Overview
The Black Persimmon Paste Pump is a specialized positive displacement pump designed for handling viscous food products in industrial processing environments. These pumps are essential in food production lines where traditional centrifugal pumps would struggle with thick materials. Developed specifically for Asian food processing applications, these pumps excel at handling persimmon paste (a traditional ingredient in many East Asian cuisines) while maintaining product integrity. Their design prevents separation or damage to the delicate fruit fibers that give persimmon paste its characteristic texture.
Structure and Working Principle
These pumps typically employ a rotary lobe or progressive cavity design, where rotating elements create cavities that move the paste from inlet to outlet. The stainless steel construction ensures durability while meeting food safety standards. The working principle involves creating a sealed chamber that progressively moves the paste without excessive shear forces. This gentle handling is crucial for maintaining the quality of persimmon paste, which can separate or change texture if processed too aggressively. Specialized sealing systems prevent leakage while allowing for easy cleaning and maintenance.
Key Features
Sanitary design is paramount, with all product-contact surfaces polished to specific Ra values (typically <0.8 μm) to prevent bacterial adhesion. The pumps often feature CIP (Clean-in-Place) capabilities for efficient sanitation between production runs. Modern versions incorporate variable frequency drives for precise flow control and energy efficiency. Specialized rotor geometries are engineered to handle the unique rheological properties of persimmon paste, which can have viscosity ranging from 50,000 to over 200,000 cP depending on processing stage and recipe.
Application Areas
Primary applications include persimmon paste production lines, where the pumps transfer product between cooking, cooling, and packaging stages. They're also used in similar fruit processing applications for mango puree, date paste, and other high-viscosity fruit preparations. Beyond food processing, modified versions serve in cosmetic and pharmaceutical industries for handling similar viscosity materials. The pumps' gentle action makes them suitable for products containing delicate particulates or sensitive active ingredients that must remain undisturbed during transfer.
Maintenance and Precautions
Regular maintenance includes inspection of seals and bearings, with lubrication intervals specified by the manufacturer. Food-grade lubricants must be used exclusively in all service points. Critical precautions include never running the pump dry, as this can damage the rotors and seals. Process temperatures must be monitored, as excessive heat can affect both the pump's mechanical components and the product quality. After use, thorough cleaning is essential to prevent bacterial growth in the paste residues.
B2B Procurement Guide
When sourcing these specialized pumps, verify the manufacturer's experience with persimmon processing specifically. Request references from existing clients in similar applications to ensure proven performance. Key procurement considerations include: flow rate requirements (typically 1-20 m³/h for most food plants), pressure capabilities (usually 4-6 bar), and material certifications (FDA, EHEDG, or local food safety standards). For international buyers, confirm voltage compatibility and whether the supplier offers local service support.
Related Manufacturers
- 主营：转子泵、计量泵、液下泵、黑柿膏泵、齿轮泵、隔膜泵、磁力泵、真空泵、螺杆泵、离心泵、漩涡泵、自吸泵、化工泵、耐腐蚀泵、多级泵、排污泵、卫生泵、油泵、柱塞泵、供水设备、预制泵站、加药装置、一体化污水处理设备、定压补水装置、DG锅炉泵