1.Product Description
HMT-25A & HB-25A are interchangeable high precision atomizing valve, a standard conformal coating spray valve for SMT PCB production. As typical medium atomization dispense valve, this pneumatic PCB mist spray valve forms stable fan mist, specially for three-proof paint, UV glue and low-viscosity coating. Widely installed on automatic coating machines, the versatile SMT dispensing spray valve serves electronics factories in Europe and North America as reliable electronics coating atomizer.
2.Product Specification

3.Product Features
Stable medium fan atomization as standard fan spray dispense valve, less overspray for PCB coating.
Fine adjustable flow, this high precision atomizing valve keeps dispensing tolerance within ±3%.
Universal electronics coating atomizer, compatible with three-proof paint, acrylic and UV adhesive.
Anti-corrosion stainless steel flow path, long service life for continuous SMT production.
Standard interface, easy mounting on automated coating equipment as common pneumatic spray dispenser.
Compact size, fit narrow space of desktop dispenser and SMT coating lines.
4. FAQ
Q1: Are HMT-25A and HB-25A the same spray valve?
A: Yes, two part numbers belong to identical medium atomization dispense valve, fully interchangeable in parameters and installation.
Q2: What liquid can this conformal coating spray valve apply?
A: It works with three-proof paint, UV glue, acrylic coating and other low-medium viscosity fluids for PCB.
Q3: Can this PCB mist spray valve mount on automatic SMT equipment?
A: Yes, standard connector fits most automatic coating machines directly without modification.
Q4: Can I change different nozzle sizes?
A: Standard 0.5mm nozzle; 0.3mm/0.8mm alternative nozzles are available on request.
Q5: What’s the core advantage of the SMT dispensing spray valve?
A: Uniform medium atomization reduces paint waste and improves coating consistency on circuit boards.
Q6: How long is your product warranty?
A: 12-month factory warranty; consumables like nozzle and seal rings are available for separate purchase.

Infinite Automation Co., Ltd was established in 2006 and is now one of the world's leading suppliers of high-quality AI and SMT Factory Automation Machines, Equipment, and Production Solution Products. As an export company, we always aim to provide high-quality products to customers in Asia, America, and Europe at very competitive prices. With the long-term support and help of global customers, we are able to expand our business in a short period of time.

Our factory is located in Fuyong, China, with 800 square meters of facilities, a two-story warehouse building. Our company focuses on sales and distribution of Factory Automation Machines and Equipment.

Our factory is consisted of about 40 engineers and professional staff that handle R&D, Production, Quality Assurance, and Sales and Marketing Team that ensures that all products we deliver are well inspected and pass high-quality standards.

Our Product Line:

1. New and Pre-Owned Solder Paste Printing Machine

2. New and Pre-owned SMT Chip Mounter

3. SMT / PCBA Cleaning Machines and Equipment

4. SMT / PCBA Production Machineries and Equipment

5. SMT Machine Replacement Parts, Component Feeders, Feeder Parts

6. Production Line Consumables, ESD Products, Splice Tapes, and Tools, etc.

Infinite Automation Co., Ltd. is now China's leading provider of innovative SMT Factory Automation and Solution Products. We have achieved this because of the continuous support provided by our valued clients, and business partners.

We will ensure that we will continue to provide high-quality products at competitive prices. We will also keep our communication open and always listen to our customer's needs and help our clients reach their goals.