JCT's vertical kneader for fiber resin composites features an overhead suspended mixing shaft design that fundamentally eliminates contact between the material and the shaft seal; combined with a powerful planetary kneading action, it perfectly balances efficient kneading of high-viscosity materials with the preservation of fiber structural integrity.
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1. Solves the mixing challenge for short fibers (1-10mm) where the fiber weight ratio exceeds 50%.
2. Solves the mixing challenge for long fiber (30-50mm) where the fiber weight ratio reaches 50%.
As a type of structural material, fiber resin composites are formed by combining a matrix (such as resin, metal, or ceramic) with a high-performance fiber reinforcement phase (e.g., glass fiber, carbon fiber, or aramid fiber). They offer key advantages such as light weight, high specific strength, and high specific modulus, while also exhibiting excellent dimensional stability, wear resistance, and fatigue resistance.
The performance of fiber resin composites depends heavily on the uniformity of the fiber-matrix mixture; higher uniformity leads to stronger interfacial bonding and superior material properties. JCT Machiney has long been dedicated to researching fiber-resin composite mixing processes and has successfully launched vertical kneader. The introduction of this equipment effectively resolves the industry-wide challenge of uneven mixing in fiber-based products, offering a viable mass-production solution for projects that had previously stalled due to limitations in mixing equipment.

Fiber Resin Composite Vertical Kneader Equipment Parameters
| Model | Dimension H*L*W /mm Weight | Barrel Inner Size D*H /mm | Full Volume /L | Useful Volume /L | Min Volume /L | Power /KW | Pericentric Blade Speed /rpm | Telecentric Blade Speed /rpm | Revolution Speed /rpm | Clearance /MM | Vacuum Abs Pressure /kPa |
| VK-10 | 2600*1600*1400 2.5t | 300*240 | 16.9 | 12 | 2 | 5.5 | 0~25 | 0~50 | 0~6 | 3±0.5 | <1.5 |
| VK-100 | 3200*2000*1600 6t | 600*480 | 135 | 100 | 15 | 22 | 0~25 | 0~50 | 0~6 | 4.5±0.5 | <1.5 |
| VK-500 | 4200*2500*2000 12t | 900*800 | 500 | 350 | 60 | 37 | 0~22.5 | 0~45 | 0~6 | 5.5±0.5 | <1.5 |
| VK-1000 | 5100*3000*2500 24t | 1200*1100 | 1000 | 600 | 120 | 45 | 0~22.5 | 0~45 | 0~6 | 6±1 | <1.5 |
| VK-2000 | 6000*4200*3000 32t | 1400*1300 | 2000 | 1200 | 200 | 55 | 0~20 | 0~40 | 0~6 | 7±1 | <1.5 |
| VK-3000 | 6500*4600*3400 35t | 1600*1500 | 3000 | 1800 | 300 | 75 | 0~20 | 0~40 | 0~5 | 8±1 | <1.5 |
| VK-5000 | 7300*5000*3600 40t | 1900*1800 | 5000 | 3000 | 500 | 110 | 0~18 | 0~36 | 0~5 | 9±1 | <1.5 |
01 Top-mounted agitator shaft
All dynamic seals and bearings are positioned above the mixing vessel (clear of the material zone). This completely eliminates the risk of material leakage contaminating the bearings or seal-wear partivles falling into the mixture, making it ideal for aerospace and semiconductor-grade electronic composites that demand exceptional purity.
02 Planetary kneading trajectory (3D shear and inter-peeling)
The two blades rotate on their own axes while simultaneously orbiting the vessel center. High-intensity shearing and compression occur between the blades and between the blades and the vessel wall, resulting in powerful kneading action.
03 Gentle on fibers (no breakage)
The unique blade clearance and optimized shear force design ensure thorough wetting and mixing of high-viscosity resins with fibers (such as long glass fibers or carbon fibers) while significantly reducing mechanical shear-induced fiber breakage, thereby maximizing the composite's physical and mechanical properties.
04 High vacuum and jacketed temperature control
The vessel supports high-vacuum operation (up tp -0.098MPa), effectively removing trace air bubbles and moisture from the material; the jacketed design allows for the circulation of cold/hot water or hot oil, ensuring precise temperature control.
Get a detailed quote adn customized solution for fiber resin composite vertical kneader.
Tel: +86-181 3837 3963 (Whatsapp, Wechat)
Email: contact@jxctmixing.com
