Valco Melton supports our partners in the envelope industry with our cutting-edge EnvelopePro system. EnvelopePro is a precision gum application and quality inspection system for side-seam gumming on envelope manufacturing machines. Our conversion kit offerings include an array of precision dispensing valves, proprietary pattern control systems, high-speed optical inspection sensors, and custom-fabricated bracket packages for easy installation on any machine.
Valco Melton envelope system components generally include the industry-standard model 524 gum valve, the high-speed fine gum line AS303E optical sensor, the OT-120 control system for gumming and inspection, and gum-optimized pumps such as the EPP-9 piston pump and the DD-1 diaphragm pump.
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