Product Texts
Vydyne 49H BK0743 is a general-purpose, impact-modified, high modulus PA66 resin. 49H BK0743 is recognized for all the processing and property advantages inherent to PA66 with the addition of improved impact strength. This resin offers a well balanced combination of engineering properties characterized by high melt point, good surface lubricity, abrasion resistance, resistant to most chemicals including motor oils, transmission fluids, lubricants and fuels.
General
Additive
Heat Stabilizer
Features
Abrasion Resistance, Chemical Resistant, Fast Molding Cycle, Gasoline Resistant, General Purpose, Good Processability, Good Toughness, Heat Stabilized, High Impact Resistance, Impact Modified, Oil Resistant, Solvent Resistant
Uses
Impact Modified
Automotive Specifications
Ford WSS-M4D706-B1, GM GMW16447P-PA66-T1
Appearance
Black
Forms
Pellets
Processing Method
Injection Molding
Physical
dry
cond.
Unit
Test Norm
Density
1.12
-
g/cm³
ISO 1183
Molding Shrinkage
ISO 294-4
Across Flow : 23°C, 2.00 mm
2.2
*
%
Flow : 23°C, 2.00 mm
2.6
*
%
Mechanical
dry
cond.
Unit
Test Norm
Tensile Modulus (23°C)
391603
188549
psi
ISO 527-2
Tensile Stress (Yield, 23°C)
10300
6530
psi
ISO 527-2
Tensile Strain (Break, 23°C)
21
84
%
ISO 527-2
Flexural Modulus (23°C)
377000
160000
psi
ISO 178
Flexural Strength (23°C)
11300
4210
psi
ISO 178
Impact
dry
cond.
Unit
Test Norm
Charpy Notched Impact Strength
ISO 179/1eA
+23°C
4.33
9.99
ftlb/in²
-30°C
3.76
5.71
ftlb/in²
-40°C
3.47
5.23
ftlb/in²
Charpy Unnotched Impact Strength
ISO 179/1eU
+23°C
N
N
ftlb/in²
-30°C
N
N
ftlb/in²
-40°C
N
N
ftlb/in²
Notched Izod Impact Strength
ISO 180/1A
+23°C
3.81
10.5
ftlb/in²
-30°C
4
6.18
ftlb/in²
-40°C
3.66
5.71
ftlb/in²
Thermal
dry
cond.
Unit
Test Norm
Heat Deflection Temperature
ISO 75-2/A
1.80 MPa, Unannealed
153
189
°F
0.45 MPa, Unannealed
387
-
°F
Melting Temperature
500
*
°F
ISO 11357-3
Electrical
dry
cond.
Unit
Test Norm
Dielectric Strength (1.00 mm)
787
787
kV/in
IEC 60243
Injection
Value
Unit
Drying Temperature
176
°F
Drying Time
4
h
Rear Temperature
536 - 590
°F
Middle Temperature
536 - 590
°F
Front Temperature
536 - 590
°F
Nozzle temperature
536 - 590
°F
Processing (Melt) Temperature
545 - 581
°F
Mold Temperature
149 - 203
°F