| Types | CB-filled NR/BR blend compounds (Dump temp.: 140°C 145°C) | ||||
|---|---|---|---|---|---|
| NR/BR/CB-C (5:30) | NR/BR/CB-C (11:00) | NR/BR/CB-Y | |||
| step | Time (min:s) | Action | |||
| first stage | 0:00 | Add Rubber (NR/BR) | Add NR/CB MB and BR/CB MB | ||
| 1:30 | Add ½ (CB + oil) | - | |||
| 2:30 | Add ½ (CB + oil) | - | |||
| 3:30 | Add additives | ||||
| 5:30 | Dump | - | Dump | ||
| 11:00 | - | Dump | - | ||
| second stage | 0:00 | MB from first stage (initial temp.: 50°C) | |||
| 0:30 | Add curatives | ||||
| 2:30 | Dump (dump temp.: 80°C 90°C) | ||||