The Ultimate Guide to Linear Weighers: Types, Features & How to Choose the Right One
Linear weighers are essential for precise and efficient product packaging in industries like food, pharmaceuticals, and chemicals. This guide explores different types of linear weighers—4-head, 10-head, modular, and multihead—highlighting their features, benefits, and how to choose the right one.
In today’s fast-paced manufacturing and packaging industries, linear weighers have become a cornerstone of accuracy and efficiency. These machines use advanced sensors—and in some cases, AI software—to weigh and dispense products with precision, making them indispensable in food, pharmaceutical, and chemical production lines.
4-Head Linear Weigher
The 4-head linear weigher is a compact yet powerful solution for accurate weighing. Equipped with intelligent sensors, it can automatically adjust conveyor belt speed to match product flow, ensuring consistent accuracy. Its ability to handle multiple product types simultaneously makes it ideal for packaging operations with varied SKUs.
Key Benefits:
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Accurate and consistent weighing
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Adjustable conveyor speed for efficiency
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Multi-product capability
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10-Head Linear Weigher
The automatic 10-head linear weigher offers even higher speed and precision, with an impressive accuracy margin of just 0.2 grams. It is user-friendly—simply place the product, and the machine automatically weighs and displays the results. This model is widely used in high-volume industries such as snacks, frozen food, and pharmaceuticals.
Applications:
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Pharmaceutical packaging
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Retail product weighing
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Modular Linear Weigher
Modular linear weighers are designed for flexibility. Built from a series of interchangeable modules, they can be customized to meet specific business needs and easily expanded as production grows.
Advantages:
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High accuracy and repeatability
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Suitable for blending, portioning, and simple weighing
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Easy cleaning and maintenance due to modular design
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Scalability for future business growth
Multihead Linear Weigher
The multihead linear weigher is perfect for weighing large quantities of material quickly and accurately. Often used for industrial-scale operations, it can be programmed to dispense exact amounts into containers or bags, optimizing bulk production lines.
Ideal For:
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Bulk food ingredients
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Industrial materials
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High-speed production lines
How to Choose the Right Linear Weigher
When selecting a linear weighing machine, consider:
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Product Type & Size – Determines hopper capacity and speed.
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Accuracy Requirements – Higher precision models cost more but reduce waste.
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Speed & Output – Choose a machine that meets your production volume.
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Automation Level – Automatic models save time and labor but require higher investment.
By carefully evaluating these factors, you can select a linear weigher that enhances efficiency, maintains product quality, and supports long-term growth.
Conclusion
Whether you choose a 4-head, 10-head, modular, or multihead linear weigher, investing in the right weighing solution can dramatically improve packaging accuracy, speed, and operational efficiency. With today’s advancements in automation, the right machine will not just weigh—it will optimize your entire production process.
About Cooperation Process
Does Kenwei offer installation and training?
Yes, Kenwei provides installation services and comprehensive training to ensure that your team can operate the machinery efficiently. Our engineers can travel to your facility for on-site installation, and we also offer remote training options if needed.
What information is needed to get a quote from Kenwei?
For us to provide an accurate quote, please provide the following details:
Type of machinery you are interested in (e.g., multi-head weighers, metal detectors, etc.)
Specifications and customization requirements (e.g., capacity, speed, size, etc.)
Your intended application and industry
Quantity of machines required
Delivery location
About After Sales Support
Can I get remote troubleshooting assistance?
Yes, Kenwei offers remote troubleshooting for certain issues. Our technical team can guide you through diagnostics and help resolve issues via phone, video call, or online messaging.
About products customization
Can I customize the size of Kenwei machines?
Yes, we can tailor the dimensions of our machines to fit your available space and production layout. Whether you need compact machines or larger equipment, we can accommodate your size requirements.
About Logistics
How long does logistics delivery take?
Shipping times depend on your location and the shipping method you choose. Generally speaking, international shipping can take anywhere from a few weeks to a few months.
This type of weigher is designed to handle the unique characteristics of pickles, ensuring precise measurements for packaging and distribution. It uses a vertical single screw mechanism to feed the pickles into the weighing system, allowing for efficient and consistent weighing. This technology is particularly useful in food processing and packaging facilities where precise portioning is essential for quality control and customer satisfaction. This specialized equipment is perfect for accurately measuring and dispensing pickles in a production line or packaging facility. The vertical design allows for efficient and precise filling of containers, while the single screw feeding mechanism ensures consistent and reliable weighing.
The linear weigher is perfect for precise, quantitative weighing of powdery and small granular materials such as white sugar, salt, monosodium glutamate, chicken essence, milk powder, coffee, seasoning powder, and more. Available in up to 5 different specifications, this linear scale offers a maximum weighing speed of up to 70 bags per minute, making it the top choice for accurately weighing powdery materials in high-speed production environments.
The Kenwei JW-B22 Precision Food Packaging Machine with Single Head Bulk Linear Weigher is designed for heavy-duty weighing up to 50kg. It automates feeding, weighing, bag sewing, and output for maximum efficiency. Ideal for grains like corn, rice, soybeans, barley, and wheat, it ensures high accuracy and reliability for the food, chemical, and light industries, making it the top choice for bulk grain packaging.
The JW-B13 Standard Pre-Made Bag Packing Machine is an advanced weighing and packing system ideal for granules, slices, and irregular products like snacks, nuts, pet food, and hardware. This fully automated line includes a vibrator feeder, Z conveyor, working platform, multihead weigher, and horizontal packing machine. It ensures high weighing accuracy, fast packing speed, and premium bagging quality—perfect for efficient, stable, and precise packaging.
Contact Kenwei
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