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Cel-Span® CFA 840

Cel-Span® CFA 840 is a 40% active endothermic foaming agent concentrate, suitable for a variety of olefin resins such as polyethylene and polypropylene. Cel-Span® CFA 840 is recommended for extrusion, injection, and structural foam molding of polyolefins.

Brand: Cel-Span (30 products)

Functions: Foaming Agent

Chemical Family: Carbonates

Compatible Polymers & Resins: Polyethylenes (PE), Polypropylenes (PP)

Processing Methods: Extrusion, Injection Molding

End Uses: Profiles, Rigid Films, Rigid Packaging

Technical Data Sheet

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family
Carbonates
Plastics & Elastomers Functions
Foaming Agent
Technologies
Elastomers,
Plastics
Product Families
Elastomers — Elastomer Additives
Processing Aids
Plastics — Polymer Additives
Processing Aids

Features & Benefits

Product Highlights
  • Nucleation of direct gas foamed: 0.5-1%
  • Gas counter pressure: 1.0-2.5%
  • Sink mark elimination: 0.5-1.5%
  • Structural foamed molding: 1.5-2.5%

Applications & Uses

Markets
Automotive & Transportation,
Building & Construction,
Consumer Goods,
Electrical & Electronics,
Printing & Packaging
Applications
Building & Construction — Building Materials
Interior Fixtures,
Other Building Materials
Automotive & Transportation — Other Automotive & Transportation Applications
Building & Construction — Other Building & Construction Applications
Consumer Goods — Other Consumer Goods Applications
Electrical & Electronics — Other Electrical & Electronics Applications
Printing & Packaging — Packaging
Other Packaging Materials
Compatible Polymers & Resins
Polyethylenes (PE),
Polypropylenes (PP)
Plastics & Elastomers End Uses
Profiles,
Rigid Films,
Rigid Packaging
Plastics & Elastomers Processing Methods
Extrusion,
Injection Molding

Properties

Appearance
Natural White Pellets
Typical Properties
ValueUnitsTest Method / Conditions
Decomposition Temperature375 - 425°F-
Gas Volume (temperature depended)60-70g/cc-

Regulatory & Compliance

Certifications & Compliance
Generally Recognized As Safe (GRAS)

Packaging & Availability

Packaging Type
Bags,
Boxes

Storage & Handling

Storage and Handling

Cel-Span® CFA 840 is packaged in 50 lb. plastic bags or 1,100 lb. gaylord boxes. We recommend that this product be kept in its original container or package and in a dry location. No adverse health effects from the use of Cel-Span® CFA 840 are known. The additives in the formulation are GRAS approved.