Precision Piston Fillers & Depositors for Liquid Packaging

Benchtop fillers are typically around $6k, larger fillers can range from $16k to over $100k.

Yes 1 year parts and labor with a full service department available.

No, all sales are final.

Not directly but we work with financing partners who can offer a range of options from leasing to loans.

For smaller projects, 2-6 weeks. Larger projects can range up to 6 months (or more) depending on scope.

Absolutely, our systems are customized to meet your specifications.

Like any mechanical system, there is standard daily maintenance needed, as well as regular monthly service requirements

We provide customer training upon installation of the equipment and provide service & maintenance documentation with the shipment.

All VTI piston fillers ship with UL listed electrical controls and we provide food grade solutions wherever specified.

Yes, upon request.

Volumetric Technologies has over 30 years of piston filling experience building fast, accurate, and durable equipment specializing in hard-to-fill liquids. All of our equipment is stainless steel, tool-less design, and easy to maintain for long lasting performance.

A volumetric piston filler measures and dispenses a specific volume of product with each cycle. Product is drawn into a cylinder and then pushed through the filling nozzle by a piston. It’s a straightforward, proven filling method known for accuracy, repeatability, and the ability to handle a wide range of products.

Quite a few. Piston fillers can handle products ranging from relatively thin liquids to thick, viscous products and products containing particulates.

Typical applications include sauces, dressings, salsa, dips, spreads, soups, batters, creams, lotions, gels, and other food and consumer products. The right piston, valve, and nozzle configuration depends on how your specific product behaves.

For many viscous products, a volumetric piston filler is an excellent choice. Unlike filling technologies that rely primarily on gravity, a piston mechanically draws in and dispenses the product.

That makes piston fillers particularly effective for products such as sauces, peanut butter, creams, gels, dips, and other products that don’t flow easily on their own. This is one of Volumetric Technologies areas that we focus on for our clients.

Yes. This is one of the strengths of a properly designed piston filling system. Volumetric Technologies piston fillers can be configured with larger product pathways, valves, and nozzles to accommodate products containing particulates.

The size and type of particulate matter. A smooth dressing and a chunky salsa behave very differently, so we look at the entire product—not just its viscosity—when configuring a filler.

Yes. Piston filling can provide gentle product handling for products that can be damaged by excessive pumping or agitation.

The filling system can be configured around the characteristics of the product to help maintain its texture, consistency, and integrity through the filling process.

Piston fillers are known for highly repeatable volumetric filling. Once the desired volume is established, the piston repeatedly draws and dispenses the same measured amount.

Actual accuracy depends on the product, fill volume, machine configuration, operating conditions, and other application variables. This is why we recommend evaluating the actual product and package, rather than relying on a generic accuracy number.

It can affect how the product moves through the machine and how quickly it can be filled, but a properly configured volumetric piston filler is designed to maintain consistent fill volumes across a wide range of viscosities.

Viscosity is also why nozzle selection, piston sizing, product pathways, and fill speed are important. The fastest setting isn't always the best setting.

There isn't one useful answer—and we'd be cautious of anyone who gives you one without asking about your application.

Production speed depends on fill volume, product characteristics, number of filling heads, container handling, nozzle configuration, and the rest of the production line.

Volumetric Technologies offers everything from benchtop filling equipment to multi-head automated filling systems, so the goal is to size the machine for the production rate you actually need.

Start with the range of volumes you need to fill—not simply your most common container.

The piston and cylinder are sized to provide the right combination of fill range, accuracy, and production speed. If you run multiple container sizes, we look at the entire range to determine whether one configuration can efficiently handle them all.

More isn't automatically better. The right number of filling heads depends on your required production rate, fill volume, product, container handling, and available line speed. A properly sized four-head system, for example, can be a better investment than buying more filling heads than your upstream or downstream equipment can support. We can help figure this out for you, let’s talk.  The goal is a balanced production line, not simply the most filling heads.

Both use volumetric piston technology, but they drive and control the filling process differently.

·       Pneumatic systems use compressed air and offer a simple, proven approach to filling.

·       Servo-driven systems use servo motors to provide greater control over piston movement, speeds, recipes, and filling profiles.

The right choice depends on the product, production requirements, level of automation, and how much control the application requires.

Neither is universally better. They're different technologies suited to different applications.

Piston fillers excel at accurate volumetric filling and can be especially effective with viscous, chunky, and difficult-to-flow products. Pump fillers can be a strong choice for other products and applications where continuous product movement or a particular filling profile is beneficial.  The product should determine the technology—not the other way around.

Yes. One of the advantages of piston filling equipment is its flexibility.

Depending on the application, the same machine may accommodate multiple fill volumes, products, containers, and nozzles. If you expect to run several SKUs, tell us early in the process. Designing for those changeovers upfront can make production much easier later.

It shouldn't be difficult. VT piston fillers are designed with sanitation and accessibility in mind, including quick, tool-free assembly and disassembly on applicable product-contact components. Sanitary materials and configurations are available depending on the application.

For food and other sanitary applications, cleanability isn't an accessory. It's part of how the machine should be designed from the beginning and we excel at this type of machine.

Yes. Piston fillers can operate as standalone machines or become part of a larger automated packaging line.

Systems can be integrated with conveyors, container handling, controls, capping, labeling, and other upstream or downstream equipment. This also gives growing manufacturers a path from simpler filling operations to greater automation as production increases.

Usually when labor, throughput, or container handling starts becoming the constraint.

A benchtop filler is an excellent way to move away from hand filling without making a major automation investment. As volumes grow, an automatic multi-head filler can reduce operator handling and provide significantly greater throughput.

The right time to automate isn't based on company size. It's when the economics and production requirements make sense.

It depends on what you're asking the machine to do. A simple benchtop filler and a multi-head servo filling system with automated container handling solve very different production problems. Product characteristics, fill volumes, number of heads, controls, sanitation requirements, and line integration all affect the investment. A better first question is: What level of automation makes sense for the production you have today—and where you're going next? And What should I look for when buying a piston filling machine?Start with the fundamentals: accuracy, reliability, cleanability, flexibility, and support.

Then look beyond the specification sheet. Can the manufacturer test your product? Can the machine handle your next container size or SKU? Are replacement parts readily available? Can you talk to someone who understands the equipment when you have a production issue?

A filling machine is production equipment. How it performs five years from now matters just as much as how it performs on day one. Once we define this, Volumetric Technologies can provide costs that real (not just a catalog price that wont be valid).

Volumetric Technologies designs and builds filling equipment in Red Wing, Minnesota. Our team works directly with customers on applications, equipment design, testing, parts, and service.

That means when you have a question about your filler, you're working with the people who know the equipment—not simply someone who sold it.