
FRP Grating Machine is used for making different dimension of FRP(fiberglass reinforce plastic) molded gratings, commonly used size include H25, H30, H38 , and also can make customized dimensions according to request. Each grating mold include mold cavity and ejector pin de-molding system , The FRP grating size can be adjusted by change the mold size. The important features are include easy operation , low maintenance, less weight( easy to transport and installation), high resistance capacity, so make it durable.
Product name: FRP Molded Grating Machine
Material: Carbon Steel, 45#.
Voltage: 110V, 220V, 380V
Mold size: 1000*4000mm, 1200*3660mm, customized
Certificate: ISO 9001:2008
Original: China
Loading Port: Tianjin,Qingdao,Shanghai.
FRP Grating Machine Specifications

✅ Customizable Mold Size| ✅ Customizable Mold Shape| ✅ Low Maintenance | ✅ Easy Installation | ✅ Less Weight | ✅ Less Labor Use | ✅ Quick Start System
Before you buy FRP grating machine, firstly, you should know what size of FRP grating you want to produce, each FRP mold can produce only one size (mesh & panel).
Mesh size:
Normal size are 38*38mm/50*50mm
Mesh Height:
Normal size are 25mm/ 30mm/38mm/50mm/ 65mm
Panel size(Width x Length):
Normal size are 1220*3660mm/1220*2440mm /1220*4000mm /1000*4000mm
We also provide customized dimension of FRP grating mold to meet all customer’s requirements.
Normal Standard Size of FRP Grating Mold

No. | Mesh Size (mm) | Panel Size (mm) | Rib Thk (mm) |
1 | 38 x 38 x 38 | 1220 x 3660 / 1000 x4000 | 7/5 (Top/Bottom) |
2 | 38 x 38 x 30 | 1220 x 3660 / 1000 x4000 | 6.6/5 (Top/Bottom) |
3 | 38 x 38 x 25 | 1220 x 3660 / 1000 x4000 | 6.3/5 (Top/Bottom) |
4 | 50 x 50 x 50 | 1220 x 3660 / 1000 x4000 | 8/6 (Top/Bottom) |
5 | 19 x 19 x 38 | 1220 x 3660 / 1000 x4000 | 7/5 (Top/Bottom) |
6 | 100 x 25 x 25 | 1220 x 3660 | 7/5 (Top/Bottom) |
7 | 100 x 25 x38 | 1220 x 3660 | 8/6 (Top/Bottom) |
Remark: Both Mesh Size, Panel Size and Mesh Shape can be customized
FRP Grating Machine Accessories Equipment

■ Hydraulic Pump
- Function: The hydraulic pump provides the necessary hydraulic power for the fiberglass grating mold, it is applying pressure during the curing process. It ensures precise control over mechanical movements and forces, contributing to the quality and consistency of the FRP gratings.
■ Resin Mixer
- Function: The resin mixer blends the raw material of FRP gratings resin, curing agent, accelerant, color paste, filler and any additives into a homogeneous mixture. This step is crucial for ensuring uniform distribution of materials, which directly impacts the strength and durability of the final product. The mixer can be automated to maintain consistent mixing parameters.
■ Mixer Tank
- Function: The mixer tank is where the initial mixing of resin, curing agent, accelerant, color paste, filler, Once mixed, the material is transferred to the main resin mixer or directly applied to the fiber rovings in the production line.
■ Yarn Stand
- Function: The yarn stand holds and organizes the fiberglass rovings before they are fed into the production line. It allows for controlled unwinding and tensioning of the fibers, ensuring uniform distribution and alignment during the impregnation and molding processes. Proper tensioning is essential for achieving consistent product quality.
■ Water-Circulating Pump
- Function: The water circulation pump is part of the cooling and heating water circulation system, maintaining an optimal temperature throughout the production process. It circulates the water inside the copper tube at the bottom of the mold, ensuring uniform curing of the resin, which helps to maintain the mechanical properties required for the FRP molded grating.
■ Cooling Tower
- Function: The cooling tower facilitates the dissipation of heat from the circulating water used in the cooling system. It exposes the water to air, which cools it down before it is recirculated back into the system. This is essential for maintaining consistent temperatures during the curing process, thereby ensuring uniform curing and preventing thermal stress on the gratings.
■ Boiler or Air Source Heater Pump
- Function: The boiler or air source heater pump provides heat water for processes curing the resin, resin cruing process require elevated temperatures, A boiler uses water type, not steam type, while an air source heater is the new and advance equipment to heat water, but cost is more than boiler.
■ Surface Polish Machine
- Function: After the FRP gratings have been molded and cured, the surface polish machine smooths and finishes the surface to achieve the desired texture and appearance. It removes any rough edges or excess material, enhancing the aesthetic quality and safety of the final product. This machine ensures that the fiber gratings meet high standards for both functionality and visual appeal.
Summary
Each piece of equipment plays a critical role in the FRP grating production line:
- Hydraulic Pump and Resin Mixer ensure proper mixing and application of FRP gratings.
- Mixer Tank and Yarn Stand manage the preparation and feeding of raw materials.
- Water-Circulating Pump and Cooling Tower maintain optimal temperature conditions.
- Boiler or Air Source Heater Pump provides necessary heating function to provide hot water for curing processes.
- Surface Polish Machine enhances the final product's quality and safety by refining its surface.
By understanding and optimizing the function of each component, you can ensure efficient and high-quality production of FRP gratings.
FRP Grating Mold Structure


FRP Grating Mold Details
The mold is small metal which made by S45C steel, and adopt chromium plating method, As a important part of the machine, it has advantage of smooth surface, high hardness an lone serve life.
Water Cycle System
It has water cycle heating and water cycle cooling system, FRP grating use thermosetting resin, the resin become solidified with the temperature increase.
Key Component of FRP Grating Mold
- Ejector Pin
- Mould Blocks
- Hydraulic Pump
- Copper Water Pipe System
FAQ

■ Description of FRP grating machine?______________________________________________________________________________________________________________________________
■ Normal size of FRP grating mold?____________________________________________________________________________________________________________________________
■ Factory facilities request for FRP grating machine?______________________________________________________________________________________________________________________________


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