Time: 2026-06-05 08:59:16
Author: SHENZHEN LONGDA LED CO.,LTD.
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The three types of cabinets for LED displays are die-cast aluminum, magnesium alloy and cold-rolled steel cabinets.
The differences among the three cabinet types are as follows:
Die-cast aluminum cabinets feature high machining precision yet come with higher cost and heavier weight;
Magnesium alloy cabinets are lightweight, good in toughness but pricey;
Cold-rolled steel cabinets have a relatively low cost, but are heavy and prone to rust.
These three material options dominate the current LED display cabinet market.

cold rolled steel

magnesium alloy

die-cast aluminum
For the current LED display cabinet rental market, die-cast aluminum cabinets are commonly used for small-size screens, while magnesium alloy or cold-rolled steel cabinets are adopted for large outdoor screens.
Detailed comparisons on parameters, weight and dimensions are omitted herein, as such figures vary with cabinet models and screen specifications. In addition, manufacturing processes and technical standards differ from manufacturer to manufacturer.