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Black Durostone Sheets

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Item : NS301- blackProduct DescriptionDurostone NS301-Black is a kind of synthetic composite material, it is a beginning grades of the durostone material ( durostone) it is a very good material for Insulation test fixture, wave soldering, reflow soldering, SMT , oven tray, had tin furnace jigProduct Features-Excellent dimensional stability at high operation temperature including the lead-free process-Low thermal conductivity-Durable usage life enable by high glass transition temperature-Excellent Machining properties enabling the manufacture of complex design solder pallets and fixtures-Good resistance to chemicals used in modern fluxes -Conform to RoHs and Environmental Health Safety requirementHow to choose the durostone material There are different grades durostone material for choosing, ?it depend on your production requirement and your products ,the high grade material can be reuse more than 20000 times some are less , and the pricing are different too .please kindly check the & quot;Technical Data& quot; for choose reference or contact us for advice.?Technical DataTest Item ?????NS-301NS-302NS-302NS-302NS-302NS-306NS-503ColourBlackGreyDark redBlueGreen??BlackBlackDensity( g/cm3 )1.81.851.851.851.851.902.00Flexural Strength @ 23 ℃?（MPa)360360360360　360　360360Flexural Strength @ 150℃?（MPa)180180180180180200260Flexural Strength @ 180 ℃ （MPa)110120120120120130150Modulus of Elasticity @ 23 ?℃（MPa)18000180001800018000180001800018000Modulus of Elasticity @ 150 （MPa)800090009000900090001200014000Modulus of Elasticity @180（MPa)-----1000010000Water Absorptn(%)??<0.20Coefficient of Linear Expansion(10-6/K) between 30℃ and 200℃? ? ? ?131212　12121111Thermal Conductivity(W/moK)0.570.57　0.57　0.57　　0.570.570.53Maximum Operating Temperature (℃) 10-20 seconds280300300　300　　300360380Standard operating temperature( ℃?)260280280280　280300300Surface resistane(ohms)( Ω?)105-109Chemical ResistancegoodGreatGreatGreatGreat　ExcellentExcellentStandard Sheet Size(mm)1160 x 1260Standard Thickness(mm)3

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