Zhengzhou Haike Industrial Technology Co., Ltd. is a professional manufacturer and supplier of melt pumps, high-temperature melt extrusion pumps, screen changers, high-precision filters, and precision control systems (PLC).

The mesh belt type melt filtration automatic screen changer (mesh belt type screen changer) is a true automatic screen changer, which is controlled by melt pressure or time to act. The moving distance and speed of the filter screen can be freely set. When the pressure or time reaches the set value, the filter screen moves automatically and evenly, carrying impurities out of the screen changer with the filter screen. After setting, the screen changer runs fully automatically without manual operation. The mesh belt moves smoothly with a small distance, and there is no fluctuation in material pressure and flow, truly realizing constant pressure production. The mesh belt type screen changer adopts water-cooled sealing, no material leakage and no wear. Heating and cooling are automatically controlled by the control system, and the mesh running is flexible. The product does not deform during the screen changing process, with excellent quality stability. It features no waste material generation and low raw material consumption, and is widely used in the production of high-quality, long or short process products such as granulation, cast film, sheet, plate, optical fiber and various wire drawing. It is especially suitable for the production of high-precision products with strict requirements on material pressure fluctuation.
1. No pressure fluctuation during screen changing, no impact on product quality
2. Self-sealing, no material leakage forever
3. Fully automatic mesh running, no manual operation required
4. Small space occupation, novel structure, easy and simple installation
5. No wear during screen changing, long service life
6. Removable movable filter screen block (perforated plate) for convenient maintenance and cleaning
1. Production of high-quality, long-process products such as coating film, cast film, sheet, plate, optical fiber and various chemical fibers.
2. Production of various high-precision products with strict pressure requirements
3. Granulation production of raw materials such as PP, PE, ABS and PMMA.
Models and Technical Parameters of Zhengzhou Haike HK-ACB Mesh Belt Type Continuous Screen Changer |
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| Product Model | Output (kg/h) | Overall Dimension (mm) | Filter Screen Size | Heating Tube | ||||
| Type | kg/h | L1 | L2 | L3 | Diameter (mm) | Area (c㎡) | Voltage (V) | Heating Power (W) |
| HK-ACB-50 | 30~85 | 150 | 165 | 540 | Φ50 | 20 | 230/400 | 5200 |
| HK-ACB-70 | 75~200 | 160 | 170 | 560 | Φ70 | 38 | 230/400 | 5400 |
| HK-ACB-90 | 100~290 | 170 | 185 | 580 | Φ90 | 64 | 230/400 | 5800 |
| HK-ACB-100 | 130~350 | 180 | 215 | 605 | Φ100 | 78 | 230/400 | 6200 |
| HK-ACB-120 | 190~500 | 185 | 230 | 640 | Φ120 | 113 | 230/400 | 6500 |
| HK-ACB-150 | 350~800 | 200 | 265 | 700 | Φ150 | 176 | 230/400 | 7200 |
| HK-ACB-180 | 450~1200 | 220 | 305 | 760 | Φ180 | 254 | 230/400 | 8200 |
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.