Spiral Vibrating Conveyer - Auxiliary Conveyor for Precise Powder Dosing & Transport

Keypack Intelligent Spiral Vibrating Conveyer - Auxiliary Conveyor for Precise Powder Dosing & Transport is a screw feeder designed for precise powder dosing and inclined bulk powder feeding to packaging machines and processing equipment. It delivers reliable conveying capacity from 400L/h to 6000L/h across nine models with customizable lifting angles (30-60°) and heights (1-5 meters) in food-grade 304 stainless steel construction. Ideal for food-grade powder conveying of infant formula and wheat flour to hoppers, pharmaceutical powder dosing for medicine powders, and industrial seasoning powder transport to packaging lines.

Product Overview

This powder auxiliary conveyor is engineered with a U-shaped trough covered by an arc-shaped stainless steel cover plate secured with quick-release buckles for easy access and cleaning. A sealing gasket is installed between the cover and trough to prevent powder leakage, ensuring closed-type powder feeding that eliminates dust emissions and product contamination. The cover can be easily opened for thorough cleaning and sanitation, supporting multi-product facilities requiring frequent changeovers. The Keypack Intelligent (Kunbupack) Screw Feeding System is constructed entirely from stainless steel, with all product-contact surfaces manufactured from 304-grade material for compliance with food safety and pharmaceutical GMP standards.

The industrial screw feeding system offers comprehensive model range from compact ZKS-1 (400L/h) to high-capacity ZKS-7 (6000L/h), with specialized long-distance models ZKS-10-6 and ZKS-20-5 delivering 6000L/h and 5000L/h respectively for 10-meter conveying applications. This bulk powder feeding equipment features customizable lifting angles with standard 45° inclination, adjustable from 30° to 60° to accommodate various facility layouts and vertical clearance constraints. Standard lifting height of 1.85 meters can be customized from 1 to 5 meters, enabling material transfer from floor-level hoppers to elevated packaging machines, mixers, or storage bins across single-story and multi-level production facilities.

The precise powder dosing feeder is equipped with a square hopper featuring vibration device for consistent material flow, with round hopper available as custom option for specific applications. Bottom feeding configuration is available without hopper for direct connection to upstream equipment such as bulk bag unloaders, storage silos, or process vessels. The anti-clog powder transport design incorporates vibration assistance to prevent bridging and ensure smooth powder flow, particularly valuable for cohesive powders, fine particles, and materials prone to compaction. This feed screw conveyor is primarily used for handling infant formula powder, pharmaceutical powders, seasoning powders, general-purpose flour, and wheat flour in food processing, pharmaceutical manufacturing, and industrial production environments.

Product Specifications

System Configuration

Application Areas

• Food Industry - Infant Formula Powder Conveying to Packaging Machines: Food-grade powder conveyor for precise dosing of infant formula, baby nutrition powder, and milk powder from storage hoppers to packaging machine filling stations with closed-type powder feeding to prevent contamination. Models ZKS-3 to ZKS-7 (1200-6000L/h) suitable for medium to high-volume production lines.
• Food Industry - Wheat Flour and General Flour Transport to Mixers: Bulk powder feeding equipment for wheat flour, all-purpose flour, bread flour, and specialty flour from storage silos to dough mixers, blenders, and bakery processing equipment. Customizable lifting heights 1-5m accommodate various facility layouts from ground-level to mezzanine installations.
• Food Industry - Seasoning Powder Dosing to Packaging Lines: Precise powder dosing feeder for seasoning blends, spice powders, flavor enhancers, and condiment powders to sachet packaging machines, bottle fillers, and pouch packaging systems. Anti-clog powder transport with vibration assistance ensures consistent flow of cohesive seasonings.
• Pharmaceutical Industry - Medicine Powder Feeding to Tablet Presses: Industrial screw feeding system for pharmaceutical powders, API ingredients, excipient powders, and granulation materials to tablet compression machines and encapsulation equipment with GMP-compliant 304 stainless steel construction. Models ZKS-1 and ZKS-2 (400-600L/h) ideal for small-batch pharmaceutical production.
• Pharmaceutical Industry - Herbal Medicine Powder Transport to Blenders: Powder auxiliary conveyor for traditional Chinese medicine powders, botanical extracts, and herbal ingredients to pharmaceutical mixers and granulation equipment with dust-free enclosed feeding. Quick-release cover enables thorough cleaning between different products to prevent cross-contamination.
• Food Industry - Sugar and Sweetener Powder Conveying to Processing Equipment: Screw feeder for granulated sugar, powdered sugar, artificial sweeteners, and sugar substitutes to beverage mixing tanks, confectionery production lines, and bakery equipment. Sealed gasket system prevents moisture ingress and maintains powder quality during transport.
• Chemical Industry - Detergent Powder Feeding to Packaging Machines: Bulk powder feeding equipment for laundry detergent powder, dishwasher powder, and cleaning product powders to high-speed packaging lines. High-capacity models ZKS-10-6 and ZKS-20-5 (5000-6000L/h) designed for industrial-scale chemical powder production with 10-meter conveying capability.
• Food Industry - Protein Powder and Supplement Dosing to Packaging Systems: Precise powder dosing feeder for whey protein, plant protein, meal replacement powders, and nutritional supplements to pouch packaging machines and bottle filling lines. Customizable lifting angles 30-60° optimize material flow for various powder densities and flowability characteristics.
• Food Industry - Cocoa Powder and Coffee Powder Transport to Mixers: Food-grade powder conveyor for cocoa powder, instant coffee, coffee creamer, and beverage powders to mixing vessels and packaging equipment. Stainless steel construction with easy-clean design supports frequent product changeovers in multi-product facilities.
• Industrial Manufacturing - Additive Powder Feeding to Production Lines: Feed screw conveyor for industrial additives, colorants, stabilizers, and specialty powders to compounding equipment, extrusion lines, and manufacturing processes. Air consumption 8-68L/min across models ensures adequate vibration assistance without excessive compressed air costs.

Key Features and Machine Characteristics

1. Comprehensive Model Range for Scalable Capacity
This screw feeder series offers nine models with conveying rates from 400L/h (ZKS-1) to 6000L/h (ZKS-7, ZKS-10-6), accommodating production scales from small-batch pharmaceutical operations to high-volume food processing facilities. The ZKS-10-6 and ZKS-20-5 models are specifically engineered for long-distance conveying applications up to 10 meters, delivering 6000L/h and 5000L/h respectively with higher motor power (7.5-11kw) to overcome distance-related friction losses. This scalability enables manufacturers to select the optimal model for current production requirements while maintaining upgrade pathways as production volumes increase, eliminating the need for complete equipment replacement during facility expansion.

2. Customizable Lifting Angle and Height for Flexible Installation
The powder auxiliary conveyor features customizable lifting angles with standard 45° inclination, adjustable from 30° to 60° to accommodate various facility layouts, ceiling heights, and equipment positioning constraints. Standard lifting height of 1.85 meters can be customized from 1 to 5 meters, enabling material transfer from floor-level storage to elevated packaging machines, mixers positioned on mezzanine platforms, or multi-story production facilities requiring vertical material transport. The flexible angle and height customization eliminates the need for complex material handling systems combining multiple conveyors, reducing equipment costs, maintenance complexity, and potential transfer points where product degradation or contamination could occur.

3. Food-Grade 304 Stainless Steel with Easy-Clean Design
Constructed entirely from stainless steel with all product-contact surfaces manufactured from 304-grade material, this food-grade powder conveyor meets stringent food safety standards, pharmaceutical GMP requirements, and chemical industry hygiene specifications. The U-shaped trough with arc-shaped cover plate secured by quick-release buckles enables rapid opening for thorough cleaning and visual inspection, supporting facilities requiring frequent product changeovers or strict sanitation protocols. The sealing gasket between cover and trough prevents powder leakage during operation while remaining easily replaceable during routine maintenance, ensuring long-term leak-free performance without compromising cleanability.

4. Closed-Type Powder Feeding with Anti-Leakage Sealing
The industrial screw feeding system provides completely enclosed powder transport with sealing gasket preventing powder leakage, creating a closed-type powder feeder environment that eliminates dust emissions, protects operators from exposure to potentially allergenic or hazardous powders, and prevents product loss through spillage. The sealed design is essential for handling high-value materials such as infant formula and pharmaceutical powders where product loss directly impacts profitability, as well as for compliance with workplace safety regulations limiting airborne dust exposure. The closed feeding system also prevents environmental contamination of conveyed powders from airborne particles, moisture, or foreign materials, maintaining product quality throughout the transfer process.

5. Vibration-Assisted Flow for Anti-Clog Performance
Equipped with square hopper featuring integrated vibration device, this precise powder dosing feeder ensures consistent material flow and prevents bridging, rat-holing, and clogging common with cohesive powders, fine particles, and materials with poor flowability. The anti-clog powder transport mechanism is particularly valuable for handling seasoning powders, pharmaceutical excipients, and flour products that tend to compact or form arches in static hoppers. Air consumption ranging from 8L/min for small models to 68L/min for large-capacity units provides adequate vibration energy without excessive compressed air costs, while standardized 0.5-0.6Mpa air supply pressure ensures compatibility with typical industrial compressed air systems.

6. Versatile Configuration Options for System Integration
The bulk powder feeding equipment supports multiple configuration options including standard square hopper with vibration device, optional round hopper for specific applications, and bottom feeding configuration without hopper for direct connection to upstream equipment such as bulk bag unloaders, storage silos, or process vessels. This versatility enables seamless integration into existing production lines without requiring extensive modifications to upstream or downstream equipment. Custom conveying capacities beyond standard models are available to match specific production requirements, while compact dimensions ranging from Φ290×802mm (ZKS-1/2) to Φ800×2070mm (ZKS-20-5) accommodate installation in space-constrained facilities or integration into modular production systems.

Customization and Options

The spiral vibrating conveyer can be customized with lifting angles from 30° to 60° beyond the standard 45° inclination to optimize material flow for specific powder characteristics and facility layout constraints. Lifting heights are customizable from 1 to 5 meters beyond the standard 1.85m to accommodate various equipment elevations and multi-level production facilities. Round hopper option is available as alternative to standard square hopper for applications requiring specific flow patterns or integration with round storage vessels. Bottom feeding configuration without hopper enables direct connection to bulk bag unloaders, storage silos, or upstream processing equipment. Custom conveying capacities can be engineered beyond the nine standard models to match specific production throughput requirements. Control system options include variable frequency drives for capacity adjustment, PLC integration for automated production line coordination, and remote monitoring capabilities for predictive maintenance programs.

Delivery and Support

Each screw feeder includes comprehensive installation support, operational training for production and maintenance personnel, and complete technical documentation including operation manuals, maintenance schedules, electrical schematics, pneumatic diagrams, and spare parts lists. Standard delivery package covers system installation, motor commissioning, vibration parameter optimization for customer-specific powders, lifting angle and height verification, and hands-on operator training to ensure efficient production startup. Model selection assistance helps customers choose the optimal capacity (400-6000L/h), motor power (1.5-11kw), lifting angle (30-60°), and lifting height (1-5m) based on production requirements, powder characteristics, facility layout, and vertical clearance constraints. Ongoing technical support includes remote troubleshooting assistance, readily available spare parts inventory for sealing gaskets, vibration components, and wear parts, and preventive maintenance programs to ensure long-term reliability and optimal conveying performance throughout the equipment lifecycle for food-grade powder conveying, pharmaceutical powder dosing, and industrial bulk powder feeding applications.