Casting is the first step in faucet manufacturing, and the casting method affects density, surface quality and cost. VIGA is a faucet factory in China and this page compares gravity casting vs die casting.
Gravity Casting
- Molten metal flows into the mold by gravity
- Produces dense, solid brass bodies
- Better corrosion resistance and durability
- Standard method for quality brass faucets
Die Casting
- Molten metal is forced into the mold under pressure
- High production speed and good repeatability
- Common for zinc alloy and aluminum parts
- Less dense structure than gravity casting
Which Is Better for Faucets
For brass faucet bodies, gravity casting is preferred because it gives a denser structure and better corrosion resistance. Die casting is more common for lower cost zinc alloy components.
VIGA uses gravity casting for lead-free brass faucets. See our brass faucet manufacturer page or contact us.
FAQ
What is gravity casting?
Gravity casting pours molten metal into a mold using gravity, producing a dense and durable brass body.
What is die casting?
Die casting forces molten metal into a mold under pressure, mainly used for zinc alloy and aluminum parts.
Which casting method is better for faucets?
Gravity casting is preferred for brass faucets because it produces a denser body with better corrosion resistance.
Does VIGA use gravity casting?
Yes, VIGA uses gravity casting for its lead-free brass faucet bodies.

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