Screws
| Diameter | 72 mm |
|---|---|
| Rotation | Co-Rotating |
| Length | 40-52 L/D |
| Screw Center Distance (mm) | 58.5 |
| Screw Do/Di Ratio | 1.61 |
| Flight Depth (mm) | 13.5 |
| Free Area, 2-Flight (cm2) | 31.7 |
| Shafts | 36 Tooth Involute Spline |
Barrels
| Form | Square, Flanged |
|---|---|
| Length | 288 mm |
| Cooling | Internal Liquid Cooling |
| Open Barrel Heat Zone | 7.5 kW Bronze |
| Closed Barrel Heat Zone | 9.5 kW Bronze |
Drive Systems
| Std. Gearbox Ratios | 1.52 / 3.06 |
|---|---|
| Screw Speeds | 1200 / 600 rpm |
| Motor @ 1750 rpm | 1200 / 600 hp |
| Motor Equivalent in Watts | 895 / 447 kW |
| Voltage Options | 415 / 460 / 575 Volt |
| Standard Motor Controller | AC variable frequency drive |
Standard Machine Configuration: 1 Feed Barrel, 9 Solid Barrels (6 Aluminum, 3 Bronze/Cast Iron), 1 Vent Barrel, Gear Box Lube 40mm and Up, Barrel Cooling Pump, Main Motor Blowers 400hp and Up
Controls
| Controller | Ethernet IP PLC w/touchscreen HMI interface |
|---|---|
| Heat/Cool Zones | Up to 15 Standard (additional upon request) |
Size & Utilities
| Installed Cooling Capacity* (gearbox motor, and barrel) | 109 tons (382 kW) |
|---|---|
| Typical Cooling** | Estimated 26 tons (91 kW) |
| Est. Power Requirements*** | 1340A @ 480VAC |
| Centerline Height | 1120 mm [44 in] |
| Length, 44D | 7115 mm [280 in] |
| Width | 1575 mm [62 in] |
| Height (top of motor) | 1524 mm [60 in] |
| Weight (approx.) | 9500 kg [21,000 lb] |
* Cooling numbers include one connection to the extruder and one connection to the cooling skid.
** Required cooling is process dependent and should be verified with a lab trial at ENTEK to accurately size utilities.
*** – Standard Machine Configuration: 1 Feed Barrel, 9 Solid Barrels (cartridge heaters), 1 Vent Barrel, Gear Box Lube 40mm and Up, Barrel Cooling Pump, Main Motor Blowers 400hp and Up