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Sabic Lexan OQ2720 Ophthalmic/Safety Lens Market. OQ2xxx Series In All Transparent Tints. Dedicated Equipment

100KG
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Sabic Lexan OQ2720 Ophthalmic/Safety Lens Market. OQ2xxx Series In All Transparent Tints. Dedicated Equipment
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Features
Specifications
Melt Flow Rate, 300°C/1.2 Kgf: 7.5
Basic Infomation
Place of Origin: ——
Brand Name: Sabic Lexan
Certification: COA/ICP Test/Rohs/MSDS
Model Number: OQ2720
Payment & Shipping Terms
Packaging Details: 25KG/BAG
Delivery Time: To be negotiated
Payment Terms: L/C, T/T, Western Union, MoneyGram
Supply Ability: To be negotiated
Product Description

Sabic Lexan  OQ2720 resin is Ophthalmic/safety lens market. OQ2xxx series in all transparent tints. Dedicated equipment, stringent production control conditions.


Property

TYPICAL PROPERTIES (1)      
MECHANICAL Value Unit Standard
Tensile Stress, yld, Type I, 50 mm/min 62 MPa ASTM D 638
Tensile Stress, brk, Type I, 50 mm/min 68 MPa ASTM D 638
Tensile Strain, brk, Type I, 50 mm/min 135 % ASTM D 638
Flexural Stress, yld, 1.3 mm/min, 50 mm span 96 MPa ASTM D 790
Flexural Modulus, 1.3 mm/min, 50 mm span 2340 MPa ASTM D 790
IMPACT Value Unit Standard
Izod Impact, notched, 23°C 907 J/m ASTM D 256
Tensile Impact, Type "S" 640 kJ/m² ASTM D 1822
Instrumented Impact Energy @ peak, 23°C 65 J ASTM D 3763
THERMAL Value Unit Standard
HDT, 1.82 MPa, 6.4 mm, unannealed 132 °C ASTM D 648
PHYSICAL Value Unit Standard
Specific Gravity 1.2 - ASTM D 792
Mold Shrinkage, flow, 3.2 mm 0.5 - 0.7 % SABIC Method
Melt Flow Rate, 300°C/1.2 kgf 7.5 g/10 min ASTM D 1238
OPTICAL Value Unit Standard
Light Transmission 89 % ASTM D 1003
Haze 0.6 % ASTM D 1003
Refractive Index 1.586 - ASTM D 542
Yellowness Index 0 - ASTM D 1925
Source GMD, last updated:01/04/2000    

Processing

Parameter    
Injection Molding Value Unit
Drying Temperature 120 °C
Drying Time 3 - 4 hrs
Drying Time (Cumulative) 48 hrs
Maximum Moisture Content 0.02 %
Melt Temperature 310 - 330 °C
Nozzle Temperature 305 - 325 °C
Front - Zone 3 Temperature 310 - 330 °C
Middle - Zone 2 Temperature 300 - 320 °C
Rear - Zone 1 Temperature 290 - 310 °C
Mold Temperature 80 - 115 °C
Back Pressure 0.3 - 0.7 MPa
Screw Speed 40 - 70 rpm
Shot to Cylinder Size 40 - 60 %
Vent Depth 0.025 - 0.076 mm
Source GMD, last updated:01/04/2000    
THESE PROPERTY VALUES ARE NOT INTENDED FOR SPECIFICATION PURPOSES.    
PLEASE CHECK WITH YOUR (LOCAL SALES OFFICE) FOR AVAILABILITY IN YOUR REGION    
(1) Typical values only. Variations within normal tolerances are possible for various colors. All values are measured after at least 48 hours
storage at 23°C/50% relative humidity. All properties, except the melt volume and melt flow rates, are measured on injection molded
samples. All samples tested under ISO test standards are prepared according to ISO 294.
   
(2) Only typical data for selection purposes. Not to be used for part or tool design.    
(3) This rating is not intended to reflect hazards presented by this or any other material under actual fire conditions.    
(4) Internal measurements according to UL standards.    

 

 


 

For more information please download the datesheet

Sabic Lexan OQ2720 Ophthalmic/Safety Lens Market. OQ2xxx Series In All Transparent Tints. Dedicated Equipment 0  Sabic Lexan OQ2720.pdf

 

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