| Steel Grade | M310H |
|---|---|
| Length | 19mm-5000mm |
| Width | 19mm-2350mm |
| Thickness | 20mm-900mm |
| Hardness | 32-36 HRC |
| MOQ | 1 piece |
| Lead Time | 1–3 days after confirmation |
| Shipping From | Dongguan City, China |

With a delivered hardness of 32–36 HRC, M310H pre-hardened plastic mold steel exhibits excellent resistance to acid, corrosion, and strain. With a delivered hardness of 32–36 HRC, M310H pre-hardened plastic mold steel exhibits exceptional resistance to acid, corrosion, and strain. In addition to meeting the specifications for mold operation and storage in humid environments, it is compatible with acidic injection molding materials such as PVC, PP, EP, PC, and PMMA. In addition to meeting the specifications for mold operation and storage in humid environments, it is compatible with acidic injection molding materials such as PVC, PP, EP, PC, and PMMA.
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| Steel Grade | M310H |
|---|---|
| Length | 19mm-5000mm |
| Width | 19mm-2350mm |
| Thickness | 20mm-900mm |
| Hardness | 32-36 HRC |
| MOQ | 1 piece |
| Lead Time | 1–3 days after confirmation |
| Shipping From | Dongguan City, China |
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Ample stock available and a wide range of models to choose from for your mold steel requirements.
Factors: grade · thickness · length/weight. Example: P20, 30×100×500 mm, Qty 2 → From US$ — (cut & pack)
Professional mold steel wholesale supplier with extensive inventory, competitive pricing, and reliable quality. Get cut-to-size steel bars delivered on time.
Get a QuoteCut-only: 1–3 days to ship. + Heat treatment: 5–7 days. Door-to-door: 5–10 business days (US/EU/AU)
Tolerance: ±1–2 mm. Guarantee: Free re-cut or refund if out of spec.