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Enhancing Injection Molding Efficiency with 60MM Toshiba Feed Screws

  • Heat Tech
  • Dec 8, 2025
  • 3 min read

Injection molding machines rely heavily on the quality and precision of their components to deliver consistent, high-quality products. One critical part is the feed screw, which directly affects the melting, mixing, and injection of plastic materials. The 60MM Toshiba feed screw stands out as a reliable choice for improving injection molding efficiency. This post explores how this specific feed screw can enhance your injection molding operations, focusing on its design, compatibility, and performance benefits.


Close-up view of a 60MM Toshiba feed screw for injection molding machine
60MM Toshiba feed screw with 67.19-inch overall length and M28X2 left-hand thread

Understanding the Role of Feed Screws in Injection Molding


Feed screws play a vital role in the injection molding process. They are responsible for:


  • Feeding raw plastic pellets into the barrel

  • Melting and mixing the plastic uniformly

  • Building pressure to inject molten plastic into molds


A well-designed feed screw ensures consistent melting and reduces cycle times, which directly impacts product quality and production efficiency.


Features of the 60MM Toshiba Feed Screw


The 60MM Toshiba feed screw is designed specifically for injection molding machines with Injection Unit 19B. Key features include:


  • Diameter: 60 millimeters, suitable for medium to large injection molding machines

  • Overall Length: 67.19 inches, providing ample length for thorough melting and mixing

  • Thread Type: M28X2 left-hand thread, ensuring secure attachment and compatibility

  • Material: High-grade steel designed for durability and wear resistance


These specifications make the 60MM Toshiba feed screw a robust and reliable component for demanding injection molding applications.


Compatibility and Installation


This feed screw fits injection molding machines that require a 60MM diameter screw with an Injection Unit 19B specification. The M28X2 left-hand thread matches the machine’s screw drive system, allowing for straightforward installation.


When replacing or upgrading feed screws, it’s essential to verify:


  • Machine model compatibility

  • Correct screw diameter and length

  • Thread type and direction


Using the correct feed screw reduces downtime and prevents damage to the injection unit.


Benefits of Using the 60MM Toshiba Feed Screw


Improved Melting Efficiency


The length and design of the 60MM Toshiba feed screw allow for better heat transfer and plastic melting. This leads to:


  • More consistent melt quality

  • Reduced risk of unmelted pellets

  • Lower energy consumption due to efficient heat use


Enhanced Mixing and Homogeneity


Uniform mixing of plastic materials is crucial for product quality. The screw’s geometry promotes thorough blending of additives, colorants, and base resin, resulting in:


  • Fewer defects in molded parts

  • Better mechanical properties

  • Consistent color and texture


Increased Production Speed


With efficient melting and mixing, cycle times can be shortened. This means:


  • Higher output per hour

  • Reduced machine idle time

  • Improved overall productivity


Durability and Longevity


Made from high-quality steel, the 60MM Toshiba feed screw resists wear and corrosion. This durability translates to:


  • Longer service life

  • Fewer replacements and maintenance interventions

  • Lower operating costs over time


Practical Example: Upgrading to a 60MM Toshiba Feed Screw


A mid-sized manufacturing facility producing automotive plastic parts faced frequent downtime due to inconsistent melt quality and screw wear. After switching to the 60MM Toshiba feed screw, they observed:


  • A 15% reduction in cycle time

  • Improved surface finish on molded parts

  • Extended screw life by over 30%


This upgrade allowed the facility to meet tighter production schedules and reduce scrap rates.


Maintenance Tips for Feed Screws


To maximize the benefits of the 60MM Toshiba feed screw, regular maintenance is essential:


  • Inspect screws for wear or damage every 3-6 months

  • Clean screws to remove residual plastic buildup

  • Monitor machine temperature settings to avoid overheating

  • Replace screws promptly when signs of excessive wear appear


Proper maintenance ensures consistent performance and prevents costly breakdowns.


Where to Source Quality Feed Screws


Reliable suppliers provide in-stock feed screws with precise specifications. For example, Complete Plastics offers the 60MM Toshiba feed screw with:


  • Immediate availability

  • Expert customer support via sales@completeplastics.com

  • Contact number 770.974.1263 for inquiries and orders


Choosing a trusted supplier guarantees you receive genuine, high-quality components that fit your machines perfectly.



 
 
 

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