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Dow Nordel® NDR 4820P EPDM Hydrocarbon Rubber

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer Dow Chemical
Trade Name Nordel®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Nordel® NDR 4820P EPDM Hydrocarbon Rubber.pdf
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Material Notes:
Description: This crystalline ethylene-propylene-diene terpolymer (EPDM) has a low viscosity for excellent flow characteristics and hot green strength. It has been designed for property modification of thermoset rubber and thermoplastic polyolefin compounds including polyethylene and polypropylene. It can be crosslinked via traditional techniques including sulfur, phenolic, peroxide, irradiation and hydrosilation. NDR 4820P is developmental and made via INSITE™ technology.Information provided by manufacturer.This former DuPont Dow Elastomers product line is now produced by Dow Chemical.
Physical Properties Metric English Comments
Density 0.908 g/cc
0.0328 lb/in³
ASTM D297
Volatiles <= 0.40 %
<= 0.40 %
Total Volatiles; DuPont Dow PQ-E-007
Mooney Viscosity 20

@Temperature 125 °C
20

@Temperature 257 °F
ML 1 + 4; ASTM D1646
Melt Index of Compound 1.0 g/10 min

@Load 2.16 kg,
Temperature 190 °C
1.0 g/10 min

@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
Ash <= 0.10 %
<= 0.10 %
ASTM D5667
Thermal Properties Metric English Comments
Melting Point 90.0 °C
194 °F
Tm
Descriptive Properties Value Comments
ENB 4.9 mass%
ASTM D6047
Ethylene 85 mass%
ASTM D3900
Molecular Weight Distribution Narrow
DuPont Dow PQ-E-034 and 036
Product Form Pellets
Propylene 10.1 mass%
ASTM D3900
Residual Transition Metal Max 10 ppm
DuPont Dow
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