The single-point needle valve is a key component in hot runner systems, used to precisely control the flow of plastic melt and ensure the quality of injection molded products.
| Material | High-temperature alloy steel |
| Hardness | HRC 50-54 |
| Temperature Resistance | Up to 350°C |
| Surface Treatment | TIN coating |
Widely used in automotive parts, electronic enclosures, household appliances and other injection molding fields.