Exlong Blog
Technical Guides & Tips for Plastic Extrusion
We share factory insights, material comparison tips, and tooling design experience from our years in the plastic extrusion industry. Learn how to choose between PC and PMMA, control dimensions, and reduce your custom manufacturing costs.

All articles
How to Bend Acrylic Tubes: The Professional Guide (Prevent Kinking & Bubbling)
A complete engineer's guide to thermoforming and bending acrylic (PMMA) tubes cleanly. Covers Extruded vs. Cast differences, step-by-step heating practices, reference temperature charts, defect troubleshooting, and stress-relief annealing.
Acrylic vs. Polycarbonate Light Diffusers: Which Profile Material Is Best for LED Lighting?
Acrylic or Polycarbonate? The choice of the right diffuser material is critical to the performance of LED fixtures. Read our expert technical comparison of PMMA vs PC profiles, covering optics, durability, heat resistance, and installation mechanisms (snap-in vs. slide-in) to ensure project success.
Is Acrylic Plastic UV Resistant? Durability Guide for Outdoor Lighting & Extruded Profiles
Are you deciding between plastic extrusion and injection molding for your new project? While one creates continuous profiles through a die, the other injects molten plastic into a 3D cavity. Dive into this comprehensive manufacturer's guide to compare tooling costs, production speeds, and DFM rules to choose the right process.
Extrusion Molds vs. Injection Molds: What’s the Real Difference?
Are you deciding between plastic extrusion and injection molding for your new project? While one creates continuous profiles through a die, the other injects molten plastic into a 3D cavity. Dive into this comprehensive manufacturer's guide to compare tooling costs, production speeds, and DFM rules to choose the right process.
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