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Ultraform® N 2640 Z6 UNC

Acetal (POM) Copolymer

Supplied by BASF Corporation

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Product Description
Ultraform N 2640 Z6 UNC is an elastomer-modified injection molding POM grade with excellent impact strength.
General  
Material Status 
  • Commercial: Active
Availability 
  • Europe
  • North America
  
Additive 
  • Impact Modifier
Features 
  • Good Impact Resistance
  • Impact Modified
  
Uses 
  • Automotive Exterior Parts
  • Fasteners
  • Toys
Agency Ratings 
RoHS Compliance 
Appearance 
  • Natural Color
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
      
--
 
 ASTM D792
--
lb/in³
 ISO 1183 2
Melt volume-flow rate (190°C/2.16 kg)
in³/10min
 ISO 1133 2
Molding Shrinkage
      
Flow: 0.125 in
in/in
 ASTM D955
Across Flow
%
 ISO 294-4
Flow
%
 ISO 294-4
Water Absorption
      
Saturation
%
 ASTM D570, ISO 62 2
Equilibrium, 50% RH
%
 ASTM D570
Equilibrium
%
 ISO 62 2
Mechanical
Nominal Value
Unit
Test Method
Tensile modulus
psi
 ISO 527-2 2
Tensile Strength
      
Yield, 73°F
psi
 ASTM D638
Yield
psi
 ISO 527-2 2
Tensile Elongation
      
Yield, 73°F
%
 ASTM D638
Yield
%
 ISO 527-2 2
Nominal strain at break
%
 ISO 527-2 2
Tensile Creep Modulus
     ISO 899-1 2
1 hr
psi
  
1000 hr
psi
  
Flexural Modulus (73°F)
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Charpy notched impact strength
     ISO 179/1eA 2
-22°F
ft·lb/in²
  
73°F
ft·lb/in²
  
Charpy Unnotched Impact Strength
     ISO 179
-22°F
 
  
73°F
 
  
Notched Izod Impact
     ASTM D256
-40°F
ft·lb/in
  
73°F
ft·lb/in
  
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
      
66 psi, Unannealed
°F
 ASTM D648
264 psi, Unannealed
°F
 ASTM D648
264 psi
°F
 ISO 75-2 2
Melting Temperature
°F
 ASTM D3418, ISO 3146
CLTE - Flow
      
--
in/in/°F
 ASTM E831
--
in/in/°F
 ISO 11359-2
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity 3
ohms
 ASTM D257, IEC 60093 2
Volume Resistivity
      
0.0591 in
ohm·cm
 ASTM D257
--
ohm·in
 IEC 60093 2
Relative Permittivity
     IEC 60250 2
100 Hz
 
  
1 MHz
 
  
Dissipation Factor
     IEC 60250 2
100 Hz
 
  
1 MHz
 
  
Comparative tracking index
 
 IEC 60112 2
Electric strength
V/mil
 IEC 60243-1 2
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL (0.0591 in)
 
 UL 94
UL
Nominal Value
Unit
Test Method
RTI Str (0.0591 in)
°F
 UL 746
RTI Imp (0.0591 in)
°F
 UL 746
RTI Elec (0.0591 in)
°F
 UL 746
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Ultraform® N 2640 Z6 UNC, Ultraform N 2640 Z6 UNC, Ultraform® , Ultraform, UltraformN2640Z6UNC, N 2640 Z 6 UNC, N 2640 Z6 UNC, N2640, 2640Z, Z6, 6UNC, N2640Z6UNC, Acetal Copolymer, Acetal Copolymer, Acetal (POM) Copolymer, Acetal POM Copolymer, Acetal, pom, BASF, AcetalPOMCopolymer, 2640N
Features
Features may also be described by the following terms: Good Impact Resistance.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): EC (1).
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Suggested Max Moisture
%
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Injection Rate
 
  
Notes
1Typical properties: these are not to be construed as specifications.
2Tested in accordance with ISO 10350. 23°C/50%r.h. unless otherwise noted.
31.5 mm
 
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.