Gray cast iron, also known as G1 gray cast iron, is a type of cast iron that is characterized by its gray color and graphite microstructure. Here are some key features and properties of G1 gray cast iron:

1. Graphite Structure: One of the distinguishing features of gray cast iron is its graphite microstructure, which appears as flake-like graphite particles dispersed throughout the iron matrix. This graphite structure gives gray cast iron its characteristic gray color.

2. Good Machinability: Gray cast iron is known for its excellent machinability, making it relatively easy to machine into complex shapes and intricate components.

3. High Damping Capacity: Gray cast iron exhibits high damping capacity, which means it has the ability to absorb and dissipate vibrations and noise effectively. This property makes it suitable for applications where vibration damping is important.

4. Excellent Thermal Conductivity: Gray cast iron has good thermal conductivity, allowing it to conduct heat efficiently. This property makes it suitable for applications where heat dissipation is important.

5. Low Cost: Gray cast iron is relatively inexpensive compared to other engineering materials, making it a cost-effective choice for a wide range of applications.

6. Good Wear Resistance: Gray cast iron offers good wear resistance, which makes it suitable for applications that involve sliding or abrasive wear.

7. Moderate Strength and Hardness: While gray cast iron is not as strong or hard as some other materials like steel, it offers moderate strength and hardness suitable for many applications.

8. Brittleness: Gray cast iron is relatively brittle compared to other metals like steel. This brittleness can limit its use in applications where high impact toughness is required.

9. Versatile Applications: Gray cast iron is used in a variety of applications, including engine blocks, cylinder heads, brake drums, machinery components, pump housings, cookware, and decorative castings.

Overall, G1 gray cast iron offers a combination of good machinability, damping capacity, wear resistance, and thermal conductivity, making it a versatile material for various industrial and consumer applications.

Price of G1 gray cast iron

The price of G1 gray cast iron can vary based on factors such as market demand, quantity ordered, supplier location, purity of the material, and current economic conditions. Gray cast iron is commonly used in various industries for its favorable properties and cost-effectiveness.

Here is a general price range for G1 gray cast iron:

Price Range: $0.50 to $1.50 per pound

Here is a general price range for G1 gray cast iron in China:

Price Range: Approximately $700 to $1,200 USD per ton

Please note that this price range is approximate and can fluctuate over time based on market dynamics, availability of raw materials, energy costs, and other factors. For the most up-to-date and accurate pricing information on G1 gray cast iron, it is recommended to contact foundries, metal suppliers, or distributors that specialize in providing gray cast iron materials. They can offer specific quotes based on your requirements and the current market conditions.