Following listed are the commonly used mold steels and their main features. According to the characteristics of the product materials, product structure and surface quality requirements, as well as the quantity, choosing the suitable steel is the prerequisite for mold quality, which is also one of the most important guarantees for quality and efficiency in mass-production.
Customers can choose the suitable mold steel according to demand with consulting by our technical staff.
Plastic Mold Steel ：
|
Trademark
|
Alloy DIN | Coefficient of Thermal Expansion [10e-6m/(mxK90)] | Thermal Conductivity [W/(mxK)] | Delivery State | Using State | Characteristics |
|---|---|---|---|---|---|---|
| P20 |
1.2311
|
10.6-12.8
|
39.2-39.6
|
max.320HB
|
–
|
commonly used in the production of plastic mold up to 400mm thickness, has a good polishing and etching performance |
| 2738 |
1.2738
|
11.1-14.9
|
31.9-35.7
|
preset
|
280-325HB
|
commonly used in the production of plastic mold more than 400mm thickness, has a good polishing and etching performance |
| S136 |
1.2083
|
11-11.6
|
21-25
|
annealed
|
50-55HRC
|
suitable for corrosion-resistant plastic mold, very good polishing performance after heat treatment |
| 2316 |
1.2316
|
10.4-11.9
|
17.2-24.7
|
annealed
|
–
|
suitable for corrosion-resistant plastic mold, heat treatment is required,very good polishing performance |
| 2767 |
1.2767
|
11.8-13.4
|
28-31.5
|
max.285HB
|
50-54HRC
|
suitable for high stress injection mold, cutting tool |
Hot Work Mold Steel ：
| Trademark | Alloy DIN | Coefficient of Thermal Expansion [10e-6m/(mxK90)] | Thermal Conductivity [W/(mxK)] | Delivery State | Using State | Characteristics |
|---|---|---|---|---|---|---|
| H11 |
1.2343
|
11.8-12.9
|
25.3-30.5
|
max. 229HB
|
30-54HRC
|
used for die casting and plastic injection molds |
| H13 |
1.2344
|
10.9-13.5
|
25.2-30.3
|
max. 229HB
|
30-56HRC
|
used for die casting and plastic injection molds |