Product Introduction
The Round Head Fixed Cast Iron Dumbbell Set is made of high-density cast iron in one piece with a wear-resistant coating, making it suitable for basic strength training in gyms, home workouts, and commercial fitness spaces.
Product Advantages
High-density cast iron
HT200 cast iron, integrally cast, weight error ≤ ±2%.
One-piece structure
Seamless, one-piece molding, will not loosen or fall off after long-term use.
Anti-slip knurled handle
Precision knurling enhances friction, preventing slippage and slippage.
Rounded head design
No sharp corners, reducing the risk of collision.
Customization Services
Weight: 1–50kg (all sizes available)
Logo: Laser engraving/embossing/silk screen printing
Color: Handle/rubber coating (multiple colors available)
Process: Spray painting/powder coating/rubber/PU
Packaging: Carton/pallet/color box
Production Process
Raw material: HT200 high-density cast iron
Forming: Sand casting
Machining: Lathe + knurling
Surface treatment: Shot blasting + Powder coating/coating
Testing: Weight/drop/salt spray testing
Packaging: Rust prevention + pallet reinforcement



FAQ
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