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J.K thermoforming acrylic sheet is kind of extruded product, which combine PMMA resign and different scale of diffusion agent, features distinct high light diffusion and high light transmission. It's kind of translucent milk white material, which one side is matte, another side looks like orange peel texture. It's an idea lampshade material for LED ceiling light.
Thermoforming is a manufacturing process where a plastic sheet is heated to a pliable forming temperature, formed to a specific shape in a mold, and trimmed to create a usable product.
J.K thermoforming acrylic sheet is kind of extruded product, which combine PMMA resign and different scale of diffusion agent, features distinct high light diffusion and high light transmission. It's kind of translucent milk white material, which one side is matte, another side looks like orange peel texture. It's an idea lampshade material for LED ceiling light.
Specification
Dimension(L×W×T) | ||
Length(L) | Width(W) | Thickness(T) |
1250mm | 1250mm | 2.0/2.2/2.5mm |
Light Transmission | Normally 85%、80% after thermoforming | |
Appearance | One side matt, another orange peel texture, after thermoforming, there will be a comfortabler visual effection | |
Surface Color | Milky White/Gray | |
Flammability | HB |
Character
Light weight, weather resistance ( at least 5 years ), good light efficiency, light transmittance can be 80%-90% after forming to lampshade, and light is uniform and soft.
Item | Test Method | Unit | Value |
Light Transmission | ASTM D1003 | - | 80%-90% |
Water Absorption | ASTM D570-98 | % | 0.01 |
Vicat Softening Temp | ASTM D1525-09 | ℃ | 104.0 |
Heat Distortion Temp | ASTM D648-07 | ℃ | ≥85 |
Coefficient of Thermal Expansion | ASTMD696 | In/IN-F | 0.000033 |
Rockwell hardness | ASTM D785-08 | - | M-95 |
Flammability | UL 94-1996 | HB | |
Longitudinal shrinkage rate | WZ-YF-JYQB-025 | % | ≤5 |
Transverse elongation rate | WZ-YF-JYQB-025 | % | ≤3 |
Application
J.K thermoforming acrylic sheet is an idea material of lampshade for LED ceiling light:
Code | Thickness | Appearance | Recommend Light Source | Transmission (Before Thermoforming) | Transmission (Before Thermoforming) | Shrinkage |
JK-60 | 2.0mm | One side matt, Another side orange peel texture with milky white | Led or Fluorescent | 60 | 85% | Within 5% |
JK-55 | 2.0mm | One side matt, Another side orange peel texture with milky white | Led or Fluorescent | 55 | 80% | Within 5% |
JK-50 | 2.0mm | One side matt, Another side orange peel texture with gray color | Led or Fluorescent | 50 | 78% | Within 5% |
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