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Radici Compounds AC25

Acetal (POM) Copolymer

Supplied by Radici Plastics USA, Inc.

The technical datasheet with complete property values for Radici Compounds AC25 is available to members of the Prospector Plastics Database.
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Product Description
AC25 is an acetal copolymer with a viscosity suitable for extrusion applications, or for injection molding of thicker wall-section parts requiring optimum toughness.

Acetal copolymer is a highly crystalline engineering thermoplastic based on trioxane, polymerized with a comonomer to provide exceptional thermal stability both in processing and for molded parts which may be exposed to high temperature environments.

AC25 exhibits the characteristics of a true engineering material; predictability of performance in a wide range of environments and for long periods of time. Performance characteristics combine excellent strength, rigidity and toughness, a unique resilience, outstanding static and dynamic fatigue resistance, natural lubricity and resistance to a very wide range of solvents, oils, greases and chemicals, including strong alkalis. Extremely low moisture absorption results in excellent dimensional stability, and therefore an ability to hold precision tolerances in parts exposed to a wide range of humidity.

AC25 should be considered for extrusion application such as profile, tubing, rod or slab where it's higher melt strength will be an advantage. AC25 is also selected for injection molding applications where the higher viscosity can help improve packing of thicker section parts, and also realize best practical toughness.
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Features 
  • Alkali Resistant
  • Copolymer
  • Crystalline
  • Fatigue Resistant
  • Good Chemical Resistance
  • Good Dimensional Stability
  • Good Thermal Stability
  • Good Toughness
  • Grease Resistant
  • High Heat Resistance
  • High Rigidity
  • High Strength
  • Low to No Water Absorption
  • Oil Resistant
  • Resilient
  • Solvent Resistant
Uses 
  • Pressed Slabs
  • Profiles
  • Rods
  • Thick-walled Parts
  • Tubing
Appearance 
  • Colors Available
  • Natural Color
 
Forms 
  • Pellets
Processing Method 
  • Extrusion
  • Injection Molding
 
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
ASTM D792
Molding Shrinkage
    ASTM D955
Flow: 0.125 in
in/in
 
Across Flow
in/in
 
Water Absorption (24 hr)
%
ASTM D570
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength (Yield, 73°F, 0.125 in)
psi
ASTM D638
Tensile Elongation (Break, 73°F, 0.125 in)
%
ASTM D638
Flexural Modulus (73°F)
psi
ASTM D790
Flexural Strength (73°F)
psi
ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F, 0.125 in)
ft·lb/in
ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale)
 
ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (264 psi, Unannealed)
°F
ASTM D648
Melting Temperature
°F
 
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Radici Compounds AC25, Radici Compounds , RadiciCompoundsAC25, RadiciCompounds, CompoundsAC 25, CompoundsAC25, Compounds, AC 25, AC25, Acetal Copolymer, Acetal Copolymer, Acetal (POM) Copolymer, Acetal POM Copolymer, Acetal, pom, Radici USA, AcetalPOMCopolymer, 25AC, 25CompoundsAC
Features
Features may also be described by the following terms: High Strength, High Rigidity, Good Toughness, Tough, Good Chemical Resistance, Chemical Resistant, Low Water Absorption, Low Moisture Absorption, Water Resistant, Moisure Resistant, Good Dimensional Stability, Dimensionally Stable, Good Thermal Stability, High Heat Resistance.
Uses
Uses may also be described by the following terms: Tubing, Tube, Rods, Rod, Pressed Slabs, Thick-walled Parts, Thick Walled Parts, Thick-wall Parts, Thick Wall Parts, Thickwall Parts.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
 
Drying Time
hr
 
Suggested Shot Size
%
 
Rear Temperature
°F
 
Middle Temperature
°F
 
Front Temperature
°F
 
Processing (Melt) Temp
°F
 
Mold Temperature
°F
 
Back Pressure
psi
 
Screw Speed
rpm
 
Cushion
in
 
Notes
1Typical properties: these are not to be construed as specifications.
 
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.