| model parameter | GGS-10 | GGS-15 | GGS-20 | GGS-25 | GGS-30 |
| Coal handling capacity (t/h) | 10 | 15 | 20 | 25 | 30 |
| Material size (mm) | ＜250 | ||||
| Chain speed (m/s) | 0.11 | 0.15 | 0.17 | ||
| scraper | 370×75/100 | 470×75/100 | 570×75/100 | 770×75/100 | |
| B * h (mm) | 0～30° | ||||
| Angle alpha (°) | 15 | ||||
| Lifting height H(m) | 80 | ||||
| Conveying length L(m) | 1.5～4.0 | 2.2～5.5 | 2.2～7.5 | ||
| Motor power (KW) | Industrial boilers are loaded with coal | ||||