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Royalene® 525

An Ultra Fast Curing Polymer for Automotive Extrusions

Properties

Physical Form
  • Bale
  • Solid

Product families

Applications

Automotive & Transportation — Automotive
  • Exterior & Body
  • Interior
  • Powertrain & UTH

Product Families

Elastomers — Thermoset Elastomers
  • EP Rubbers (EPDM)

Other characteristics

Brand
Royalene
Polymer Name
Ethylene Propylene Diene Terpolymer (EPDM)
Processing Methods
Extrusion, Profile Extrusion
Color
Amber
Markets
Automotive & Transportation
Technology
Elastomers
Unique Features

High unsaturation - Ultra fast cure rate; Excellent compression set resistance in closed cell sponge extrusions; Excellent low temperature properties; Co-cures well with SBR; Non-staining; Friable bale form for rapid mixing in internal mixers and excellent dispersion properties; Excellent weathering resistance

Material Features
  • Fast Curing
  • General Purpose
  • Good Moldability
  • Good Processability
  • Good Weather Stability
  • Low Compression Set
  • Low Temperature Flexibility
  • Low Temperature Strength
Chemical Inventories
  • AICS (Australia)
  • DSL (Canada)
  • IECSC (China)
  • KECI (Korea)
  • MITI Listed (Japan)
  • NDSL (Canada)
  • PICCS (Phillipines)
  • TSCA (USA)
Plastics and Elastomers End Uses
  • Automotive Applications
  • Automotive Exterior Parts
  • Automotive Interior Parts
  • Automotive Interior Trim
  • Automotive Under The Hood
  • Automotive Window Encapsulation
  • Gaskets
  • General Purpose
Plastics and Elastomers Processing Methods
  • Extrusion
  • Profile Extrusion

Technical data

Table 1 of 2

6 rows
CharacteristicValueUnitMethod
ENB Content8.1wt %ZS 1222
Ethylene/Propylene60/40w/wZS 1231
Molecular Weight DistributionMedium—ZS 1296A
Mooney Viscosity (Unmilled)65ML (1+4)/125°CZBS 1220B
Specific Gravity0.86g/cc.ASTM D-792
Volatile Matter0.7wt %ZS 1008K

Table 2 of 2

1 row
CharacteristicValue
StabilizerNon-staining

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