Table 1.
Physical properties of materials and device in DEM model.
| Item | Parameters | Values |
|---|---|---|
| Particles22 | Particle size/mm | 0.10 |
| Shear modulus/Pa | 10 × 106 | |
| Poisson’s ratio | 0.25 | |
| Density/(kg/m3) | 440 | |
| Angle of repose test device (steel16) | Shear modulus/Pa | 7 × 1010 |
| Poisson’s ratio | 0.3 | |
| Density/(kg/m3) | 7850 | |
| Contact parameters | MM coefficient of restitution | 0.05–0.3 |
| MM rolling friction factor | 0.1–0.5 | |
| MM static friction factor | 0.4–0.8 | |
| MS coefficient of restitution | 0.05–0.3 | |
| MS rolling friction factor | 0.1–0.4 | |
| MS static friction factor | 0.3–0.7 | |
| JKR surface energy/(J/m2) | 0.1–0.8 |
Notes: MM means between feed raw materials and materials; MS means between feed raw materials and stainless steel.