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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.

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Precision Co-Extrusion Techniques for LED Lighting: Combining Rigid Housing and Flexible Diffusers
Discover how advanced multi-material co-extrusion technology merges rigid engineering plastics and soft TPE diffusers into a single, seamless LED profile. Learn how this multi-durometer process eliminates manual glue bonding, boosts assembly efficiency, and delivers robust IP67 waterproof protection for modern linear lighting fixtures.
Choosing the Right UV-Resistant Diffuser Materials for Outdoor LED Architectural Profiles
Explore how to select the right UV-resistant polymer materials for outdoor LED architectural profiles. Compare UV-stabilized polycarbonate (PC) and acrylic (PMMA) regarding impact resistance, thermal expansion, and weather weathering performance.
Custom LED Strip Light Diffuser Channels: Extrusion Solutions for Linear Lighting Manufacturers
Explore custom extruded LED strip light diffuser channels designed for lighting manufacturers. Learn how precision snap-fit geometries, optical compound compounding, and thermal expansion tolerances solve loose fitting, light leakage, and LED spotting issues in linear fixtures.
Opal vs. Frosted vs. Clear LED Diffusers: Balancing Light Transmittance and Spotting Prevention
Compare opal, frosted, and clear micro-prismatic LED diffusers to optimize light transmission and eliminate LED hotspots. Discover how D-to-S ratios, optical additives, and precision extrusion engineering balance glare control with maximum fixture efficacy.
How to Install, Cut, and Handle Acrylic and Polycarbonate Tubes Without Damage
Learn essential industry best practices for cutting, machining, bonding, and installing extruded acrylic (PMMA) and polycarbonate (PC) tubing. Discover how to control thermal expansion, prevent stress cracking, choose proper saw blades, and maintain long-term optical clarity in high-performance application environments.
Frosted, Opal, and Colored Acrylic Tubes: Enhancing Architectural and Lighting Design
Discover how frosted, opal, and tinted extruded acrylic tubes transform architectural fixtures and linear LED lighting. Learn how specialized light-diffusing formulations eliminate LED hotspots, balance luminous transmission, and integrate custom color-matching or UV-protective co-extrusion for high-end commercial applications.
Cast vs. Extruded Acrylic Tubes: Which Process Fits Your Application?
Compare cast vs. extruded acrylic tubes to select the right manufacturing process for your application. Discover critical engineering differences in molecular weight, dimensional tolerances, chemical resistance, and machining performance to optimize product reliability and budget efficiency.
Custom Extruded Large Diameter and Thick-Wall Acrylic Tubes: Engineering & Tolerances
Explore the engineering, precision tolerances, and manufacturing dynamics of custom large-diameter and thick-wall extruded acrylic tubes up to 1000mm+. Discover how advanced cooling control, tight ID/OD tolerances, and post-extrusion CNC machining deliver structural integrity for high-pressure sight glasses, architectural columns, and marine applications.
The Ultimate Guide to Clear Plastic Tubing: Extruded Acrylic vs. Polycarbonate Tubes
Compare extruded acrylic vs. polycarbonate tubes to choose the optimal clear plastic tubing for your application. Discover critical trade-offs between 92% optical clarity, impact resistance, thermal limits, UV stability, and cost to optimize engineering performance and project budget.
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