What are the differences between extrusion and cast acrylic sheet
Acrylic material is a common material in the second-processing industry. According to the different manufacturing processes, extrusion and cast acrylic sheets have some differences in terms of physical properties and applications.
Below we made a comparison for these two materials.
Item | Extrusion Acrylic Sheet | Cast Acrylic Sheet |
---|---|---|
Production | The Extrusion Acrylic sheet is produced by PMMA resins. By melted the PMMA resins and extruded the material from T-Die to form the final sheet. | Cast acrylic is produced by mixing the acrylic liquid ingredients in molds. |
Chemical Resistance | Less chemical resistance | Higher chemical resistance |
Thickness Tolerance | ±5% | ±15% |
Flame Polishing | Easier to flame polishing | More difficult to flame polishing |
Tension | High tension | Low tension |
Hardness | Lower hardness | Higher hardness |
Scratch Resistant | Less scratch resistant | More scratch resistant |
Application | stationery, billboard, furniture, fashion product | signage, display stand |
Colors | Limited color selection | Wide color selection |
MOQ | High MOQ per color and thickness | Accept small batches of colors and thicknesses |
Surface covering | PE film Brown paper masking | PE film Brown paper masking / White paper masking |
Second Processing | Heat bending | Laser engraving |
Thermoforming | Laser cutting | |
Bonding | Heat processing |
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