20ml 40ml Empty Customized Aluminum Extruded Tube for Oil Painting Watercolor Packaging

20ml 40ml Empty Customized Aluminum Extruded Tube for Oil Painting Watercolor Packaging. Customizable Printing: Base coated with up to 6 colors offset printing, matte, silk screen, or hot printing options. Wide Size Range: Diameter from 11mm to 38mm with various lengths and volumes to fit specific packaging needs. Secure Sealing: Tail coating with bottom latex ensures better sealing and prevents leakage of contents. Flexible Customization: Internal spraying with plain or epoxy paint and custom designs available for unique requirements. High Production Capacity: Annual output of 250 million aluminum tubes with high productivity and strict quality inspection. Eco-Friendly Material: Made from high-quality aluminum material that is fully recyclable and safe for various uses. Experienced Manufacturer: Established in 1985 with 40 years of expertise in OEM/ODM aluminum collapsible tube production. Competitive Pricing: Professional factory offering competitive prices with flexible payment terms and global shipping.