EXT Series Gearboxes
Single Screw Extruder Gearboxes with Long Design options
Features
EXT Series Plastic Extruder Gear is the latest product line developed by ZET Gearboxes. All housings are made from gray cast iron EN-GJL 250. Rigid MonoBlock body provides high performance sensitivity and sustainability. Every surface can be mounted seamlessly, thanks to the universal body.
Gears are made of 8620 material and they are heat treated and precise CNC profile grounded and all the gears are hardened and grounded with 6 quality. To increase the load carring capacity of gears various profile correction are made. Motor - gearbox connections are at IEC B5-B14 standard in extruder series gearboxes.
Technic Table
| Housing Size | H82C | H83C | 140 | 160 | 180 | 200 | 225 | 250 | 280 | 320 | 360 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ratio min max |
5,98 50,6 |
41,6 300 |
9,70 24,6 |
6,35 24,0 |
9,87 23,3 |
6,43 23,4 |
9,70 25,0 |
2,52 25,0 |
6,32 24,9 |
6,42 25,1 |
9,70 24,7 |
| Rated Torque [Nm] | 2.100 | 2100 | 3.400 | 5.500 | 7.250 | 11.500 | 16.000 | 25.000 | 35.000 | 48.000 | 70.000 |
| Output Shaft Diameter [mm] | 50 | 50 | 55 | 60 | 70 | 80 | 90 | 105 | 120 | 140 | 160 |
| Thrust Ball Bearing | 29416 | 29416 | 29418 | 29420 | 29422 | 29426 | 29430 | 29434 | 29438 | 29448 | 29452 |
| Weight [kg] | 168 | 168 | 168 | 257 | 301 | 460 | 580 | 900 | 1068 | 1853 | 2028 |
Rigid MonoBlock Strong Structure and Body
High axial distance values
4 different mounting positions, from M3 to M6.
Input Shaft Configurations
- Solid Input Shaft (Right, Left and Double Input Shaft)
- Standard IEC B5-B14 Flange
- Special Square Flange Configurations
- with Motor (IEC)
Output Shaft with Keyway
- Hollow shaft with keyway
- Splined Hollow Shaft (DIN 5480)
Cooling
- Cooling Coil
- Water-Oil Heat Exchanger
