Gypsum Processing Line for Gypsum Brick Production

Daswell Powder provides complete gypsum production line solutions for the building materials industry, covering the core processes and equipment systems required for everything from raw gypsum processing and gypsum powder preparation to the production of gypsum boards and gypsum bricks (gypsum blocks).

Production capacity:
3 to 30 tons per hour

Discharge fineness:
200-600mesh (75μm – 23μm)

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Overview of Gypsum Production Line

The gypsum production line solutions are suitable for natural gypsum, flue gas desulfurization (FGD) gypsum, and some industrial by-product gypsum raw materials. The design can be customized according to different raw material characteristics and end-product requirements.

In the gypsum production process, variations in raw materials, fluctuations in moisture content, and the performance requirements of the final product directly affect the system’s stability and product quality. Based on extensive experience in powder engineering, Daswell Powder provides a systematic design approach, encompassing process routes, equipment selection, thermal systems, and environmental protection configurations, ensuring stable gypsum powder performance, continuous and reliable production, and seamless integration with downstream gypsum board or gypsum block molding processes.

Whether the end product is gypsum powder or downstream applications such as gypsum boards or gypsum blocks, Daswell Powder’s gypsum production lines are designed with stable operation, controllable quality, and long-term use as core principles, providing customers with complete engineering solutions from initial project planning to equipment delivery and technical support.

Gypsum is a common sulfate mineral, primarily composed of calcium sulfate dihydrate (CaSO₄·2H₂O). It is widely distributed in natural mineral deposits and is also abundantly available as an industrial byproduct, such as flue gas desulfurization (FGD) gypsum from power plants and phosphogypsum from phosphate chemical production.

Gypsum itself is not a finished product, but rather a basic raw material. Only after a series of processing steps, including crushing, grinding, and calcination, can gypsum be transformed into a material with practical engineering value for use in construction materials, chemicals, and other fields.

In gypsum processing projects, the source, purity, and moisture content of the raw gypsum vary considerably, which necessitates tailored design of the subsequent process route and equipment configuration.

Daswell Powder provides complete production lines. Based on different raw gypsum materials and through sample testing, we customize the design of gypsum production lines and equipment to process gypsum into valuable materials for various industrial applications.

Gypsum powder is the most critical intermediate product in the production of gypsum products. Through crushing, grinding, and controlled calcination of raw gypsum, the crystal water in dihydrate gypsum is partially removed, forming gypsum powder primarily composed of hemihydrate gypsum.

The quality of gypsum powder directly affects the performance of subsequent products, mainly in the following aspects:

  • Stability of setting time
  • Molding strength and density
  • Surface quality and dimensional stability

For building materials such as gypsum boards and gypsum bricks, stable and uniform gypsum powder performance is the basis for continuous production and consistent quality control. Therefore, a gypsum powder production line is not simply “grinding gypsum into a fine powder,” but rather an engineering system that precisely controls temperature, residence time, and material state.

Gypsum board is a sheet-like building material with gypsum powder as the core binding material. It is typically manufactured by adding appropriate additives to a gypsum slurry, sandwiching it between facing papers, and then continuously forming and drying the material.

Due to its lightweight, excellent fire resistance, and high construction efficiency, gypsum board is widely used in interior walls, partitions, and ceiling systems in buildings.
In the gypsum board production process, the setting characteristics and stability of the gypsum powder are particularly crucial:

Setting too quickly or too slowly will affect the board formation.

Fluctuations in gypsum powder performance can lead to unstable board strength and surface quality.

Therefore, gypsum board projects usually place high demands on the upstream gypsum powder production line, requiring consistency and controllability of the gypsum powder during long-term operation.

Gypsum bricks (also known as gypsum blocks) are block-shaped building materials made from gypsum powder as the main raw material, through processes such as proportioning, mixing, mold forming, and drying. Compared with traditional clay bricks, gypsum bricks have the following characteristics:

Lightweight, reducing the load on the building structure

Good fire resistance and sound insulation properties

High-dimensional accuracy and high construction efficiency

In the production of gypsum bricks, gypsum powder not only acts as a binder but also directly determines the strength, setting speed, and molding stability of the bricks.
If the performance of the gypsum powder fluctuates significantly, problems such as brick cracking, insufficient strength, or inconsistent dimensions are likely to occur.

Therefore, gypsum brick projects usually require integrated planning of the gypsum powder processing system and the downstream brick manufacturing process to ensure continuous and stable production from raw gypsum to finished bricks.

Process of Gypsum Production Line

The process design of a gypsum production line directly determines the stability of gypsum powder quality and the consistency of downstream gypsum board and gypsum brick products. Daswell Powder typically provides customers with a comprehensive process solution for gypsum projects, encompassing “gypsum powder processing + product molding (boards/bricks),” configured systematically based on the customer’s local gypsum raw material type and desired end-product requirements.

Gypsum Powder Processing Flowchart

Gypsum powder processing is the core foundation of the gypsum production line. Daswell Powder’s main goal is to consistently produce gypsum powder that meets specific requirements (23-75μm, customizable according to needs) with low energy consumption.

Processing Method

Output Product

Core Raw Material

Key Equipment

Crushing + Grinding + Classification

Gypsum Raw Powder

Natural Gypsum Ore

Crusher, Grinding Mill, Classifier

Raw Powder Calcination + Cooling

Construction Gypsum Powder

Gypsum Raw Powder

Crusher, Grinding Mill, Calcination Furnace (Fluidized Bed Furnace / Rotary Kiln)

Construction Gypsum Powder + Simple Mixing

Plaster Gypsum Powder / Gypsum Putty

Gypsum Raw Powder

Crusher, Grinding Mill, Calcination Furnace, Mixer

Construction Gypsum Powder + Slurry Preparation + Pressing

Simple Gypsum Blocks / Gypsum Boards

Gypsum Raw Powder

Crusher, Grinding Mill, Calcination Furnace, Forming Molds

High-Quality Raw Powder Fine Grinding + Low-Temperature Calcination

Modeling Gypsum Powder

High-Purity Natural Gypsum Ore

Fine Grinding Mill, Low-Temperature Calcination Furnace

Construction Gypsum Powder + Slurry Preparation + Mold Casting

Gypsum Cornices / Gypsum Figurines / Decorative Items

Gypsum Raw Powder

Crusher, Grinding Mill, Calcination Furnace, Molds

Construction Gypsum Powder + Fabric Impregnation + Drying

Simple Gypsum Bandage

Gypsum Raw Powder

Crusher, Grinding Mill, Calcination Furnace, Fabric Processing Machine

Gypsum Board Manufacturing Process

After processing gypsum powder using a Daswell powder production line, the resulting gypsum powder can be used as a raw material for the production of gypsum boards, undergoing further processing to produce the finished gypsum boards.

When used as a raw material for gypsum board production, the production line needs to focus on controlling the setting time and batch stability of the gypsum powder. Daswell Powder has extensive experience in processing gypsum for gypsum board production, ensuring stability and lower energy consumption.

The general process for gypsum board production includes:

Gypsum powder → Batching and pulping → Continuous forming → Cutting → Drying → Finished product stacking

In gypsum board processing, the front-end gypsum powder processing system must match the board forming cycle to avoid fluctuations in gypsum powder performance affecting board strength, surface quality, or production continuity. Therefore, the process connection between gypsum powder processing and board production is a crucial part of the overall project design. Daswell Powder can provide a complete solution based on your raw materials.

Gypsum Brick Production Process

In gypsum brick or gypsum block projects, gypsum powder is not only a binding material but also a core factor determining the quality of the molded bricks.

The typical gypsum brick production process includes:

Gypsum powder → Batching → Mixing → Mold forming → Initial setting and demolding → Drying → Finished product

In this process:

The fineness and setting characteristics of the gypsum powder directly affect molding stability.

The setting speed needs to match the molding and demolding rhythm.

Stable gypsum powder quality helps reduce brick cracking and dimensional deviations.

Therefore, gypsum brick projects usually require integrated planning of the gypsum powder processing system and the downstream molding process, rather than simply combining independent equipment. Daswell Powder has extensive experience in the planning and process design of complete equipment sets.

In the process design of Daswell Powder’s gypsum production line:

The appropriate process route is selected based on the characteristics of the raw gypsum material.

Systematic design ensures consistent performance of the gypsum powder over the long term.

It ensures a smooth connection between the front-end processing technology and the back-end gypsum board or gypsum brick production.

Through this holistic process approach, Daswell Powder’s gypsum production line is not only suitable for gypsum powder production but also meets the requirements for raw material stability and production continuity in gypsum board and gypsum brick projects.

Gypsum production line equipment supplier

Daswell Powder, as a supplier of gypsum production line equipment, provides a complete set of equipment configurations, from raw material crushing, grinding, calcining, dust collection, conveying, and storage to packaging. It also supports process integration solutions for gypsum powder production and the manufacturing of gypsum boards and gypsum bricks (gypsum blocks). Through systematic design, the production line maintains stable gypsum powder fineness and performance under continuous operation, reducing the impact of operational fluctuations on product strength, setting time, and dimensional consistency.

Beyond equipment delivery, Daswell Powder emphasizes full project lifecycle support, including initial project planning, capacity and energy consumption assessment, plant layout suggestions, installation and commissioning guidance, operator training, and long-term technical support. This helps customers establish stable and reliable gypsum processing and product manufacturing capabilities with more controllable investment. For customers who wish to build a gypsum powder project or further extend to gypsum board and gypsum brick applications, Daswell Powder can provide comprehensive solutions and continuous service support tailored to actual operating conditions.

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