Large Flow Pneumatic Filter Cartridge Extension Machine (Economical)

The High-Flow Filter Length Connector is used to connect short 2/3/4" filter elements to longer ones and is widely used for liquid pleated filter elements.

Model:ZS-JC195

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Introduction

Designed specifically for filter manufacturers seeking to extend 10-inch to 60-inch pleated filter elements, this pneumatic filter cartridge extension machine is an essential component of high-flow filter production lines. It performs precise thermal fusion splicing of inner and outer filter element cages, ensuring robust structural integrity and reliable sealing between the skeleton, membrane, and end caps.

What sets this filter lengthening machine apart is its pneumatic-driven actuation system — a design choice that delivers exceptional cost-performance value. Unlike hydraulic or fully servo-electric alternatives, the pneumatic configuration significantly reduces initial equipment investment and ongoing maintenance costs. The machine offers simplified operation, easier troubleshooting, and lower spare parts expenses — all without compromising welding precision (±5°C heating accuracy) or production efficiency.

Built with PLC touch-screen controls for intuitive operation and premium pneumatic components from trusted brands, this thermal fusion filter cartridge extension machine delivers industrial-grade reliability at a fraction of the cost of more complex systems. For filter producers looking to maximize output while minimizing capital expenditure, the pneumatic high-flow filter element lengthening machine represents the smart, economical choice. It can also be paired with our filter end cap welding machine to form a complete high-flow filter production line.

Features

As a specialized pneumatic filter cartridge joining machine for high-flow filter manufacturing, the ZS-LT1500-1 offers distinct advantages for facilities seeking to balance performance and budget:

• Superior Cost-Performance Ratio: The pneumatic drive system drastically reduces upfront equipment cost and ongoing maintenance expenses compared to hydraulic or fully electric alternatives, while still delivering reliable industrial-grade performance for high flow filter cartridge extension production.
• High Welding Precision: Advanced temperature control ensures heating accuracy within ±5°C, guaranteeing consistent, strong fusion splices and reliable sealing between the skeleton, membrane, and end caps on this thermal fusion filter cartridge extension machine.
• Fast Production Cycle: Each lengthening cycle takes approximately 30 seconds, enabling high throughput of 100-120 pcs/h to meet large-volume production demands without sacrificing quality.
• Low Maintenance & Spare Parts Costs: The simple pneumatic architecture uses fewer wearable components, making maintenance straightforward and keeping spare parts expenses low — a key advantage of this filter lengthening machine.
• Robust Reliability: Built with premium pneumatic components from trusted brands and rugged construction, this hot melt filter cartridge extension machine ensures stable, long-term operation with minimal unplanned downtime.

Technical Parameters

Model	ZS-LT1500-1
Drive System	Pneumatic
Welding Method	Hot plate contact heating (thermal fusion)
Power	6.2KW
Voltage	220VAC/380VAC, 50-60HZ
Air Pressure	0.6-0.8Mpa
Heating Precision	±5℃
Welding Diameter	90-160mm
Welding Length	10-60 inch
Weld Materials	PP, PES, PMMA, etc.
Capacity	100-120 pcs/h (~30 sec/pcs)

Application

Our high flow filter cartridge extension machine is an indispensable tool for manufacturers producing extended-length pleated filter cartridges for demanding industrial filtration. The pneumatic filter lengthening machine serves a wide range of sectors:

Thermal fusion filter cartridge extension machine mold structure for pneumatic high flow filter lengthening

Water Treatment & Environmental Protection: seawater desalination pretreatment, power plant condensate water filtration, RO reverse osmosis security filtration, industrial circulating cooling water, ultra-pure water production, and wastewater treatment.
Food & Beverage: production-line liquid filtration such as bottled water, sugar syrup, fruit juices, soft drinks, milk, beer, and edible oils.
Pharmaceutical & Biopharmaceutical: filtering active pharmaceutical ingredients (APIs), solvents, and process water to ensure high purity in drug manufacturing.
Energy & Chemical Processing: petrochemical filtration of fluids, solvents, amine solutions; also widely applied in the lithium-battery industry.
Electronics & Microelectronics: semiconductor fabrication and LCD panel production, primarily for high-purity water and deionized water filtration.

Product Showcase

ZS-LT1500-1 pneumatic filter cartridge extension machine installed in customer factory for high flow filter lengthening

Extended high flow filter cartridges produced by pneumatic thermal fusion filter lengthening machine

Large flow pneumatic thermal fusion filter cartridge extension machine full unit showcase

Smart Filtration Leadership

Changzhou Zhishuo Automation Equipment Co., Ltd. specializes in professional automation equipment for the filtration industry. Integrating independent R&D, manufacturing, and global sales, we constantly promote intelligent construction. We hold multiple software copyrights like the 'End Cap Welding Intelligent Production System' and numerous invention patents. As a full-service custom filter making factory, we deliver high-quality, mutually beneficial OEM/ODM solutions worldwide.

15+

Own Factory Production Line

300+

Annual Production Capacity

40+

Global Co-Branding Partners

800+

Successful Customized Samples

ZHISHUO filter equipment manufacturing factory exterior

Why Global Customers Choose Us

Global R&D & Smart Tech

Backed by a strong R&D team, we continuously integrate global technologies. Our equipment features self-tuning algorithms and patented non-stick designs, making them highly efficient and adaptable.

Factory Direct OEM/ODM

We are not just an assembler; we are the source manufacturer. Whether you need a standalone welding machine or a fully automated filter production line, we provide cost-effective, custom solutions.

Seamless Import & Export

Our dedicated international trade team is well-versed in customs clearance and global logistics. We guarantee timely delivery, efficient communication, and professional after-sales support.

Our Certifications & Patents

ISO 9001:2015