

The GRC spray machine (Glass Fiber Reinforced Concrete) is a high-performance composite material made by embedding alkali-resistant glass fibers into a cementitious matrix. It combines the durability of concrete with the tensile strength of glass fibers, resulting in a material that is 70-80% lighter than traditional concrete while maintaining comparable structural strength. GRC also offers excellent weather resistance, fire resistance and exceptional formability, allowing it to be shaped into intricate designs that would be impossible with conventional building materials. This versatile material is widely used across the global construction industry for both decorative and structural applications. It is the preferred choice for architectural cladding, exterior wall panels, decorative moldings, cornices, landscape features, tunnel linings and historic building restoration projects. As demand for lightweight, durable and aesthetically diverse building materials continues to grow, GRC has become an essential component of modern construction.
YG manufactures a high-performance GRC spray machine designed for professional GRC production. This integrated system combines a 60L mixer and a powerful spray unit, delivering a delivery capacity of 300-1600kg/h and a maximum working radius of 4.5m. It operates on 380V 50Hz power with adjustable speed from 20-200r/min, allowing you to fine-tune performance for different GRC mix designs and project requirements.
GRC Spray Machine Parameter
| Product name | Glass Fiber Reinforced Concrete GRC Spray Machine |
| Power | 2.2-4.0kw |
| Voltage | 380v 50hz |
| Speed | 20-200r/min |
| Workspace | 4.5m |
| Delivery capacity | 300-1600kg/h |
| Production efficiency | 200-400m2/h |
| Volume | 60L |
| Dimension for the sprayer | 2000*1050*1600mm |
| Dimension for the mixer | 1550*1000*2100mm |
| Total weight | 800kgs |


Application of GRC Spray Machine
This versatile grc machine is used across a wide range of industries for both decorative and structural applications:
- Architectural cladding: Produce lightweight, durable exterior wall panels, column covers and facade elements
- Decorative elements: Create intricate moldings, cornices, medallions and ornamental features for buildings
- Landscaping products: Manufacture planters, fountains, benches and decorative sculptures for public spaces
- Infrastructure projects: Apply GRC linings to tunnels, bridges and retaining walls for corrosion protection
- Restoration work: Repair and restore historic buildings with matching GRC elements that replicate original designs
5 Advantages of YG GRC Spray Machine
- Superior strength-to-weight ratio: It weighs only 1/4 to 1/5 of ordinary concrete while maintaining comparable structural strength. This lightweight property reduces overall building load significantly, cutting foundation costs and simplifying installation.
- Unmatched design flexibility: GRC can be molded into virtually any shape, curve or intricate detail. It enables architects to create bold, custom architectural elements that would be impractical or impossible with conventional materials.
- Proven long-term durability: It exhibits excellent crack resistance, impermeability and freeze-thaw stability. GRC components withstand harsh weather, UV radiation and chemical exposure, delivering a 50+ year service life with minimal maintenance.
- Sustainable construction choice: GRC production consumes far less energy than traditional concrete manufacturing. It also supports the use of recycled industrial materials, aligning with global green building standards.
- Inherent fire safety: As a non-combustible material, GRC provides excellent fire resistance without emitting toxic fumes, significantly improving building safety and meeting strict fire code requirements.


GRC Spraying vs Manual Application: Performance & Cost Breakdown
Many GRC manufacturers struggle to decide between investing in equipment or continuing with manual labor. A direct comparison shows that a GRC machine delivers significant advantages across every key metric:
- Production speed: Manual spraying averages 30-50㎡/h per worker, while machine spraying achieves 200-400㎡/h with just two operators, increasing output by 400-600%
- Material waste: Manual application typically produces 15-20% material waste due to overspray and uneven application. Machine spraying reduces waste to less than 5%, saving thousands of dollars in material costs annually
- Quality consistency: Manual spraying often results in weak spots from uneven fiber distribution, leading to product defects and rework. Machine spraying ensures uniform fiber dispersion throughout the concrete matrix, producing stronger, more durable GRC products
- Labor costs: A manual production line requires 4-6 skilled workers. A machine line only needs 2 operators, cutting labor costs by 60-70%
Frequently Asked Questions About GRC Equipment
A: The standard spraying radius is 4.5m. You can add optional extension hoses to reach up to 10m for larger projects or hard-to-access areas.
A: Yes, the adjustable speed and pressure settings allow it to work with a wide range of GRC mixes, from fine decorative slurries to thicker structural mixes.
A: The machine operates on standard 380V 50Hz three-phase power. We can also customize it for other voltage requirements based on your location.
A: The closed-loop system minimizes overspray, resulting in less than 5% material waste. This is significantly lower than the 15-20% waste common with manual spraying.
A: Our technical team will provide a detailed, customized quote based on your production requirements and any optional accessories you may need.


Get Your Customized GRC Production Solution Today
A GRC spray machine is a transformative investment for any GRC manufacturer looking to increase production capacity, improve quality and reduce costs. YG’s machines are built with high-quality components to deliver reliable performance in continuous production environments. If you are looking for a durable, high-efficiency system that will upgrade your GRC production line, contact us today. Our technical team will evaluate your requirements and provide a customized solution with a transparent grc spray machine price. Invest in a professional GRC spray machine and take your business to the next level.

