Plastistrength® 551

1 of 7 products in this brand
Plastistrength® 551 is a medium molecular weight acrylic process aid designed to enhance the processability of rigid and flexible vinyl compounds. It is suitable for applications such as siding, profiles, pipes, calendered sheets, and blow-molded bottles, offering improved performance at low use levels.

Chemical Family: Acrylics & Acrylates

End Uses: Bottles, Calendared Sheets, Fittings, Pipes, Profiles, Siding Applications

Technical Data Sheet

Enhanced TDS

Identification & Functionality

Features & Benefits

Materials Features
Product Benefits
  • Plastistrength® 551 process aid imparts good melt strength to vinyl formulations during processing.
  • Plastistrength® 551 process aid generates even control over fusion at reduced use levels for ease of processing and maximum development of physical properties.
  • Plastistrength® 551 process aid has been extensively tested in weatherable applications and is widely used in exterior PVC building products where good weathering performance is critical.

Applications & Uses

Plastics & Elastomers End Uses
Suggested Use Levels
  • Plastistrength® 551 process aid is recommended for applications such as vinyl siding, profiles, calendaring, pipes and fittings.
  • Plastistrength® 551 is commonly used in PVC formulations for food or pharmaceutical packaging.
  • Dedicated information on formulation and regulatory status is available upon request.
  • Customers should evaluate Plastistrength® 551 process aid in their own laboratories to establish optimum conditions for use in their processes and applications.

Properties

Color (Properties)
Physical Form
Appearance
White powder
Typical Properties
ValueUnitsTest Method / Conditions
Percent Volatilemax. 1.2%-
Particle Size (on 40 mesh)max. 2%-
Bulk Density0.45g/cc-
Specific Gravity1.17--

Packaging & Availability

Packaging Information
  • Plastistrength® 551 process aid is packaged in 20 kg bags and 500 kg and 1000 lb bulk bags.