Products

Makrolon® DP1-1821

Makrolon® DP1-1821

Manufacturer: Covestro
Produced At: Europe / China
Product Category: Polycarbonate（PC）
Product No: Makrolon DP1-1821 
Product Quantity: 25KG / BAG
Product Features: Good Mold Release，High Purity，High Viscosity

Makrolon® DP1-1821

Polycarbonate
Product Description:
MVR (300 °C/1.2 kg) 6.0 cm³/10 min; lenses, optical; high viscosity; UV stabilized; easy release; high purity; injection molding - melt temperature 280 - 320 °C; available in clear tints only
Additive 

  • UV Stabilizer

Features 
  • Good Mold Release，High Purity，High Viscosity
Uses 
  • Lenses，Optical Applications 
RoHS Compliance 

  • RoHS Compliant

Appearance 

  • Clear/Transparent

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)
6.5
g/10 min
ISO 1133
Melt Volume-Flow Rate (MVR) (300°C/1.2 kg)
0.366
in³/10min
ISO 1133
Molding Shrinkage



Across Flow
0.60 to 0.80
%
ISO 2577
Flow
0.60 to 0.80
%
ISO 2577
Across Flow : 0.0787 in 3
0.75
%
ISO 294-4
Flow : 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
16500
psi
ISO 2039-1
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F)
348000
psi
ISO 527-2/1
Tensile Stress


ISO 527-2/50
Yield, 73°F
9570
psi

Break, 73°F
10200
psi

Tensile Strain


ISO 527-2/50
Yield, 73°F
6.2
%

Break, 73°F
130
%

Nominal Tensile Strain at Break (73°F)
> 50
%
ISO 527-2/50
Flexural Modulus 4 (73°F)
348000
psi
ISO 178
Flexural Stress 4


ISO 178
73°F
14200
psi

3.5% Strain, 73°F
10700
psi

Flexural Strain at Flexural Strength 5 (73°F)
7.0
%
ISO 178
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength 6


ISO 7391
-22°F, Complete Break
6.7
ft·lb/in²

73°F, Partial Break
38
ft·lb/in²

Charpy Unnotched Impact Strength


ISO 179/1eU
-76°F
No Break


-22°F
No Break


73°F
No Break


Notched Izod Impact Strength 7


ISO 7391
-22°F, Complete Break
7.1
ft·lb/in²

73°F, Partial Break
33
ft·lb/in²

Multi-Axial Instrumented Impact Energy


ISO 6603-2
-22°F
51.6
ft·lb

73°F
44.3
ft·lb

Multi-Axial Instrumented Impact Peak Force


ISO 6603-2
-22°F
1460
lbf

73°F
1260
lbf

Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature



66 psi, Unannealed
280
°F
ISO 75-2/B
264 psi, Unannealed
257
°F
ISO 75-2/A
Glass Transition Temperature 8
293
°F
ISO 11357-2
Vicat Softening Temperature



--
291
°F
ISO 306/B50
--
297
°F
ISO 306/B120
Ball Pressure Test (279°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 9 (73°F)
1.4
Btu·in/hr/ft²/°F
ISO 8302
Flammability
Nominal Value
Unit
Test Method
Oxygen Index 10
27
%
ISO 4589-2
Flash Ignition Temperature
896
°F
ASTM D1929
Self Ignition Temperature
1022
°F
ASTM D1929
Optical
Nominal Value
Unit
Test Method
Refractive Index 11
1.586

ISO 489
Transmittance


ISO 13468-2
39.4 mil
89.0
%

78.7 mil
89.0
%

118 mil
88.0
%

Additional Information
Nominal Value


ISO Shortname
ISO 7391-PC,MLR,(,,)-09-9



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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