38/400 metal screw cap is made of tinplate materials. It can be assembled by pe, IHS or pressure sensitive gaskets. This cap is great choice for matching glass or plastic bottle with 38-400 screw neck finish.
*The following content is generated by AI and is for reference only.
Overview
Tinplate Unishell Cap 38/400 is a standardized metal closure fabricated from electrolytic tin-coated steel. It utilizes a seamless deep-drawn manufacturing process to ensure structural integrity and hermetic sealing capabilities for pressurized industrial containers.
Application
- Aerosol Industry: Compatible with valve assemblies on paint, lubricant, and chemical dispensers.
- Packaging Machinery: Fits rotary capping heads on high-speed filling lines for 38mm neck finishes.
- Chemical Storage: Seals drums containing solvents, oils, and liquid additives under moderate pressure.
Precautions
- Storage: Maintain relative humidity below 60% to prevent tin coating corrosion.
- Operating Pressure: Rated for internal pressures up to 15 bar; avoid exceeding thermal limits of 50°C.
- Maintenance: Inspect threads for deformation before each use to ensure seal integrity.