Choosing Light Diffuser Thickness and Haze
Thickness should satisfy structure and fabrication first, then be evaluated as part of the optical stack. Higher haze can hide LED images but often…
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Acrylic Fabrication Insights
Practical guides on materials, tolerances, guarding and design — written by the engineers who quote and machine the parts.
Light Diffuser Materials for LED Applications
Choose a diffuser material by balancing transmission, haze, color stability, impact, heat, forming and fabrication—not by haze alone. Acrylic often…
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How to Specify Impact Resistance for Acrylic
Do not specify impact performance with 'strong' or a single catalog value. Define the object, mass, velocity or drop energy, impact location, support…
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Acrylic Fire Rating and Flammability Classification
How to read an acrylic flammability rating and fire classification: a fire-test class applies to the tested material, thickness and test method, not to…
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Acrylic Thermal Expansion: Clearance Rules
Large acrylic panels need room to move as temperature changes. The required allowance must be calculated from the exact grade's supplier coefficient,…
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What Causes Acrylic Crazing and Stress Cracks?
Crazing is a network of fine cracks usually driven by tensile stress plus a triggering environment. Stress may come from machining heat, bending, tight…
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Acrylic UV Resistance for Outdoor Use
Acrylic generally offers useful outdoor optical durability, but 'UV resistant' is not a complete service-life promise. Resin grade, color, thickness,…
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Acrylic Chemical Resistance for Enclosures
Chemical resistance cannot be decided from a generic 'compatible' label. Exposure concentration, temperature, duration, applied stress and fabrication…
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CNC Milling vs Laser Cutting Acrylic
Use laser cutting for efficient 2D profiles and engraving when its edge, taper and heat-affected appearance meet the drawing. Use CNC milling for…
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Designing Acrylic Dust Covers for Equipment
A dust cover should be designed around the contamination path and maintenance task. First decide whether the cover only blocks falling dust, slows…
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