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Brand Name : PM
MOQ : 1
Payment Terms : L/C, T/T
Delivery Time : 10 working days
Product material : tungsten carbide,100% Original Carbide
Product : Vehicle Mould,mold parts,Auto Stamping Parts
Grade : MD65A
Application : For Upper and Lower dies,Stamping and Cutting
Size : Any SIze
Type : Any Type
Advantage : Electrochemical corrosion resistance;Hip sintered, high hardness, high wear resistance;Tunable residual stress;
Surface treatment : Polishing/Rough Grinding
Usage : For mould, Stamping Work, Cemented carbide dies,
High performance cemented carbides for molding;Standard Specification For Square Material and Standard Specifications Of The Rings. Also we can produce the your drawing of ring.
Polarization curve (corrosion current reduced, corrosion rate decreased significantly, corrosion resistance improved significantly)
| Grade | Co% | WC Grain size | Hardness | Density | Flexural Strength | Fracture Toughness | Elastic Modulus | Coefficient of Thermal Expansion | |
| HRA | HV30 | g/cm3 | MPa | N/mm2 | GPa | 10-6/℃ | |||
| ST37NF | 15 | Nano | 92.0 | 1700 | 13.8 | 4800 | 10 | 430 | 6.3 | 
| ST37UF | 15 | Ultra-fine | 91.5 | 1630 | 13.8 | 4200 | 11 | 430 | 6.3 | 
| MD15 | 12 | Ultra-fine | 92.2 | 1730 | 14.1 | 5100 | 10 | 470 | 5.7 | 
| MD10 | 10 | Sub-Micron | 91.7 | 1660 | 14.4 | 4300 | 11 | 490 | 5.4 | 
| MD33A | 12 | Sub-Micron | 90.3 | 1470 | 14.2 | 4000 | 14 | 470 | 5.7 | 
| MD20 | 13 | Sub-Micron | 90.6 | 1500 | 14.2 | 4100 | 15 | 460 | 5.8 | 
| MD36 | 15 | Sub-Micron | 89.4 | 1360 | 13.8 | 3900 | 16 | 430 | 6.3 | 
| MD16 | 6 | Fine | 90.5 | 1500 | 14.8 | 3200 | 12 | 530 | 4.9 | 
| MD40B | 12 | Fine | 89.5 | 1380 | 14.2 | 3800 | 17 | 470 | 5.7 | 
| MD40C | 12 | Fine | 89.7 | 1400 | 14.1 | 3800 | 16 | 470 | 5.7 | 
| MD55 | 20 | Fine | 86.4 | 1060 | 13.5 | 3100 | - | 390 | 6.8 | 
| MD40A | 12 | Medium | 88.9 | 1310 | 14.2 | 3700 | 27 | 470 | 5.7 | 
| MD45A | 15 | Medium | 87.9 | 1200 | 13.9 | 3600 | - | 430 | 6.3 | 
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| rustproof Tungsten Carbide Rings MD65A Grade For Mechanical Seal Images | 
 PM Mechanical Tungsten Carbide Ring , Tungsten Carbide Roller Good Wear
                                                                                    
                        
                        
                        
                                                            PM Mechanical Tungsten Carbide Ring , Tungsten Carbide Roller Good Wear
                                                    
                        
                     Cemented Tungsten Carbide Seal Rings For Industry Sealing Parts
                                                                                    
                        
                        
                        
                                                            Cemented Tungsten Carbide Seal Rings For Industry Sealing Parts
                                                    
                        
                     Fine Grinding Tungsten Carbide Mechanical Seal With Long Service Life
                                                                                    
                        
                        
                        
                                                            Fine Grinding Tungsten Carbide Mechanical Seal With Long Service Life
                                                    
                        
                     100% Original Tungsten Carbide Rings Strong Anti Corrosion
                                                                                    
                        
                        
                        
                                                            100% Original Tungsten Carbide Rings Strong Anti Corrosion
                                                    
                        
                     MD51B MD50A Tungsten Carbide Rings Tungsten Carbide Roller For Progressive Molds
                                                                                    
                        
                        
                        
                                                            MD51B MD50A Tungsten Carbide Rings Tungsten Carbide Roller For Progressive Molds
                                                    
                        
                     PM Tungsten Carbide Rings MD45A Grade For Waste Water Pump
                                                                                    
                        
                        
                        
                                                            PM Tungsten Carbide Rings MD45A Grade For Waste Water Pump
                                                    
                        
                     Polished Tungsten Carbide Seal Rings Wear Resistant MD45A Grade
                                                                                    
                        
                        
                        
                                                            Polished Tungsten Carbide Seal Rings Wear Resistant MD45A Grade
                                                    
                        
                     OEM Tungsten Carbide Rings Mechanical Sealing With Excellent Wear Resistance
                                                                                    
                        
                        
                        
                                                            OEM Tungsten Carbide Rings Mechanical Sealing With Excellent Wear Resistance
                                                    
                        
                     ISO Standard Tungsten Carbide Mechanical Seal For Slurry Pump
                                                                                    
                        
                        
                        
                                                            ISO Standard Tungsten Carbide Mechanical Seal For Slurry Pump
                                                    
                        
                     MD45A Grade Tungsten Carbide Rings D201*D155.5*25.5 For Sealing
                                                                                    
                        
                        
                        
                                                            MD45A Grade Tungsten Carbide Rings D201*D155.5*25.5 For Sealing