Yunda's HD Series High Density Cleaners have been developed to deal with the full spectrum of stock cleaning requirements, our HD Series High-density centrifugal cleaners reduce wear on the screens by removing small stones, staples, grit,metal and other heavy contaminants from the stock, Installed before the coarse and fine screening sections,they are designed to rid the stock of most impurities with minimum loss of fiber.
They can be adapted to for the cost efficient treatment of virtually all pulp from lightweight abrasives and highly concentrated stock to the more heavily corrosive secondary stock. High grade pneumatic valves with hardened and stainless dump traps are used for improved, long lasting performance.
HD Series High Density Cleaners Features
1.Heat Treated Materials.
2.See-Through visual inspection of the vortex chamber via an illuminated sight glass.
3.Low maintenance & handling requirements.
4.2% -5% Consistency (higher than most European brands).
5.Energy efficient and Low Chemical Requirements.
6.ZERO fiber loss with Clog-Free operational enhancements.
7.Unique design featuring high grade ceramic linings extending the life of the cone.

HD Series High Density Cleaners Technical data
| Model | HD2 | HD3 | HD4 | HD5 | HD6 | HD7 | HD8 |
| Output (LPM) | 600-1000 | 1300-1700 | 1700-2500 | 2500-3200 | 3000-4500 | 4000-6500 | 6000-8000 |
| Inlet Consistency (%) | 2-5 | ||||||
| Inlet Pressure (MPa) | 0.3-0.4 | ||||||
| Rejecting Type | Automatic | ||||||
| Model | ZSA1A | ZSA2A | ZSA3B | ZSA4B | ZSA5B | ZSA6B |
| Output (LPM) | 800-1500 | 1600-2700 | 3000-4600 | 4500-5800 | 6000-7500 | 9000-12000 |
| Inlet Consistency (%) | 2-5 | |||||
| Inlet Pressure (MPa) | 0.3-0.35 | |||||
| Rejecting Type | Automatic | |||||
Case
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350,000 tpy Linerboard Project in Arkhangelsk, Russia
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KOA Vietnam 6600/1100 Packaging Paper Upgrade Project
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Smooth Shipment of Complete Thermo Mechanical Pulping Equipment for Thailand Precise Molding Project
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Successful Delivery of the Refiner Repair Project Between Yunda and Guangzhou Paper Group
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100,000 Tons Per Year Cultural Paper Project in Ethiopia
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Taison (Guizhou) 160,000 tons tissue paper project
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Taison Tissue Paper Project
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Guangxi Xiongfu Paper Project
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Jincailun Paper PM18 Cultural Paper Project
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Rongwei Industrial’s 120,000-Ton Packaging Paper Project in Cambodia