16mm Nissei Barrels - Available Now - www.completeplastics.com
- Heat Tech
- Feb 25
- 3 min read
770-417-6983 / sales@completeplastics.com. Injection molding machines require precise components to deliver consistent, high-quality results. One key part is the barrel, which plays a critical role in melting and injecting plastic materials. For smaller-tonnage machines focused on high-precision or micro-molding tasks, the 16mm Nissei barrel stands out as a reliable choice. This post explores the features, applications, and benefits of the 16mm Nissei barrel, helping you understand why it’s a smart investment for specific molding needs.

What Makes the 16mm Nissei Barrel Special
The 16mm Nissei barrel measures 18.524 inches in overall length and is designed according to Nissei’s exact specifications. It fits injection molding machines that require small-diameter barrels and screws, which are essential for precise plasticization and injection of small shot sizes.
This barrel size is not just about fitting smaller machines; it supports high-precision molding by ensuring consistent melting and flow of technical resins. The barrel’s design accommodates materials that demand high wear resistance, such as glass-fiber reinforced plastics, which are common in medical and electronics manufacturing.
Machines That Use 16mm Nissei Barrels
The 16mm barrel is primarily used in Nissei’s smaller-tonnage injection molding machines, especially in their all-electric and hybrid series. Here are some specific models that utilize this barrel size:
NEX110III-1E
This all-electric, horizontal injection molding machine has an approximate 110-ton clamp force. It uses the 16mm screw and barrel for small-shot applications around 10 grams (0.4 ounces), ideal for high-precision parts.
NEX-III Series Small Units
Models like the NEX50III-5EG with a 50-ton clamp force feature specialized injection units designed for micro-precision molding, making the 16mm barrel a perfect fit.
NEX30IV-1EN1
This all-electric machine offers a 30-ton clamping force and uses small injection units compatible with 16mm diameters, supporting detailed and accurate molding processes.
NEX-V Series
Ranging from 30 to 360 tons of clamping force, these models include updated plasticization units that maintain high precision, often using 16mm barrels for smaller shot sizes.
FNX Series Small Units
Some hybrid FNX models with small injection units also use 16mm diameter screws and barrels, combining electric and hydraulic power for versatile molding applications.
Applications and Industries
The 16mm Nissei barrel is favored in industries where precision and material performance are critical. Its ability to handle technical resins and small shot sizes makes it suitable for:
Medical Device Manufacturing
Components like syringes, connectors, and small housings require tight tolerances and consistent quality. The 16mm barrel supports these needs by enabling precise control over the molding process.
Electronics
Small, intricate parts such as connectors, switches, and housings benefit from the high precision and wear resistance of the 16mm barrel.
Technical Resins Processing
Materials reinforced with glass fibers or other additives demand barrels that resist wear and maintain consistent melting. The 16mm barrel meets these demands, extending machine uptime and part quality.
Micro-Molding
When molding very small parts, controlling shot size and melt quality is essential. The 16mm barrel’s design supports these requirements, making it a go-to choice for micro-molding applications.
Why Choose a 16mm Nissei Barrel from www.completeplastics.com
Complete Plastics offers 16mm Nissei barrels that meet original specifications, ensuring compatibility and performance. Here’s why sourcing from them makes sense:
Exact Fit and Quality
Barrels are manufactured to match Nissei’s standards, reducing the risk of installation issues or performance drops.
Availability
With inventory ready for immediate shipment, you avoid downtime waiting for parts.
Expert Support
The sales team at Complete Plastics can help identify the right barrel for your machine model and application needs.
Durability
These barrels are built to withstand high wear, especially when processing abrasive or reinforced resins.
Contact Complete Plastics at sales@completeplastics.com or call 770-417-6983 for inquiries or orders.
Installation and Maintenance Tips
To get the most from your 16mm Nissei barrel, consider these practical tips:
Regular Inspection
Check for wear, scoring, or damage that could affect melt quality.
Proper Cleaning
Use recommended cleaning agents and procedures to avoid barrel damage.
Correct Installation
Ensure the barrel is installed according to machine guidelines to maintain alignment and sealing.
Monitor Processing Conditions
Keep an eye on temperature and pressure settings to prevent premature wear.
Summary
The 16mm Nissei barrel is a specialized component designed for smaller injection molding machines focused on precision and micro-molding. Its compatibility with Nissei’s NEX and FNX series machines, combined with its ability to handle technical resins, makes it a valuable asset for industries like medical and electronics manufacturing. Sourcing these barrels from www.completeplastics.com ensures you receive quality parts that fit perfectly and perform reliably.



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