GJ Series Sealed Sample Preparation Crusher
■ The sealed sample preparation crusher is primarily used for pulverizing raw materials for laboratory testing purposes. Examples include: coal, coke, gangue, limestone, various ores, etc.
Its working method is vibration grinding.

■ The particle size of the material to be ground is less than 13 mm.
■ The compressive strength of the material to be ground is less than 80 MPa.
■ The machine features a rational design, compact structure, easy maintenance, and convenient operation. It is widely used in laboratory applications across industries such as construction, metallurgy, mining, coal, coking, chemical engineering, and non-ferrous metal smelting.