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Ensinger PEI

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SABIC LNP™ LUBRICOMP™ Compound KAL22 Acetal (POM) Copolymer
Categories: Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM)
Material Notes: LNP LUBRICOMP KAL22 compound is based on Acetal (POM) Copolymer resin containing 10% PTFE, 10% aramid fiber. Added features of this grade include: Wear Resistant.

Features: Wear resistant

Information provided by SABIC
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Physical PropertiesOriginal ValueComments
Specific Gravity 1.46 g/ccASTM D792
Density 1.46 g/ccISO 1183
Water Absorption 0.20 - 0.40 %
@Time 86400 sec		ASTM D570
 0.20 - 0.40 %
@Time 86400 sec		ISO 62-1
Moisture Absorption 0.100 %23°C/50% RH/24 hrs; ASTM D570
 0.100 %23°C / 50% RH; ISO 62
Viscosity 11 cP
@Load 10.0 kg,
Temperature 230 °C		MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow 0.010 - 0.030 cm/cmSABIC method
Linear Mold Shrinkage, Transverse 0.010 - 0.030 cm/cmSABIC method
Melt Flow 13 g/10 min
@Load 10.0 kg,
Temperature 230 °C		ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 58.0 MPa5 mm/min; ASTM D638
Tensile Strength, Yield 62.0 MPa5 mm/min; ISO 527
Elongation at Break 6.5 %5 mm/min; ISO 527
 7.4 %5 mm/min; ASTM D638
Elongation at Yield 5.9 %5 mm/min; ISO 527
 6.5 %5 mm/min; ASTM D638
Tensile Modulus 3400 MPa1 mm/min; ISO 527
 3500 MPa5 mm/min; ASTM D638
Flexural Strength 83.0 MPa1.3 mm/min, 50 mm span; ASTM D790
 88.0 MPa2 mm/min; ISO 178
Flexural Modulus 3300 MPa2 mm/min; ISO 178
 3400 MPa1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched 45.0 JASTM D256
Izod Impact, Unnotched 540 J/mASTM D4812
Izod Impact, Notched (ISO) 9.00 kJ/m²80*10*4; ISO 180/1A
Izod Impact, Unnotched (ISO) 40.0 kJ/m²80*10*4; ISO 180/1U
Charpy Impact Unnotched 53.0 kJ/m²Edgew 80*10*4 sp=62mm; ISO 179/1eU
Charpy Impact, Notched 14.0 kJ/m²Edgew 80*10*4 sp=62mm; ISO 179/1eA
Coefficient of Friction, Dynamic 0.19ASTM D3702 Modified: Manual
Coefficient of Friction, Static 0.22ASTM D3702 Modified: Manual
K (wear) Factor 29.0 x 10-10 in³-min/ft-lb-hrWasher; ASTM D3702 Modified: Manual
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 77.0 µm/m-°C
@Temperature 23.0 - 60.0 °C		ASTM E831
 77.0 µm/m-°C
@Temperature 23.0 - 60.0 °C		ISO 11359-2
CTE, linear, Transverse to Flow 120 µm/m-°C
@Temperature 23.0 - 60.0 °C		ASTM E831
 120 µm/m-°C
@Temperature 23.0 - 60.0 °C		ISO 11359-2
Deflection Temperature at 0.46 MPa (66 psi) 152 °CFlatw 80*10*4 sp=64mm; ISO 75/Bf
 162 °C
@Thickness 3.20 mm		unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 104 °CFlatw 80*10*4 sp=64mm; ISO 75/Af
 120 °C
@Thickness 3.20 mm		unannealed; ASTM D648
Vicat Softening Point 152 °CRate B/50; ASTM D1525
 152 °CRate B/50; ISO 306
 153 °CRate B/120; ISO 306
Flammability, UL94 HB
@Thickness >=0.800 mm		UL 94
 
Processing PropertiesOriginal ValueComments
Zone 2 195 - 205 °C
Zone 3 210 - 220 °C
Melt Temperature 200 - 215 °CInjection Molding
Mold Temperature 80.0 - 110 °C
Drying Temperature 80.0 °CInjection Molding
Dry Time 4.00 hourInjection Molding
Back Pressure 0.200 - 0.300 MPa
Screw Speed 30 - 60 rpm

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