100mm Nissei Screw - Call Now - 770-417-6983
- Heat Tech
- Mar 1
- 3 min read
www.completeplastics.com / sales@completeplastics.com. Injection molding machines require precision components to deliver consistent, high-quality results. One critical part is the screw, which directly affects the machine’s performance and the quality of molded products. The 100mm Nissei screw stands out as a key component for large-tonnage, high-performance Nissei injection molding machines. This post explores the features, applications, and specific models that use this screw, helping you understand why it’s essential for demanding molding tasks.

What Makes the 100mm Nissei Screw Important?
The screw in an injection molding machine is responsible for melting, mixing, and injecting the plastic material into the mold. The 100mm diameter screw is designed for machines that handle large shot sizes, typically around 132 ounces. This size allows for efficient processing of high volumes of plastic, making it ideal for heavy-duty applications.
Nissei machines equipped with 100mm screws are built to handle large tonnage, usually starting from 600 tons and going beyond 720 tons. These machines are often used in industries where large, complex parts are produced, such as automotive, appliance manufacturing, and industrial components.
Key Features of the 100mm Nissei Screw
Diameter: 100mm, suitable for large shot sizes
Overall Length: Approximately 95.30 inches, ensuring deep plasticizing capacity
Shot Size: Around 132 oz, supporting high-volume molding
Material Compatibility: Handles a wide range of thermoplastics efficiently
Durability: Made from high-grade steel with precision machining for long service life
These features ensure that the screw can maintain consistent melt quality and injection pressure, which are crucial for producing defect-free parts.
Nissei Injection Molding Machines Using 100mm Screws
Several Nissei models are known for incorporating the 100mm screw, especially in their large-tonnage series. Here are some specific examples:
Nissei FVX660III-310L (720 Ton)
Hybrid injection molding machine
Equipped with a 100mm screw
Shot size approximately 132 oz
Designed for high-performance molding with energy efficiency
Nissei FV9000-310L (618 Ton)
Horizontal injection molding machine
Uses a 100mm screw with a shot size near 132.8 oz
Suitable for large parts requiring precise control and repeatability
Nissei FN Series
Various large-tonnage machines in this series utilize 100mm screws
Known for robust construction and reliable performance in heavy-duty molding
Nissei FV Series
Machines in the 600-ton+ range commonly use 100mm screws
Focus on high shot capacity and consistent melt quality
These models demonstrate the importance of the 100mm screw in supporting the demands of large-scale injection molding.
Why Choose a 100mm Nissei Screw for Your Machine?
Selecting the right screw size impacts the efficiency and quality of your injection molding process. The 100mm Nissei screw offers several advantages:
High Shot Capacity: Supports large parts or high-volume production runs without compromising melt quality.
Improved Mixing: The screw design ensures thorough melting and mixing of plastic pellets, reducing defects.
Long Service Life: Made from durable materials, it withstands wear and tear from continuous operation.
Compatibility: Fits a range of Nissei machines designed for heavy-duty molding, making it a versatile choice.
Using the correct screw size also reduces downtime caused by screw wear or improper melting, saving costs in the long run.
How to Source a 100mm Nissei Screw
If your machine requires a replacement or upgrade, sourcing a quality 100mm Nissei screw is crucial. Companies like Complete Plastics specialize in providing these components. You can contact them directly:
Website: www.completeplastics.com
Email: sales@completeplastics.com
Phone: 770-417-6983
They offer screws with precise specifications, including the overall length of 95.30 inches, ensuring compatibility with your Nissei machine.
Maintaining Your 100mm Nissei Screw
Proper maintenance extends the life of your screw and keeps your machine running smoothly:
Regular Inspection: Check for wear, corrosion, or damage on the screw surface.
Cleaning: Remove any residue or buildup to maintain efficient melting.
Lubrication: Use recommended lubricants to reduce friction and wear.
Professional Servicing: Schedule periodic professional checks to ensure optimal performance.
Following these steps helps avoid unexpected failures and maintains product quality.
Summary
The 100mm Nissei screw is a vital component for large-tonnage Nissei injection molding machines, supporting shot sizes around 132 ounces. It fits models like the FVX660III-310L, FV9000-310L, and various machines in the FN and FV series. This screw’s size and design enable efficient processing of large parts with consistent quality.



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