100mm Nissei Free Flow Tip Assembly - Order Now - sales@completeplastics.com
- Heat Tech
- Mar 1
- 3 min read
770-417-6983 / www.completeplastics.com. The 100mm Nissei free flow tip assembly plays a crucial role in high-tonnage plastic injection molding machines. Designed for heavy-duty industrial applications, this component supports large injection volumes and ensures smooth, efficient production. If your operation relies on Nissei machines with a 100mm screw, understanding the specifications and benefits of this tip assembly can help you maintain peak performance and reduce downtime.

What Is the 100mm Nissei Free Flow Tip Assembly?
The free flow tip assembly is a critical part of the injection molding screw system. It attaches to the end of the screw and controls the flow of molten plastic into the mold. The 100mm size refers to the screw diameter, which is common in large-tonnage Nissei machines. This assembly features a 20-degree tip angle and an overall length of 12.67 inches, designed to optimize plastic flow and reduce back pressure during injection.
This tip assembly is engineered to handle high volumes of molten plastic, making it ideal for large parts or high-output production runs. Its design supports consistent shot sizes and helps maintain the quality of molded products.
Machines That Use the 100mm Screw and Tip Assembly
Nissei offers several models equipped with a 100mm screw, primarily in their large-tonnage range. These machines are built for industrial-scale production where high clamping force and large shot sizes are necessary.
FV9000-310L Series
Horizontal hydraulic injection molding machine
Approximately 618 tons of clamping force
Shot size around 132.8 ounces
This series is well-suited for heavy-duty molding tasks requiring large shot volumes. The 100mm screw and free flow tip assembly ensure smooth injection and consistent part quality.
FVX660III-310L
Large hybrid injection molding machine
720 tons of clamping force
Shot capacity of 132 ounces
The FVX660III-310L combines hydraulic and electric technologies for efficient operation. The 100mm screw and tip assembly support its high injection volume capabilities, making it a reliable choice for large parts manufacturing.
FV Series (Large Tonnage)
General designation for Nissei’s larger machines
100mm screw standard or optional for high-volume production
This series covers a range of machines designed for industrial applications. The free flow tip assembly is a key component that helps these machines maintain high throughput and product consistency.
Why Choose a 100mm Free Flow Tip Assembly?
The 100mm free flow tip assembly offers several advantages for large-scale injection molding:
Improved Plastic Flow: The 20-degree tip angle reduces resistance, allowing molten plastic to flow smoothly into the mold cavity.
Reduced Back Pressure: This design minimizes pressure build-up, which can cause defects or wear on the screw and barrel.
Consistent Shot Size: Maintaining uniform plastic flow helps produce parts with consistent weight and dimensions.
Durability: Made from high-quality materials, the tip assembly withstands the demands of heavy-duty molding cycles.
Compatibility: Specifically designed for Nissei’s 100mm screws, ensuring a perfect fit and optimal performance.
Installation and Maintenance Tips
Proper installation and maintenance of the free flow tip assembly can extend its life and improve molding results.
Installation: Ensure the tip assembly is securely fastened to the screw. Use the correct torque settings recommended by Nissei to avoid damage.
Inspection: Regularly check the tip for signs of wear, such as erosion or deformation, which can affect plastic flow.
Cleaning: Remove any residual plastic build-up to prevent clogging and maintain smooth operation.
Replacement: Replace the tip assembly if wear affects the tip angle or length, as this can impact shot consistency and machine performance.
Applications for the 100mm Nissei Free Flow Tip Assembly
This tip assembly is ideal for industries requiring large, high-quality molded parts, including:
Automotive components
Large household appliances
Industrial containers and pallets
Medical device housings
Electrical enclosures
Its ability to handle large shot sizes and maintain consistent flow makes it a valuable component for manufacturers focused on volume and precision.
How to Order Your 100mm Nissei Free Flow Tip Assembly
Ordering the correct tip assembly is straightforward. Contact sales@completeplastics.com with your machine model and specifications. Our team can help verify compatibility and provide pricing and delivery information.
When ordering, provide:
Machine model (e.g., FV9000-310L, FVX660III-310L)
Screw diameter (100mm)
Desired tip angle (20 degrees standard)
Overall length (12.67 inches)
This information ensures you receive the exact part needed for your equipment.
The 100mm Nissei free flow tip assembly is a vital component for large-tonnage injection molding machines. Its design supports high injection volumes, reduces back pressure, and maintains consistent shot quality. By choosing the right tip assembly and maintaining it properly, manufacturers can improve production efficiency and part quality.




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