eFunda Polymers: Properties of ABS {injection molding grade, medium impact}
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Application: injection molding grade, medium impact
Material Properties
 Mechanical Properties Conditions
State 1 State 2 ASTM
Elastic Modulus (MPa)   1380 - 3105  compressive   D638
  2070 - 2760  tensile   D638
Flexural Modulus (MPa)   2139 - 2760   23 ºC   D790
Tensile Strength (MPa)   38 - 52 at break   D638
  35 - 50 at yield   D638
Compressive Strength (MPa)
at yield or break
  12 - 86     D695
Flexural Strength (MPa)
at yield or break
  49 - 90     D790
Elongation at break (%)   2 - 60     D638
Hardness  102 - 115  Rockwell R   D638
Izod Impact (J/cm of notch)
1/8" thick specimen unless noted
  1.6 - 5.1     D256A

 Thermal Properties Conditions
Pressure State ASTM
Coef of Thermal Expansion (10-6/ºC)   80 - 100     D696
Deflection Temperature (ºC)   89 - 107   0.46 MPa  annealed D648
  79 - 104   1.82 MPa  annealed D648

 Physical & Electrical Properties Conditions
State ASTM
Specific Gravity  1.03 - 1.06   D792
Water Absorption (% weight increase)  0.2 - 0.45  after 24 hrs D570
Dielectric Strength (V/mil);
1/8" thick specimen unless noted
  350 - 500   D149

 Processing Properties Conditions
Type ASTM
Melt Flow (gm/10 min)  1.1 - 34.3   D1238
Melting Temperature (ºC)  102 - 115  Tg, amorphous  
Processing Temperature (ºC)  199 - 274  injection molding  
 163 - 177  compression molding  
Molding Pressure (MPa)   55 - 172    
Compression Ratio  1.1 - 2    
Linear Mold Shrinkage (cm/cm)  0.004 - 0.009   D955

Suppliers
A. Schulman Akron, OH  800-662-7203
Albis Corp. Rosenburg, TX  800-231-5911
American Polymers, Inc. Worcester, MA   
Ashley Polymers Brooklyn, NY   
Bamberger Polymers, Inc. Jericho, NY   
BASF Corp. Mount Olive, NJ  800-BC-RESIN
Bayer Corp. Pittsburgh, PA  800-662-2927
Diamond Polymers Akron, OH  888-437-4674
Dow Plastics Midland, MI  800-441-4369
Federal Plastics Corp. Cranford, NJ  800-541-4424
GE Plastics Pittsfield, MA  800-845-0600
LG Chemical America, Inc. Englewood Cliffs, NJ   
Polymer Resources, Ltd. Farmington, CT  800-243-5176
R.S.G. Polymers Corp. Stony Brook, NY   
RTP Co. Winona, MN  800-433-4787
Shuman Plastics, Inc. Depew, NY   
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