Product Advantages

1. Ergonomic Design: The spray gun features an ergonomic design for a comfortable grip during professional spraying work.
2. 25 MPa / 3600 PSI Working Pressure: The maximum working pressure is 25 MPa / 3600 PSI for high-pressure airless spraying applications.
3. 3/8" Hose Connection Thread: The high-pressure hose connection uses a 3/8" thread for connection with compatible high-pressure airless paint sprayers.
4. 443 Nozzle: The gun is supplied with a 443 nozzle for compatible putty and coating materials.
5. Airless Spraying: The spray gun is designed for use with compatible airless paint sprayers for high-pressure material application.

Product Applications

Interior Wall Putty： For spraying compatible putty on interior wall surfaces during new construction and renovation.
Exterior Wall Coating： For suitable exterior wall coating and surface preparation projects.
Wall Renovation： For repair, renovation, and maintenance work where compatible coating materials need to be applied over larger areas.
Building Surface Preparation： For applying suitable putty before painting, finishing, or other wall coating processes.
Professional Coating Projects： For contractors, coating teams, equipment suppliers, and other businesses using the Putty Spray Gun with 443 Nozzle and compatible airless spraying machines.

OEM/ODM Services
Sigma provides OEM/ODM cooperation for professional overseas customers. Available options may include product configuration, packaging, labeling, and other project requirements based on the actual product structure.
For private-label projects, buyers can discuss target markets, order quantities, packaging requirements, and product specifications directly with the factory.

 
Company Service Advantages
SIGMA MECHANICAL and ELECTRICAL CO.,LTD. was established in 2007 and specializes in the research, development, and manufacturing of spraying equipment and fluid technology products.
The factory mainly produces diaphragm airless paint sprayers, plunger airless paint sprayers, screw pump air-assisted sprayers, and related coating tools.
Sigma serves professional customers in Europe, America, Australia, Southeast Asia, the Middle East, and Africa. The company also has experience in ODM cooperation with overseas distributors and product sellers.
Sigma has obtained CE certification, and some products have received patent certificates. Factory-direct cooperation supports bulk purchasing, airless spray equipment accessory matching, and private-label projects.

1. What is the maximum working pressure of the spray gun?
The maximum working pressure is 25 MPa / 3600 PSI.

2. What hose connection thread does the spray gun use?
The high-pressure hose connection uses a 3/8" thread.

3. What nozzle is included with the spray gun?
The product is supplied with a 443 nozzle.

4. Is the spray gun designed for comfortable handling?
Yes. The spray gun features an ergonomic design for a comfortable grip during spraying operations.

5. Can Sigma provide OEM/ODM service?
Yes. Sigma supports OEM/ODM cooperation for qualified B2B customers.