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Kumho SBR 1721

Emulsion Styrene Butadiene Rubber

Supplied by Korea Kumho Petrochemical Co., Ltd.

The technical datasheet with complete property values for Kumho SBR 1721 is available to members of the Prospector Plastics Database.
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General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  • North America
Additive 
  • Unspecified Stabilizer 1
Features 
  • Copolymer
  • Good Dimensional Stability
  • Low Shrinkage
Uses 
  • Automotive Applications
  • Belts/Belt Repair
  • Footwear
  • Hose
  
RoHS Compliance 
Forms 
  • Pellets
Physical
Nominal Value
Unit
 
Specific Gravity
 
  
Mooney Viscosity
      
ML 1+4, 212°F
MU
  
ML 1+4, 212°F 3
MU
  
Bound Styrene
%
  
Mechanical
Nominal Value
Unit
 
Abrasion Resistance 4
cc/1000 rev
  
Tear Resistance 5
lbf/in
  
Elastomers
Nominal Value
Unit
 
Tensile Stress 6 (300% Strain)
psi
  
Tensile Strength 6 (Yield)
psi
  
Tensile Elongation 6 (Break)
%
  
Compression Set 7 (212°F, 70.0 hr)
%
  
Hardness
Nominal Value
Unit
 
Durometer Hardness 6
 
  
Additional Information
Nominal Value
Unit
 
Coagulant
 
  
Emulsifier
 
  
Flexural Crack Resistance - flexes 8
 
  
Monsanto ODR
      
320°F 9
min
  
320°F 10
min
  
320°F 11
lbf/in
  
320°F 12
lbf/in
  
320°F 13
min
  
Oil Content - Aromatic
phr
  
Rebound 14
%
  
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Kumho SBR 1721, Kumho SBR , KumhoSBR1721, KumhoSBR, SBR 1721, SBR1721, SBR, 1721, Styrene Butadiene Rubber, Emulsion, Styrene Butadiene Rubber Emulsion, SBR, Emulsion, SBR Emulsion, Polybutadiene Rubber, PBR, Kumho, StyreneButadieneRubberEmulsion, SBREmulsion, PolybutadieneRubber, 1721SBR
Features
Features may also be described by the following terms: Low Shrinkage, Good Dimensional Stability, Dimensionally Stable.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector, Belts/Belt Repair, Belt Repair.
Notes
1Staining
2Typical properties: these are not to be construed as specifications.
3Compound
4Akron Type Tester
5B-Type
6145°C x 35 min, press vulcanization
725% def
8De Mattia Flexometer: Cut Growth 2mm to 15mm
9Arc ± 1°, T'90
10Arc ± 1°, T'50
11Arc ± 1°, ML
12Arc ± 1°, MH
13Arc ± 1°, TS 01
14ASTM
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.