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Impeller

| Material | Mark Rules | Specifications |
| PPE | PPE-2211 ? GF20/GF30 | High strength£¬£¬£¬£¬£¬£¬Hydrolysis resistance, Welding resistance |
















| Material | Mark Rules | Specifications |
| PPE | PPE-2211 ? GF20/GF30 | High strength£¬£¬£¬£¬£¬£¬Hydrolysis resistance, Welding resistance |
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