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Rulon Bearings

A. Schulman POLYBLAK™ 4642 Premium Black Color Concentrate, 40% Carbon Black Based In LLDPE
Categories: Other Engineering Material; Additive/Filler for Polymer; Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE)

Material Notes: Description

POLYBLAK® Black 4642 is a premium black color concentrate containing 40% carbon based in LLDPE. This carbon black masterbatch is designed to provide smooth extruded surfaces and exceptionally long screen pack life. POLYBLAK® Black 4642 is formulated for use in durable high density polyethylene applications such as pipe and geomembranes. POLYBLAK® 4642 is typically recommended for use at addition levels between 5.0 and 6.25%.

Information provided by A. Schulman.

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.14 g/cc1.14 g/ccASTM D792
Moisture Absorption <= 0.100 %<= 0.100 %ASTM D789
Carbon Black Loading 40 %40 %

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