Plastistrength® 580 by Arkema is an ultra-high molecular weight acrylic processing aid. It provides exceptional melt strength. It shows excellent foam density and cellular structure, with a quality surface finish, for cellular PVC building products.
- It offers excellent value in formulations by increased efficiency and dosage reduction compared to traditional PVC process aids.
- It maintains smooth surface finish after extrusion, allowing for exceptional weatherability and paintability.
- It is recommended for all vinyl foam applications.
- It can be used at reduced loading levels in deck boards, thin cellular PVC sheets, foam core pipe, and foamed moldings and maintains the needed final properties.
- It gives more uniform and finer cell structure after cell nucleation by capturing an optimum amount of gas evolved from the blowing agent component.
- Plastistrength® 580 is designed for use in thick PVC foam sheet but also effective in other applications.
| Chemical Composition: | Acrylic |
| Appearance | Powder |
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Availability
Product Status:COMMERCIAL
Plastistrength® 580 properties
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density, Bulk | 0.5 g/cm3 | ||
| Particle Size Distribution | < 2 % | At 40 Mesh | |
| Specific Gravity | 1.11 | ||
| Volatile Content | 1 % | ||


