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| Material | Copper Powder ;Iron Powder |
| Certificate | ISO9001:2008 |
| Tolerance | +/- 0.1mm, |
| Density Range | 6-7.2/cm3(Fe) |
| Surface Treatment | Blacken,Dacromet Plated ,Polishing,Sand Blasting,Electroplating,Oil immersion |
| Heat Treatment | Ordinary Quenching,Carburizing, Ritriding, High Frequency Quenching |
| Application | Sport Equipment,Home Appliances,Transmission Parts,Vehicle,etc |
| Performance | High Precision,High Wear Resistance,Low Noise,Smooth And Steady,Cheap |
| Processing Technic | Powder Metallurgy Sinter |
| Process | Mixing-Mechanical Forming-Hydraulic Molding-Sinter-Detection Strength And Hardness-Auxiliary Machining And Surface Treatment -Packing And Shipping |
| Inner Diameter | 25 mm |
| Outer Diameter | 30.8 mm |
| Flange Diameter | 35 mm |
| Flange Thickness | 3 mm |
| Overall Length | 19.8 mm |
| Weight | 37.1 g |
| Material | Bronze |










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