Guidelines
Novatec Dryer
Drying Equipment
SVP 'Silencer' Series
Positive Displacement Pumps
VRX Series
Vacuum Receivers
| Typical Resin Drying Temperature | ||
|---|---|---|
| Polymer | Temp (°F) | Hours |
| ABS High Impact | 190 | 4 |
| ABS High Heat | 190 | 4 |
| ABS Med Impact | 190 | 4 |
| Acetal | 200 | 1.5 |
| Acrylic Gen Purpose | 180 | 1.5 |
| Acrylic High Heat | 180 | 2.5 |
| Acrylic High Impact | 180 | 2.5 |
| Nylon 6/6 | 180 | 4 |
| Nylon 6 | 180 | 4 |
| Nylon 6/10 | 180 | 4 |
| Nylon 12 | 180 | 4 |
| Polycarbonate Med Vis. | 250 | 3.5 |
| PET – Bottle | 340 | 5 |
| PBT | 260 | 2.5 |
| Polyetherimide | 310 | 4 |
| PPO | 210 | 2.5 |
| SAN | 180 | 3 |
| Material Conveying sizing Recommended Tubing Size | ||
|---|---|---|
| Vacuum Pump HP | Tubing size (in.) | Conveying Air Rate (cfm) |
| 5 | 2 | 100 |
| 10 | 2.5 | 160 |
| 15 | 3 | 240 |
| 25 | 4 | 440 |
| Material Conveying sizing guidelines Conveying tubing recommended bend radius | ||
|---|---|---|
| Tubing size (in.) | Mat'l line bend radius (in.) | Vacuum line bend radius (in.) |
| 2 | 18, 24 | 9 |
| 2.5 | 30 | 9 |
| 3 | 36 | 9, 12 |
| 3.5 | 36, 48 | 12 |
| 4 | 36, 48 | 12, 18 |
Equivalent Feet: Horizontal distance = 1 ft vertical distance = 2 ft 90 degree elbow = 20 ft flex hose = 4 ft | ||
| Typical Single Screw Extruder Rates | |||
|---|---|---|---|
| Size | LBS/HR | ||
| RPVC | FPVC | HDPE | |
| 3/4″ 24:1 (19mm) | 5 | 10 | |
| 1″ 24:1 (25mm) | 10 | 15 | |
| 1-1/4″ 24:1 (32mm) | 20 | 30 | |
| 1-1/2″ 24:1 (38mm) | 40 | 75 | |
| 1-3/4″ 24:1 (44mm) | 50 | 90 | |
| 2″ 24:1 (50mm) | 90 | 140 | |
| 2-1/2″ 24:1 (63mm) | 150 | 250 | |
| 75mm 24:1 (3″) | 200 | 350 | |
| 3-1/2″ 24:1 (90mm) | 300 | 500 | |
| 100mm 24:1 (4″) | 800 | ||
| 100mm 30:1 (4″) | 900 | ||
| 4-1/2″ 24:1 (113mm) | 1000 | ||
| 4-1/2″ 30:1 (113mm) | 1200 | ||
| 130mm 24:1 (5″) | 1300 | ||
| 130mm 30:1 (5″) | 1500 | ||
| 6″ 24:1 (151mm) | 1600 | ||
| 6″ 30:1 (151mm) | 1800 | ||
| 175mm 30:1 | 3000 | ||
| 8″ 30:1 (208mm) | 4000 | ||