Filling and Capping Machines
Filling and capping machines are essential components in various industries like food and beverages, pharmaceuticals, cosmetics, and chemicals. They automate the process of filling containers with products and securely capping them to maintain quality, ensure safety, and enhance productivity. This article explores different types of filling and capping machines from various manufacturers, focusing on their technical features, quality, usage, processes, and applications.
Types of Filling and Capping Machines
Filling and capping machines are designed for various functions depending on the product type, container shape, and industry requirements. Common types include:
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- Liquid Filling Capping Machines: Used for fluids like beverages, oils, shampoos, and detergents.
- Powder Filling Capping Machines: Suitable for powdered products like spices, pharmaceuticals, and dry chemicals.
- Cream/Jar Filling Capping Machines: Designed for thicker products such as creams, sauces, and pastes.
- Multi-Head Filling Capping Machines: Utilized in high-volume production to increase efficiency with multiple nozzles.
- Rotary Filling Capping Machines: Combines rinsing, filling, and capping into a single unit for compact operations.
Competitor Analysis: Features and Specifications
Different manufacturers offer various models of filling and capping machines tailored for specific needs. The following is a comparison of models from Dolly Pack, MarCoPack, and Dong Tai, highlighting key technical features, quality, and usage.
1. Dolly Pack Company Ltd.
Dolly Pack provides a range of filling and capping machines with flexibility in bottle shapes and sizes, ensuring adaptability in different industries.
Model | Type | Speed | Applicable Bottle Dia | Capping Type | Capping Rate | Material | Special Features |
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Linear Capping Machine | Linear | 0-8000 bottles/h | Φ18-65mm | ROPP/Screw | ≥98% | Stainless Steel | Adapts to various bottle shapes without change parts |
Liquid Bottle Filling | Linear, Multi-Head | Customizable | Various | Multiple | High | 304 Stainless Steel | Torque monitoring, environmental protection frame available |
Cream Jar Filling | Jar-specific | Customizable | Various | Multiple | High | 304 Stainless Steel | Easy changeover, code scanning and rejection devices |
Powder Filling Capping | Powder-specific, multi-head | Customizable | Various | Multiple | High | 304 Stainless Steel | Maintains accuracy in powder filling |
Advantages:
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- Easy to set up with minimal changeover.
- Compliance with GMP standards for easy maintenance and cleaning.
- Suitable for multiple capping types like threaded, press-on, and crimped caps.
Applications: Dolly Pack’s machines are widely applicable in pharmaceuticals, food and beverage processing, and cosmetics. The flexibility of their machines makes them a preferred choice for operations requiring diverse bottle sizes and cap types.
2. MarCoPack
MarCoPack focuses on liquid dosing machines that cater to industries like food, chemicals, and cosmetics. Their systems are available in automatic and semi-automatic configurations, with an emphasis on easy maintenance and hygiene.
Model | Type | Speed | Filling Range | Accuracy | Material | Special Features |
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Automatic Dosing Machine | Linear (Liquid) | Customizable | 10ml-2000ml | ±0.5% | Stainless Steel | Flowmeter/volumetric dosing, easy-to-clean design |
Semi-Automatic Machine | Semi-auto (Liquid) | Customizable | 50ml-1000ml | ±1% | Stainless Steel | Compact, ergonomic design, suitable for small batches |
Rotary Filling & Capping | 3-in-1 Rotary | Up to 25 bpm | 200ml-1000ml | ±1% | SS 304 | Can handle multiple bottle shapes and sizes |
Advantages:
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- Made from high-quality stainless steel for aseptic filling.
- Easy-to-clean designs and simple maintenance procedures.
- Customizable to various bottle sizes and cap types.
Applications: MarCoPack’s machines are ideal for food products (sauces, edible oils), cosmetics (creams, lotions), and chemicals (detergents, sanitizers). They are known for their flexibility in handling different container shapes and their ability to maintain product integrity during filling.
3. Dong Tai
Dong Tai offers filling and capping machines designed for thick and viscous products like chili sauce, peanut butter, and jams. Their machines are suitable for high-volume, automated processes.
Model | Type | Speed | Filling Range | Accuracy | Material | Special Features |
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Automatic Sauce Filling Machine | Piston, Linear | 15-25 bpm | 200ml-1000ml | ±1% | Stainless Steel | Anti-foam, anti-leak functions, automatic vacuum sealing |
Chili Sauce Filling & Capping | Piston, Multi-head | Up to 25 bpm | 100ml-1000ml | ±1% | Stainless Steel | Spiral belt mixing for consistent product filling |
Rotary Filling Capping (3-in-1) | Rotary, Multi-head | 10-30 bpm | 250ml-2000ml | ±0.5% | Stainless Steel | Unique pick & place capping, torque adjustable |
Advantages:
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- Integrated features like spiral belt mixing for consistent filling of thick products.
- Automatic bottle feeding and capping mechanisms for efficiency.
- Vacuum sealing options for improved product preservation.
Applications: Dong Tai’s machines are used primarily in the food industry, particularly for products like sauces, jams, and condiments that require precise filling and sealing to maintain flavor and quality. They also find use in health product packaging.
Technical Feature Comparison
Manufacturer | Type | Speed | Filling Range | Capping Options | Special Features | Material | Application |
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Dolly Pack | Linear/Rotary, Multi-head | 0-8000 bottles/h | Various | ROPP, Screw, Press-on | Adaptable to various bottle shapes | 304 Stainless Steel | Food, Pharma, Cosmetics |
MarCoPack | Linear/Semi-auto, Rotary | Customizable | 10ml-2000ml | Screw-on, Press-on | Flowmeter/Volumetric, easy-to-clean | Stainless Steel | Food, Chemicals |
Dong Tai | Piston, Rotary | 15-25 bpm | 100ml-2000ml | Torque adjustable | Spiral mixing, vacuum sealing | Stainless Steel | Sauces, Condiments |
Quality, Process, and Functionality
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- Quality: All manufacturers prioritize high-quality stainless steel construction for their machines, ensuring durability, corrosion resistance, and compliance with food and pharmaceutical standards (GMP).
- Process: The filling process varies from piston-driven (ideal for viscous products) to volumetric and flowmeter-based systems (suitable for liquids). Machines are designed to minimize product waste and maintain high accuracy (up to ±0.5%).
- Functionality:
- Dolly Pack: Focuses on multi-purpose machines that accommodate various bottle sizes without additional accessories.
- MarCoPack: Emphasizes ease of maintenance and flexibility in handling different liquid viscosities.
- Dong Tai: Specializes in thick product filling with features like spiral mixing and vacuum capping for quality retention.
Applications Across Industries
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- Pharmaceuticals: Accurate dosing and hygienic filling are critical. Dolly Pack and MarCoPack offer precise liquid and powder filling solutions suitable for medicines and supplements.
- Food & Beverages: High-speed machines from Dolly Pack and Dong Tai cater to sauces, oils, and beverages, maintaining product integrity.
- Cosmetics: For creams and lotions, MarCoPack’s flexible systems are ideal, allowing customization according to viscosity and container shape.
- Chemicals: Dong Tai’s machines, with their high automation and precise control, are suitable for chemical products requiring secure packaging.


Conclusion
Filling and capping machines play a crucial role in automating packaging lines, improving efficiency, and ensuring consistent product quality. Choosing the right machine depends on specific production needs, such as product viscosity, container type, and required speed. Dolly Pack, MarCoPack, and Dong Tai offer diverse solutions tailored to these requirements, each providing unique features and advantages to suit various industries. For more information, contact us for referrals.