| Steel Grade | |
|---|---|
| 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 its high nickel content, 718 plastic mold steel offers superior toughness, consistent hardness (32–36 HRC), and high hardenability to guarantee mold stability. It has an outstanding surface finish for fine texture etching and good EDM performance. Planing has eliminated the oxide scale on the surface, improving material utilization and lowering processing expenses. It works well with plastic molds that require a moderate amount of surface brightness, like those used for consumer goods and industrial parts.
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| Steel Grade | |
|---|---|
| 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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Comprehensive machining capabilities for complete mold steel processing.
Equipped with advanced machinery to ensure quality, precision, and consistency.
















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.