Ultrapolymers
Friday, August 15, 2025
LARPEEK 10
Units 
LATI INDUSTRIA TERMOPLASTICI SPA - Polyetheretherketone
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General Information
Product Description
Product made of Polyetheretherketone (PEEK). Unfilled. Intrinsically flame retardant. Very good chemical resistance. Very good thermal properties. Low smoke density and low toxicity index. PFAS-free product.
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Features 
  • Flame Retardant
  • High Heat Resistance
  • PFAS Free
Uses 
  • High Temperature Applications
Properties 1
Physical
Nominal Value
Unit
Test Method
Density (23°C)
1.30
g/cm³
 ISO 1183
Molding Shrinkage 2
     ISO 294-4
Across Flow : 2.00 mm
0.90 to 1.3
%
  
Flow : 2.00 mm
0.80 to 1.2
%
  
Water Absorption 3 (Saturation, 23°C)
0.10
%
 ISO 62
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
     ISO 527-1/1
23°C
3500
MPa
  
60°C
3300
MPa
  
90°C
3200
MPa
  
120°C
3100
MPa
  
150°C
2300
MPa
  
Tensile Stress
     ISO 527-2/5
Yield, 23°C
95.0
MPa
  
Yield, 60°C
80.0
MPa
  
Yield, 90°C
60.0
MPa
  
Yield, 120°C
50.0
MPa
  
Yield, 150°C
35.0
MPa
  
Tensile Stress
     ISO 527-2/5
Break, 23°C
75.0
MPa
  
Break, 60°C
65.0
MPa
  
Break, 90°C
No Break
 
  
Break, 120°C
No Break
 
  
Break, 150°C
No Break
 
  
Tensile Strain
     ISO 527-2/5
Yield, 23°C
5.5
%
  
Yield, 60°C
4.4
%
  
Yield, 90°C
3.9
%
  
Yield, 120°C
3.0
%
  
Yield, 150°C
2.0
%
  
Tensile Strain
     ISO 527-2/5
Break, 23°C
20
%
  
Break, 60°C
55
%
  
Break, 90°C
> 50
%
  
Break, 120°C
> 50
%
  
Break, 150°C
> 50
%
  
Coefficient of Friction 4
     Internal Method
Dynamic
0.26
 
  
Static
0.32
 
  
Wear Factor 5
1600
10^-8 mm³/N·m
 Internal Method
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength (23°C)
6.0
kJ/m²
 ISO 179/1eA
Charpy Unnotched Impact Strength (23°C)
No Break
 
 ISO 179/1eU
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (0.45 MPa, Unannealed)
205
°C
 ISO 75-2/B
Deflection Temperature Under Load (1.8 MPa, Unannealed)
155
°C
 ISO 75-2/A
Vicat Softening Temperature
280
°C
 ISO 306/B120
CLTE - Flow (30 to 100°C)
4.5E-5
cm/cm/°C
 ISO 11359-2
CLTE - Transverse (30 to 100°C)
5.0E-5
cm/cm/°C
 ISO 11359-2
Thermal Conductivity
     ASTM E1461
-- 6
0.30
W/m/K
  
-- 7
0.30
W/m/K
  
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
1.0E+12
ohms
 ASTM D257
Dielectric Strength (23°C, 2.00 mm, Method A (Short-Time))
22
kV/mm
 ASTM D149
Comparative Tracking Index 8 (Solution A)
175
V
 IEC 60112
Flammability
Nominal Value
Unit
Test Method
Flame Rating
     UL 94
1.5 mm
V-0
 
  
3.0 mm
V-0
 
  
Glow Wire Flammability Index (2.0 mm)
960
°C
 IEC 60695-2-12
Glow Wire Ignition Temperature (2.0 mm)
825
°C
 IEC 60695-2-13
Oxygen Index
35
%
 ASTM D2863
Notes
1Typical properties: these are not to be construed as specifications.
260 MPa
3in air
4ISO 7148-2 (speed 0.126 m/s, load 10N)
5ISO 7148-2 (speed 0.126 m/s, load 10N, path length 13.6km)
6through plane
7in plane
8Without surfactant
 
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