Products

Makrolon® Rx1851

Makrolon® Rx1851

Manufacturer: Covestro
Produced At: Europe / China
Product Category: Polycarbonate（PC）
Product No: Makrolon Rx1851 
Product Quantity: 25KG / BAG
Product Features: Good Mold Release，Low Viscosity

Makrolon® Rx1851

Polycarbonate
Product Description:
MVR (300°C/1.2 kg) 23 cm³/10 min; medical devices; low viscosity; easy release; injection molding - melt temperature 280 - 320°C
Features 
  • Good Mold Release，Low Viscosity 
Uses 
  • Medical Devices，Medical/Healthcare Applications 
RoHS Compliance 

  • RoHS Compliant

Processing Method 

  • Injection Molding

Physical
Nominal Value
Unit
Test Method
Density (73°F)
1.20
g/cm³
ISO 1183
Apparent (Bulk) Density 2
0.66
g/cm³
ISO 60
Melt Mass-Flow Rate (MFR) (300°C/1.2 kg)
24
g/10 min
ISO 1133
Melt Volume-Flow Rate (MVR) (300°C/1.2 kg)
1.40
in³/10min
ISO 1133
Molding Shrinkage



Across Flow
0.50 to 0.70
%
ISO 2577
Flow
0.50 to 0.70
%
ISO 2577
Across Flow : 536°F, 0.0787 in 3
0.70
%
ISO 294-4
Flow : 536°F, 0.0787 in 3
0.70
%
ISO 294-4
Water Absorption


ISO 62
Saturation, 73°F
0.30
%

Equilibrium, 73°F, 50% RH
0.12
%

Hardness
Nominal Value
Unit
Test Method
Ball Indentation Hardness
17000
psi
ISO 2039-1
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F)
348000
psi
ISO 527-2/1
Tensile Stress



Yield, 73°F
> 7250
psi
ISO 527-2/5
Yield, 73°F
9430
psi
ISO 527-2/50
Break, 73°F
10200
psi
ISO 527-2/50
Tensile Strain


ISO 527-2/50
Yield, 73°F
6.0
%

Break, 73°F
120
%

Flexural Modulus 4 (73°F)
348000
psi
ISO 178
Flexural Stress 4


ISO 178
73°F
14200
psi

3.5% Strain, 73°F
11000
psi

Flexural Strain at Flexural Strength 5 (73°F)
6.8
%
ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Unnotched Impact Strength


ISO 179/1eU
-22°F
No Break


73°F
No Break


Notched Izod Impact Strength 6, 7


ISO 7391
-22°F, Complete Break
5.7
ft·lb/in²

73°F
31
ft·lb/in²

Multi-Axial Instrumented Impact Energy


ISO 6603-2
-22°F
47.9
ft·lb

73°F
40.6
ft·lb

Multi-Axial Instrumented Impact Peak Force


ISO 6603-2
-22°F
1390
lbf

73°F
1170
lbf

Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature



66 psi, Unannealed
273
°F
ISO 75-2/B
264 psi, Unannealed
250
°F
ISO 75-2/A
Vicat Softening Temperature



--
286
°F
ISO 306/B50
--
288
°F
ISO 306/B120
Ball Pressure Test (275°F)
Pass

IEC 60695-10-2
CLTE


ISO 11359-2
Flow : 73 to 131°F
3.6E-5
in/in/°F

Transverse : 73 to 131°F
3.6E-5
in/in/°F

Thermal Conductivity 8 (73°F)
1.4
Btu·in/hr/ft²/°F
ISO 8302
Flammability
Nominal Value
Unit
Test Method
Oxygen Index 9
27
%
ISO 4589-2
Flash Ignition Temperature
896
°F
ASTM D1929
Self Ignition Temperature
1022
°F
ASTM D1929
Additional Information
Nominal Value

Test Method
ISO Shortname
PC,MR(..)-24-9

ISO 7391


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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