
The single-plate double-station screen changer (Round Type) is a cost-effective product with excellent performance. It can switch the filter screen in 0.4 seconds with fast screen changing action and slight variation in material flow, featuring no material leakage, high pressure resistance and large filtration area. It is easy to operate and quick to change the screen. The wear-resistant, pressure-resistant and high-precision filter screen design effectively increases the filtration area and improves filtration quality. It maintains stable performance at around 300℃ and enables non-stop quick screen changing, making it an indispensable auxiliary equipment for extrusion production lines such as plastic sheet, plate, film, pipe and granulation. Common configuration: Screen changer main body (including oil cylinder and heating tube) + hydraulic station + electric control box (optional).
The single-plate double-station screen changer (Round Type) is mainly applied in the following production lines:
1. Granulation production lines (for polymer materials such as PP, PE, PET, PA, etc.)
2. Film production lines (for materials such as PET, CPE, BOPP, PE, HDPE, etc.)
3. Sheet and plate production lines (for materials such as PP, PE, PET, ABS, etc.)
4. Packing belt production lines (for PP and PET materials)
5. Production of hollow products
Models and Technical Parameters of Zhengzhou Haike HK-SSP-B Single-plate Double-station Screen Changer (Round Type) |
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| Product Model | Output (kg/h) | Overall Dimension (mm) | Filter Screen Size | Heating Tube | ||||
| L1 | L2 | L3 | Diameter (mm) | Area (c㎡) | Voltage (V) | Heating Power (W) | ||
| HK-SSP-B-70 | 75~200 | 115 | 715 | 170 | Φ70 | 38 | 230/400 | 3500/5800 |
| HK-SSP-B-100 | 130~350 | 135 | 815 | 185 | Φ100 | 78 | 230/400 | 4500/6800 |
| HK-SSP-B-120 | 200~550 | 150 | 880 | 205 | Φ120 | 113 | 230/400 | 5200/7200 |
| HK-SSP-B-150 | 350~800 | 170 | 995 | 235 | Φ150 | 176 | 230/400 | 6500/8500 |
| HK-SSP-B-180 | 450~1250 | 185 | 1120 | 245 | Φ180 | 254 | 230/400 | 7600/9500 |
| HK-SSP-B-200 | 550~1500 | 225 | 1255 | 280 | Φ200 | 314 | 230/400 | 8500/11000 |
| HK-SSP-B-250 | 800~2500 | 260 | 1325 | 300 | Φ250 | 490 | 230/400 | 9500/12000 |
| HK-SSP-B-300 | 1200~3500 | 285 | 1470 | 380 | Φ300 | 706 | 230/400 | 11500/15500 |
Actual output depends on material fluidity, filtration precision and material purity. Parameters are subject to change without prior notice!





Zhengzhou Haike is a professional enterprise engaged in the production and sales of melt pumps, high-temperature melt extrusion pumps, screen changers, high-precision filters and precision control systems (PLC). It is one of the early domestic enterprises specializing in the production of melt gear pumps and screen changers. The company independently R&D and produces a series of high-temperature melt gear pumps such as MP-S, MP-M, MP-H and MP-C, as well as a series of screen changers such as HK-ACB, HK-SSP, HK-FSP and HK-DP. At present, screen changers and melt gear pumps have been widely applied in production lines of chemical fiber, granulation, plastic film, sheet, plate, profile, pipe, wire and cable, wire drawing, composite extrusion, etc. The processable materials cover almost most polymer materials, such as PE, PC, PP, PVC, HIPS, PS, PA, TPUR, fluoropolymer, polysulfone, polyester, thermoplastic elastomer, rubber and thermal adhesive, etc.

The company integrates scientific research and production, and is committed to the development and promotion of melt gear pump and screen changer products. Drawing on the advanced technical experience of the same industry at home and abroad, we strive to build a professional melt pump manufacturing enterprise with superior products, favorable prices and perfect services.