In the heart of Europe, Slovenia has quietly emerged as a hub for innovative recycling and industrial equipment, with a growing number of suppliers dedicated to providing high-quality machinery that meets the demands of modern sustainability. Among the most critical pieces of equipment in recycling and waste management is the filter press—a workhorse that separates solids from liquids, ensuring efficient processing, minimal waste, and compliance with environmental standards. But Slovenia's expertise doesn't stop there; many of these suppliers offer a full suite of recycling solutions, from battery processing to air pollution control, making them go-to partners for businesses across the globe.
Whether you're scaling up a lead acid battery recycling plant, upgrading your water treatment systems, or venturing into lithium-ion battery recycling, finding the right supplier is key. This list spotlights 10 standout companies in Slovenia, each bringing unique strengths, decades of experience, and a commitment to quality. Let's dive in and explore what makes each of them a top choice for filter press equipment and beyond.
1. EcoCycle Solutions
With over 25 years in the recycling industry, EcoCycle Solutions has built a reputation as a trusted name in lead acid battery recycling equipment—and their filter press offerings are no exception. Based in Ljubljana, they've carved a niche by designing end-to-end systems that handle everything from battery breaking to metal recovery, with filter press equipment acting as the backbone of their processing lines. What started as a small family-owned operation now serves clients in over 30 countries, a testament to their reliability and adaptability.
At the core of their product line is the filter press equipment, engineered to efficiently separate lead paste from water during battery recycling. But they don't stop there: their systems often include auxiliary equipment like effluent treatment machine equipment, ensuring that every step of the process meets strict environmental regulations. For clients looking to streamline their operations, EcoCycle also offers custom-designed filter presses that integrate seamlessly with their lead acid battery breaking and separation systems, reducing downtime and boosting productivity. "We don't just sell machines—we solve problems," says Marko Novak, their technical director. "A filter press isn't just a piece of equipment; it's a critical component that ensures our clients can recycle safely and profitably."
What sets EcoCycle apart is their focus on after-sales support. They provide on-site training for operators, regular maintenance check-ins, and even remote troubleshooting via their proprietary monitoring software. This dedication to long-term partnerships has made them a favorite among small to mid-sized recycling plants that value personalized service over one-size-fits-all solutions.
2. AquaTech Systems
If water process equipment is your priority, AquaTech Systems in Maribor should be at the top of your list. Specializing in wastewater treatment and industrial filtration, they've become a leader in filter press technology, particularly for clients in the chemical, mining, and food processing sectors. Founded in 1998, they've grown from a local supplier to an international player, with a focus on innovation that keeps them ahead of industry trends.
AquaTech's filter press equipment is designed with efficiency in mind. Their automatic hydraulic filter presses, for example, use advanced cloth washing systems to reduce downtime and extend filter media life—features that have made them popular among large-scale operations. But their expertise extends beyond standalone presses: they often pair their filter presses with effluent treatment machine equipment to create closed-loop water systems, minimizing waste and lowering operational costs. "In today's world, sustainability isn't optional," notes Ana Kovač, their sales manager. "Our clients want systems that not only meet regulations but also save them money in the long run. That's where our integrated filter press and water treatment solutions shine."
What makes AquaTech stand out is their commitment to R&D. Their in-house lab constantly tests new materials and designs, resulting in innovations like their corrosion-resistant filter press plates, ideal for acidic or abrasive slurries. They also offer dry process equipment options for clients looking to reduce water usage, giving them flexibility across different industries. With a 98% customer retention rate, it's clear their focus on innovation and customization is paying off.
3. CleanAir Industries
Based in Celje, CleanAir Industries has made a name for itself by tackling two critical challenges: air pollution control and industrial filtration. While they're best known for their air pollution control system equipment, their filter press offerings are a hidden gem, especially for clients in heavy industries like metalworking and mining. Since 2001, they've prided themselves on creating solutions that protect both workers and the planet, with filter presses playing a key role in their dust and sludge management systems.
CleanAir's filter press equipment is often paired with their air pollution control machines, creating comprehensive solutions for factories and recycling plants. For example, in a lead smelting facility, their filter presses would separate particulate matter from wastewater, while their air scrubbers handle emissions—ensuring the entire operation is compliant with EU air quality standards. They also specialize in compact filter presses for tight spaces, a boon for urban facilities where real estate is limited. "Many clients come to us for air control, but they quickly realize our filter presses are just as reliable," says Petra Horvat, their sales coordinator. "It's about offering a one-stop shop for environmental compliance."
What truly distinguishes CleanAir is their focus on energy efficiency. Their filter presses use variable-speed pumps and low-power hydraulic systems, cutting electricity costs by up to 20% compared to standard models. They also offer retrofitting services, helping existing facilities upgrade their old filter presses to meet modern efficiency standards without replacing the entire system. For businesses looking to reduce their carbon footprint, this combination of performance and sustainability is hard to beat.
4. BatteryCycle Innovations
As the demand for lithium-ion battery recycling grows, BatteryCycle Innovations in Koper has emerged as a pioneer in li battery recycling equipment. Founded in 2010, they've quickly become a go-to supplier for businesses looking to tap into the lithium battery market, with filter press equipment as a critical part of their separation and purification processes. What sets them apart is their ability to adapt to rapidly evolving battery technologies, ensuring their equipment can handle everything from smartphone batteries to EV packs.
BatteryCycle's filter press equipment is designed specifically for the unique challenges of lithium battery recycling. Unlike lead acid batteries, lithium batteries contain volatile materials, so their presses are built with explosion-proof components and advanced temperature control. They're also integrated into their li-ion battery breaking and separating equipment lines, where they separate valuable metals like cobalt and nickel from sludge. "Lithium recycling is a complex process, and the filter press is where precision matters most," explains Luka Zupan, their chief engineer. "Our presses can handle fine particles that other machines might miss, maximizing metal recovery rates." In addition to filter presses, they offer dry process equipment options for clients looking to minimize water usage, a key consideration in regions with water scarcity.
BatteryCycle's secret weapon? Their in-house testing lab, where they trial new battery chemistries and adjust their equipment accordingly. This ensures that when a client brings them a new type of lithium battery, they can quickly modify the filter press settings to achieve optimal results. They also offer training programs on battery handling and filter press maintenance, empowering clients to get the most out of their investment. With partnerships with major automakers in Europe, BatteryCycle is poised to lead the charge in lithium recycling for years to come.
5. MetalMelt Technologies
For businesses in metal recycling and smelting, MetalMelt Technologies in Jesenice is a household name. With roots dating back to 1985, they've specialized in metal melting furnace equipment, but their filter press offerings are equally impressive—especially for clients looking to recover precious metals from scrap. Their systems are built to withstand high temperatures and corrosive materials, making them a top choice for foundries and circuit board recycling plants.
MetalMelt's filter press equipment is often used in conjunction with their medium frequency electricity furnace equipment, where it separates slag and impurities from molten metal. For example, in circuit board recycling, their filter presses help extract gold, silver, and copper from sludge, ensuring maximum metal recovery. They also offer hydraulic press machines equipment for compacting metal scrap before melting, streamlining the entire process. "Our clients don't just want to melt metal—they want to extract every last ounce of value from it," says Janez Krajnc, their operations manager. "Our filter presses are engineered to do exactly that, with precision filtration that leaves nothing to waste."
What makes MetalMelt stand out is their focus on durability. Their filter presses are built with reinforced steel frames and heat-resistant filter cloths, designed to last 15+ years even in harsh industrial environments. They also offer 24/7 technical support, a lifeline for facilities that run round-the-clock operations. With a client list that includes major European metal producers, their reputation for reliability is well-earned.
6. WasteWise Engineering
WasteWise Engineering, based in Novo Mesto, takes a holistic approach to recycling, offering everything from circuit board recycling equipment to hydraulic baler machines. Their filter press equipment is a cornerstone of their wastewater treatment solutions, helping clients in industries like printing, textiles, and food processing reduce waste and meet discharge regulations. Founded in 1995, they've built a loyal following by prioritizing sustainability and cost-effectiveness.
At WasteWise, filter press equipment is often part of a larger "green package" that includes effluent treatment machine equipment and water process equipment. For example, a textile factory might use their filter presses to remove dye particles from wastewater, then reuse the filtered water in their production line—cutting both water costs and environmental impact. They also specialize in wet process equipment for organic waste, such as composting sludge from food processing. "We believe recycling isn't just about compliance—it's about turning waste into a resource," says Mateja Kos, their sustainability director. "Our filter presses help clients do that by turning sludge into reusable water or fertilizer."
WasteWise's biggest selling point is their commitment to circular economy principles. They design their filter presses to be easily disassembled for recycling at the end of their lifecycle, and they use recycled materials in their construction whenever possible. They also offer financing options for small businesses, making sustainable equipment accessible to more players in the industry. With certifications from the EU's Circular Economy Platform, they're a leader in eco-friendly engineering.
7. GreenTech Machinery
GreenTech Machinery, located in Ptuj, has made a name for itself with hydraulic press machines equipment—and their filter presses are a natural extension of this expertise. Since 2008, they've focused on heavy-duty equipment for industries like mining, construction, and waste management, with filter presses designed to handle thick slurries and high-pressure applications. Their machines are known for their robustness and low maintenance, making them a favorite among operators who need reliability above all else.
GreenTech's filter press equipment ranges from small, portable models to large, automated systems for industrial-scale operations. Their hydraulic press machines often work in tandem with filter presses: for example, in a mining operation, the hydraulic press would compact ore into briquettes, and the filter press would separate mineral-rich water from tailings. They also offer hydraulic cutter equipment for processing scrap metal before filtration, ensuring smooth material flow. "Our clients work in tough environments, so their equipment needs to be tough too," says Gregor Šturm, their lead designer. "Our filter presses are built with the same durability as our hydraulic presses—no corners cut, no compromises."
What sets GreenTech apart is their in-house manufacturing facility, which allows them to control every step of production, from design to assembly. This vertical integration means they can customize filter presses to meet unique client needs, such as extreme temperature resistance or compact footprints. They also offer a 5-year warranty on all hydraulic components, a rarity in the industry. For businesses that can't afford downtime, GreenTech's combination of durability and customization is a game-changer.
8. RecyclePro Slovenia
RecyclePro Slovenia, based in Maribor, is all about versatility. They offer a wide range of recycling equipment, from cable recycling machines to lamp recycling equipment, and their filter press offerings are designed to adapt to nearly any application. Founded in 2012, they've quickly expanded their product line by listening to client feedback and staying ahead of emerging recycling trends.
RecyclePro's filter press equipment is a jack-of-all-trades, used in everything from plastic recycling to CRT recycling machines equipment. For example, in cable recycling, their filter presses separate copper particles from water during the stripping process, while in lamp recycling, they filter mercury-contaminated sludge to prevent environmental harm. They also offer compact granulator with dry separator equipment, which pairs with filter presses for plastic recycling, ensuring clean, high-quality pellets. "Our clients come from all corners of the recycling world, so our equipment needs to be flexible," says Alenka Zorić, their product manager. "Our filter presses can handle everything from fine dust to coarse sludge, making them a Swiss Army knife for recyclers."
RecyclePro's standout feature is their user-friendly design. Their filter presses come with touchscreen controls and intuitive software that guides operators through setup and troubleshooting, reducing training time and human error. They also offer remote monitoring, allowing clients to track press performance and receive alerts via smartphone. For small businesses or facilities with limited technical staff, this simplicity is a major advantage. With a rapidly growing client base across Eastern Europe, RecyclePro is proving that adaptability and ease of use are key in the recycling equipment market.
9. PrecisionSeparate Systems
PrecisionSeparate Systems, located in Kranj, specializes in separation technology, and their filter press equipment is a testament to their focus on precision. Since 1999, they've served clients in the pharmaceutical, chemical, and mining industries, where even the smallest impurity can compromise product quality. Their filter presses are engineered to deliver consistent, repeatable results, making them a top choice for industries with strict quality control standards.
At the heart of their product line is the membrane filter press, which uses air or water pressure to squeeze additional liquid from cakes, resulting in drier solids and higher filtration efficiency. This is especially valuable in pharmaceutical manufacturing, where residue-free filtration is critical. They also offer plastic pneumatic conveying system equipment, which transports filtered solids to storage or further processing, creating a seamless workflow. "In precision industries, 'good enough' isn't enough," says Tomaž Petrič, their technical lead. "Our filter presses are calibrated to remove 99.9% of particles, ensuring our clients' products meet the highest purity standards."
PrecisionSeparate's biggest strength is their attention to detail. They offer custom filter media tailored to specific applications—for example, anti-static cloths for explosive environments or acid-resistant membranes for chemical processing. They also provide on-site testing before installation, ensuring the filter press performs exactly as promised. With clients like major pharmaceutical companies in Germany and France, their reputation for precision is unmatched.
10. SustainableCycle Works
Rounding out our list is SustainableCycle Works in Nova Gorica, a company built on the belief that recycling equipment should be both effective and eco-friendly. Their filter press equipment is designed with energy efficiency and recyclable materials in mind, appealing to clients who prioritize sustainability alongside performance. Founded in 2015, they've quickly made a mark in the green tech sector by pushing the boundaries of eco-conscious engineering.
SustainableCycle's filter press equipment features solar-powered hydraulic systems and frames made from recycled steel, reducing both carbon footprint and material waste. They also offer a "closed-loop" package that includes effluent treatment machine equipment and water process equipment, allowing clients to reuse 100% of their process water. For example, a brewery using their system could filter wastewater, treat it, and use it to clean tanks or irrigate grounds—creating a zero-discharge operation. "Sustainability isn't a buzzword for us; it's the foundation of everything we do," says Lina Škrjanec, their founder. "Our filter presses don't just process waste—they help businesses become part of the solution."
What makes SustainableCycle truly unique is their take-back program: when a filter press reaches the end of its life, they'll and recycle its components, ensuring nothing ends up in a landfill. They also offer carbon offset credits for clients who purchase their equipment, further aligning with global sustainability goals. With partnerships with EU green energy funds, they're making eco-friendly equipment accessible to businesses of all sizes. For companies looking to reduce their environmental impact without sacrificing performance, SustainableCycle Works is the clear choice.
From lead acid battery recycling to precision pharmaceutical filtration, Slovenia's top filter press suppliers offer something for every industry. Whether you prioritize durability, sustainability, or versatility, these companies have proven they can deliver. As the recycling industry continues to grow, these 10 standouts will undoubtedly lead the way, driving innovation and setting new standards for quality and environmental responsibility. So, whether you're upgrading your existing system or building a new facility, consider partnering with one of these Slovenian experts—your operation (and the planet) will thank you.
