Stacking Ejector Pins TYPE B
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)
Our advantages
1. High quality
2. Reasonable price
3. On time delivery
4. Good After-sale service
5. Strict quality control
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/℃ | |||
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 |
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 |
TYPE D | |||||
d ±0.002 | D±0.002 | D1±0.05 | L+0.5 +0.3 | l1 | l2 ±0.02 |
1.0 | 5.5 | 3.5 | 55,60 | 18,20 | 18,20 |
1.2 | 5.5 | 3.5 | 55,60 | 18,20 | 18,20 |
1.5 | 5.5 | 3.5 | 55,60 | 18,20 | 18,20 |
1.8 | 6.0 | 4.0 | 55,60 | 18,20 | 18,20 |
2.0 | 6.0 | 4.0 | 55,60 | 18,20 | 18,20 |