Investment Cast Stainless Steel Pump Impeller
Investment Cast Stainless Steel Pump Impeller
Precision investment cast (lost-wax) pump impeller in CF8M (316 equivalent) stainless steel, featuring 6-vane enclosed design with hydraulically optimized blade geometry, CT5 dimensional tolerance grade, Ra 3.2μm as-cast surface finish on flow passages, weight 4.2kg, maximum diameter 220mm, dynamically balanced to G6.3 grade per ISO 1940. Post-casting operations include CNC machining of bore and sealing faces, solution annealing at 1050°C, and hydrostatic pressure testing to 25 bar. ASTM A351 material certification, PMI verified. Suitable for chemical process pumps, water treatment, and marine applications. MOQ 200 pieces.
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Key Features
Technical Specifications
Key Features
- Investment cast (lost-wax) in CF8M (316 equivalent) stainless steel
- 6-vane enclosed design with hydraulically optimized blade geometry
- CT5 dimensional tolerance grade, Ra 3.2μm as-cast surface finish
- Dynamically balanced to G6.3 grade per ISO 1940
- Post-casting CNC machining of bore and sealing faces
- Solution annealed at 1050°C, hydrostatic tested to 25 bar
- ASTM A351 certified with PMI verification
Technical Specifications
| Material | CF8M (ASTM A351) |
| Process | Investment casting (lost-wax) |
| Tolerance | CT5 grade |
| Surface Finish | Ra 3.2μm as-cast |
| Diameter | 220 mm max |
| Weight | 4.2 kg |
| Balance | G6.3 per ISO 1940 |
| MOQ | 200 pieces |
