Products

Ultramid® A4H

Ultramid® A4H

Manufacturer: BASF
Produced At: Europe / China
Product Category: Polyamide 66 Copolymer
Product No: Ultramid A4H
Product Quantity: 25KG / BAG
Product Features: Heat Aging Resistant、Medium Viscosity、Oil Resistant

Ultramid® A4H

Polyamide 66
Product Description:
A high heat aging resistant, medium viscosity injection moulding grade for highly stressed parts such as bearing cages, gear-wheels, coil formers and cable connectors.
Features 
  • Heat Aging Resistant、Medium Viscosity、Oil Resistant
Uses 
  • ConnectorsWheels 
Agency Ratings 

  • EC 1907/2006 (REACH)

RoHS Compliance 

  • RoHS Compliant

Forms 

  • Pellets

Processing Method 

  • Injection Molding

Multi-Point Data 

  • Isothermal Stress vs. Strain (ISO 11403-1)

  • Secant Modulus vs. Strain (ISO 11403-1)

  • Shear Modulus vs. Temperature (ISO 11403-1)

  • Viscosity vs. Shear Rate (ISO 11403-2) 

Physical
Dry
Conditioned
Unit
Test Method
Density
1.13
--
g/cm³
ISO 1183
Apparent (Bulk) Density
0.70
--
g/cm³

Melt Volume-Flow Rate (MVR)(275°C/5.0 kg)
2.44
--
in³/10min
ISO 1133
Water Absorption



ISO 62
Saturation, 73°F
8.0 to 9.0
--
%

Equilibrium, 73°F, 50% RH
2.5 to 3.1
--
%

Viscosity Number (96% H2SO4 (Sulphuric Acid))
190
--
cm³/g
ISO 307
Mold Shrinkage - constrained  3
0.90
--
%

Mechanical
Dry
Conditioned
Unit
Test Method
Tensile Modulus
450000
174000
psi
ISO 527-2
Tensile Stress (Yield)
12300
7250
psi
ISO 527-2/50
Tensile Strain (Yield)
4.2
20
%
ISO 527-2/50
Nominal Tensile Strain at Break
25
> 50
%
ISO 527-2/50
Tensile Creep Modulus 4 (1000 hr)
--
102000
psi
ISO 899-1
Flexural Modulus
435000
--
psi
ISO 178
Impact
Dry
Conditioned
Unit
Test Method
Charpy Notched Impact Strength



ISO 179/1eA
-22°F
2.4
--
ft·lb/in²

73°F
2.7
12
ft·lb/in²

Charpy Unnotched Impact Strength(73°F)
No Break
No Break

ISO 179/1eU
Notched Izod Impact Strength



ISO 180/A
-22°F
3.3
3.3
ft·lb/in²

73°F
2.6 ft·lb/in²
No Break


Thermal
Dry
Conditioned
Unit
Test Method
Heat Deflection Temperature




66 psi, Unannealed
428
--
°F
ISO 75-2/B
264 psi, Unannealed
167
--
°F
ISO 75-2/A
Melting Temperature
500
--
°F
ISO 11357-3
CLTE - Flow (73 to 176°F)
3.9E-5 to 5.6E-5
--
in/in/°F
ISO 11359-2
Specific Heat
0.406
--
Btu/lb/°F

Thermal Conductivity
2.3
--
Btu·in/hr/ft²/°F
DIN 52612
Maximum Service Temperature - short cycle operation
392
--
°F

Temperature Index - at 50% loss of tensile strength



IEC 60216
-- 5
280
--
°F

-- 6
244
--
°F

Electrical
Dry
Conditioned
Unit
Test Method
Surface Resistivity
--
1.0E+10
ohms
IEC 60093
Volume Resistivity
1.0E+15
1.0E+12
ohms·cm
IEC 60093
Relative Permittivity (1 MHz)
3.20
5.00

IEC 60250
Dissipation Factor (1 MHz)
0.025
0.20

IEC 60250
Comparative Tracking Index(Solution A)
600
--
V
IEC 60112
Flammability
Dry
Conditioned
Unit
Test Method
Flammability Classification (0.06 in)
V-2
--

IEC 60695-11-10, -20
Additional Information
Dry
Conditioned


Polymer Abbreviation
PA66
--


Injection
Dry
Unit

Drying Temperature
176
°F

Drying Time
4.0
hr

Suggested Max Moisture
0.15
%

Hopper Temperature
176
°F

Rear Temperature
554
°F

Middle Temperature
554
°F

Front Temperature
554
°F

Nozzle Temperature
554
°F

Processing (Melt) Temp
536 to 572
°F

Mold Temperature
140 to 176
°F

Residence Time
< 10.0
min

Screw Speed
< 709
in/min


Products are widely used in plastic modification, automotive, construction, electrical and electronic, industrial, daily necessities and other fields


Consultation

Shanghai Langqi Plastic Materials Co., Ltd.   沪ICP备12022668号 公安机关备案号：31011202003696

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