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Nordson EFD
High Flow Diaphragm Valves

High Flow Diaphragm Valves

Product catalog summary

Overview
The document provides detailed information about the Nordson EFD 752HF valve system, designed for precise dispensing of UV-cure resins and similar fluids, particularly in media manufacturing such as Blu-Ray DVDs, DVDs, and CDs. The system ensures controlled, bubble-free dispensing for bonding and lacquer coating applications.

Key Features

High-flow capability suitable for thicker UV-cure coatings.
Positive shutoff with no seals, reducing maintenance needs.
Quick valve open time as short as 15 milliseconds and a cycle rate exceeding 500 per minute.
Constructed with acetal copolymer or 303 stainless steel fluid bodies.
Compact, lightweight, and low-maintenance design.

Specifications

Size: 64.77mm x 23.8mm (2.55" x 0.94").
Weight: 752HF-SS: 123 grams (4.3 oz), 752HF-A: 81 grams (2.85 oz).
Actuating air pressure: 4.8-6.2 bar (70-90 psi).
Maximum fluid pressure: 4.8 bar (70 psi).
Fluid inlet thread: 1/8 27NPT UNF.
Cycle rate: Exceeds 500 per minute.

ValveMate 8000 Controller
The ValveMate 8000 controller allows for precise control of valve open time, which is crucial for deposit size control. It supports multi-valve control and is compatible with Programmable Logic Controllers (PLC), enhancing production output and efficiency.

Automation and Compatibility
Nordson EFD offers XYZ and XYZR robot systems compatible with ValveMate controllers, providing consistent and repeatable dispensing applications. These systems support a range of working envelopes and are suitable for complex dispensing tasks.

Fluid Reservoirs and Dispense Tips
Nordson EFD provides reservoirs with precision regulators to maintain consistent fluid pressure. Tank capacities range from 1.0 to 19.0 liters, and cartridge sizes from 2.5 to 32 ounces. Dispense tips are available in various sizes to optimize valve performance.

Support and Availability
Nordson EFD offers sales and service in over 30 countries, ensuring expert technical assistance and high-quality standards for trouble-free performance. Contact information for various regions is provided for customer support.

Catalog excerpts

Controlled, bubble-free dispensing for bonding and lacquer coating. UV adhesives resin UV coatings The 752HF valve system is specifically designed for precise dispensing of UV-cure resins and similar fluids used in media manufacturing of Blu-Ray DVDs, DVDs and CDs. Unrestricted material flow reduces turbulence and the formation of micro bubbles. Features • High-flow capability for thicker UV-cure coatings • Positive shutoff, no seals • Valve open time as short as 15 milliseconds • Cycle rate exceeds 500/minute • Acetal copolymer or 303 stainless steel fluid bodies Performance Guarantee Electronic pdf files of Nordson EFD manuals are also available at www.nordsonefd.com • Tamper-resist stroke control adjustment • Compact and lightweight • Low-maintenance design www.nordsonefd.com [email protected] USA 800.556.3484 Europe +44 (0) 1582 666334 Asia +86 (21) 3866 9006 Sales and service of Nordson EFD dispensing systems are available worldwide. ™

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Diaphragm valve systems The complete system includes the 752HF dispense valve, ValveMate™ 8000 controller, fluid reservoir and dispense tip. Expert technical assistance and high quality standards ensure productive, trouble-free performance. Nordson EFD offers a full line of reliable dispensing systems to meet your specific application requirements. ValveMate 8000 Controller Valve open time is the primary control of deposit size. The ValveMate controller puts push-button adjustment of valve open time where it needs to be — at the valve. • Multi-valve control- up to (4) valves • Partner to Programmable...

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High Flow Diaphragm Valves

High Flow Diaphragm Valves

Catalog excerpts

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