Graphitized Petroleum Coke GPC For Foundry
GPC used for foundry applications must have specific properties, including high carbon content (>98%), low impurity levels, and a uniform particle size distribution. The GPC must also be free of dust and other contaminants, which can affect the quality of the castings.
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Description
Graphitized Petroleum Coke (GPC) is a popular choice as a carbon additive in foundry applications. It is added to the sand mix to improve the quality of the castings and reduce the overall production cost.
Some of the benefits of using GPC for foundry applications include:
Improved casting quality: GPC helps to reduce the incidence of casting defects, such as porosity, shrinkage, and cracks, resulting in higher quality castings.
Cost savings: GPC can reduce the overall production cost by reducing the amount of binder required in the sand mix.
Consistency: GPC provides consistent quality and properties, resulting in consistent casting quality and reduced scrap rates.
Environmental benefits: GPC is a sustainable and environmentally friendly alternative to other carbon additives, such as coal and petroleum coke.
Specification
| Properties | Specifications |
|---|---|
| Fixed carbon | >98% |
| Sulfur content | <0.05% |
| Ash content | <0.5% |
| Volatile matter | <0.5% |
| Moisture content | <0.5% |
| Particle size distribution | 0.5-5 mm (other sizes available) |
| Real density | 2.1-2.2 g/cm³ |
| Apparent density | 0.8-1.8 g/cm³ |
| Electrical resistance (μΩm) | < 5.5 |
| Thermal conductivity (W/mK) | >125 |
| Elastic modulus (GPa) | >10 |
| Thermal expansion coefficient (10^-6/°C) | < 2.5 |
Features
High Carbon Content: GPC has a high fixed carbon content, typically above 98%, which makes it an excellent source of carbon for various industrial applications.
Low Impurities: GPC has low sulfur and ash content, which makes it a cleaner source of carbon than other carbonaceous materials such as coal and petroleum coke.
Consistency: GPC provides consistent quality and properties, resulting in consistent product quality and reduced scrap rates.
High Thermal Conductivity: GPC has a high thermal conductivity, making it suitable for applications that require efficient heat transfer, such as in the production of steel.
Customizable Properties: GPC can be customized to meet specific customer requirements, including particle size distribution, sulfur content, and other properties.
Sustainable and Environmentally Friendly: GPC is a sustainable and environmentally friendly alternative to other carbonaceous materials, such as coal and petroleum coke.
Cost-Effective: GPC can help reduce production costs by improving process efficiency and reducing scrap rates.
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