DXM |
Annealed |
0.28 |
0.3 |
0.5 |
一 |
一 |
13.2 |
0.4 |
0.5 |
一 |
一 |
0.4 |
1020℃ |
Oil |
|
Processed via Electroslag Remelting (ESR), this plastic mold stainless steel features finer gain structure, reduced impurities, more uniform hardness, enhanced polishing and texturing performance, along with exceptional toughness, corrosion resistance, and hardenability. |
Applicable to diverse plastic molds, especially large-scale molds prioritizing ultra-high surface finish standards, with heightened suitability for medical and food packaging product molds |
|
S50c HB170-185 |
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