Our custom injection mold delivers high-precision, high-yield production of 3D-printing filament spools. Backed by decades of mold-making expertise, we design and manufacture single-cavity, cold-runner molds to your exact size, material, and functional specifications—ensuring consistent spool quality and rapid turnaround for your filament business.
Key Features
• Injection Mold Manufacturer Excellence
– Over 30 years of experience in cable and wire-spool tooling.
– Full-service design, prototyping, and series production under one roof.
• Mold Standard & Steel
– Built to LKM standards using 1.2344 tool steel for superior wear resistance.
– Polished cavities for mirror finishes and smooth demolding.
• High Durability & Life
– Single-cavity mold life exceeds 1,000,000 shots.
– Robust cold-runner system minimizes material waste and cycle time.
• Rapid Cycle & High Tonnage
– 40-second cycle time at 300-ton press capability.
– Stable shot-to-shot repeatability for precision spool diameter and wall thickness.
• Material & Customization
– Molded in polypropylene (PP) with custom spool geometries (inner/outer diameter, flange width).
– Optional identification ribs or logo embossing integrated into cavity design.
Parameter | Specification
Mold Standard | LKM
Mold Steel | 1.2344 (HRC 48–52)
Cavity Quantity | 1-cavity, cold runner
Product Material | Polypropylene (PP)
Mold Surface Finish | Mirror-polished
Mold Life | ≥1,000,000 shots
Cycle Time | ~40 sec
Press Tonnage | 300 ton
Lead Time | 4 weeks from drawing approval
Applications
• 3D-Printing Filament Spools – PLA, ABS, PETG, TPU, specialty composites
• Cable & Wire Spools – Data cables, audio/video wire, braided cord
• Custom Spool Solutions – Medical tubing reels, textile bobbins
Why Choose Our Injection Mold?
• Plastic Injection Mold Expertise – Precise tool manufacturing and maintenance for long mold life.
• Custom Injection Mold Service – Tailored cavity geometry, runner design, and finish options.
• End-to-End Support – From moldflow analysis and prototyping to mass production and after-sales service.
• Cost-Efficient Production – Cold-runner system and optimized cycle times reduce per-part costs.
Ordering & Contact
Ready to develop your custom filament spool mold? Contact our mold specialists:
Robert Gao
Email: robertgao@highwingmold.com
Lead Time: 4 weeks after design sign-off
We’ll guide you through design review, DFM analysis, sample approval, and on-time delivery. Rely on us as your trusted injection mold manufacturer for premium plastic injec