Sunmore Roto Custom Rotomolding Water Tank Cover Mold, Plastic Water Tank Lid Steel Mold

This steel rotomolding water tank cover mold is custom-engineered by Sunmore Roto for the rotational molding process. The mold is precision-machined with excellent sealing performance, capable of producing plastic water tank covers and manhole covers with a smooth surface finish. It is widely used for water storage tank accessory production.

• Heavy-Duty Cast Iron Structure: Fabricated from thick carbon iron plate with firm welding and stress relief treatment. High temperature resistant and anti-deformation, supporting long-cycle industrial production.
• Precision Polished Inner Cavity: Smooth inner mold surface without burrs, effectively reducing product post-grinding and trimming work, ensuring a consistent and beautiful finished cover appearance.
• Integrated Reinforced Frame & Lifting Lugs: Equipped with an integrated support frame and welded lifting lugs, convenient for overall hoisting, installation, and disassembly on all kinds of rotomolding machines.
• Excellent Sealing Performance: Precision flange fit structure ensures tight mold closing during rotation, effectively preventing material leakage and improving the product forming qualification rate.
• Fully Customizable Structure: Supports custom cover diameter, wall thickness, buckle position, manhole opening size, embossed logo, and quick locking clamp structure.
• Stable & Uniform Heat Conduction: Optimized mold structure design realizes uniform heat absorption, stable molding effect, and uniform product wall thickness, greatly improving production efficiency.
• Long Service Life & Easy Maintenance: Professional anti-rust paint surface treatment effectively resists corrosion in humid workshop environments. Easy to clean and maintain after long-term use.