Delrin® 527UV BK701 Datasheet

ACETAL RESIN

Supplied by DuPont Performance Polymers

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Product Description
UV Stabilized Medium Viscosity Acetal Homopolymer
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Additive 
  • Lubricant
  • Mold Release
  • UV Stabilizer
Features 
  • Homopolymer
  • Medium Viscosity
  • UV Stabilized
RoHS Compliance 
Automotive Specifications 
 
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Multi-Point Data 
  • Tensile Modulus vs. Temperature (ISO 11403-1)
Part Marking Code (ISO 11469)
  • POM
Resin ID (ISO 1043)
  • POM
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
ISO 1183
Melt Mass-Flow Rate (MFR)
g/10 min
ISO 1133
Melt Volume-Flow Rate (MVR) (190°C/2.16 kg)
in³/10min
ISO 1133
Molding Shrinkage
    ISO 294-4
Across Flow
%
 
Flow
%
 
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
ISO 527-2
Tensile Stress (Yield)
psi
ISO 527-2
Tensile Strain (Yield)
%
ISO 527-2
Nominal Tensile Strain at Break
%
ISO 527-2
Flexural Modulus
psi
ISO 178
Flexural Stress (3.5% Strain)
psi
ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength
    ISO 179/1eA
-22°F
ft·lb/in²
 
73°F
ft·lb/in²
 
Charpy Unnotched Impact Strength (73°F)
ft·lb/in²
ISO 179/1eU
Notched Izod Impact Strength (73°F)
ft·lb/in²
ISO 180/1A
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness
    ISO 2039-2
M-Scale
 
 
R-Scale
 
 
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature
     
66 psi, Unannealed
°F
ISO 75-2/B
264 psi, Unannealed
°F
ISO 75-2/A
Melting Temperature 2
°F
ISO 11357-3
CLTE
    ISO 11359-2
Flow
in/in/°F
 
Transverse
in/in/°F
 
Annealing Temperature
°F
 
Annealing Time - Optional
min/mm
 
Flammability
Nominal Value
Unit
Test Method
Burning Rate 3 (0.0394 in)
in/min
ISO 3795
Flame Rating
     
0.031 in
 
UL 94
0.03 in
 
IEC 60695-11-10, -20
FMVSS Flammability
 
FMVSS 302
Fogging
    ISO 6452
F-value (refraction)
%
 
G-value (condensate)
g
 
Fill Analysis
Nominal Value
Unit
Test Method
Melt Density
g/cm³
 
Additional Information
Nominal Value
Unit
Test Method
Emission
mg/kg
VDA 275
Weather Stability
     
delta E
 
DIN 53236
grey scale
 
ISO 105-A02
Related Terminology
This supplier and product may also be known by these terms: Derlin, Polyacetal
Generic Name
Generic Name may also be described by the following terms: Polyacetal.
Features
Features may also be described by the following terms: Medium Viscosity.
Automotive Specifications
This plastic material has approval for 2 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): CHRYSLER (1), FORD (1).
Available Documents
Processing - Injection Molding (English)
Typical Processing for DuPont Engineering Polymers (English)
White Paper - Property Advantages of Delrin® Acetal Homopolymer - a guide for design engineers (English)
Injection
Nominal Value
Unit
 
Drying Temperature
°F
 
Drying Time - Desiccant Dryer
hr
 
Suggested Max Moisture
%
 
Processing (Melt) Temp
°F
 
Melt Temperature, Optimum
°F
 
Mold Temperature
°F
 
Mold Temperature, Optimum
°F
 
Holding Pressure
psi
 
Drying Recommended
 
 
Hold Pressure Time
s/mm
 
Notes
1Typical properties: these are not to be construed as specifications.
210°C/min
3FMVSS 302
 
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