Technical datasheet
Irgazin® Red K 3840 LW
Supplied bySun Chemical (DIC)- Last Updated on May 19, 2025
Irgazin® Red K 3840 LW by Sun Chemical (DIC) is an organic pigment. It is semi-opaque mid shade red with high color strength. It enables economical coloring solutions from bright yellow to blue shade red. It is proven industry-standard red for most coloration needs, offering confidence in use. Exhibits non-warping in HDPE molding applications. It is designed for dimension-critical applications such as transportation crates or beverage caps. It is the key alternative to lead chromate molybdate pigments for all indoor and selected outdoor applications. It is suitable for PO and PP fiber substrate. Irgazin® Red K 3840 LW is used in packaging, consumer goods, building & construction, and automotive application.
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Irgazin® Red K 3840 LW properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 1/3 ISD in HDPE | 0.0 Visible After Login | Visible After Login | Visible After Login |
| 1/3 ISD in PVC | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density, Bulk | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Heat Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hot Light | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hot Light | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Light Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Light Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Light Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Light Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Migration Resistance | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Migration Resistance | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Weather Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Weather Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Weather Fastness | 0.0 Visible After Login | Visible After Login | Visible After Login |





