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Your current location:Home » Product supply » Urethane Potting Compound
Urethane Potting Compound
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Product: Views:2Urethane Potting Compound 
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Last updated: 2016-12-05 14:41
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If you are planning to wholesale best cheap and high quality urethane potting compound China, or hot sale urethane potting compound in China from professional urethane potting compound manufacturers and suppliers and factory, please feel free to contact SEPNA, and welcome to check products price with us.RTV Polyurethane Potting Compound for electronics SP2204◆Detailed Product DescriptionSP2204 is two component no solvent RTV/Heating curing resin elastomer compoundFeatures1.Low viscosity, easily process2.Excellent performance on low-temperature and aging3.Excellent and stably electrical dielectric4.Very low Water absorption?5.Good adhere to most metals and plasticsUsageIt’s specifically formulated for automotive sensors, switches, and other electrical devises requiring environments protection.◆Data TableModel NumberResinCatalystSP2204ASP2204BAppearanceTranslucent Fluid, light yellowTransparent FluidViscosity, cps(25℃ )1300 ± 50040± 20Gravity, g/cm30.98±0.301.20±0.30Mixing ratio, by weightA:B = 100 :46-60Water absorption, after 30 days immersion<0.15 %Dielectric strength, kV/mm, 25℃>20Volume resistivity, DC500V,Ω·CM1×1013Dielectric loss factor, 50HZ0.02Working Temperature, ℃-60~125MAX Temperature, Short time, ℃150Mixing Quantity (A/B), g100/55Temperature, ℃23Mixing time, S15Gel time, min30Note:①All data above were tested under standardized condition.②All data listed in the chart were for the generalized item in the series; please refer to the related data sheet for special items.③Storage condition has a direct impact to the products’ shelf life, Please refer to the instruction for special items’ storing.◆OperationpreparationsMaterial preparation: Stirring in the original drum, then pouring into dispenser.To avoid bubbles inside of finished products, both tank should be usually kept 40 to 60 minutes under the vacuum pressure 0-2mmHg.Max tolerance: Mixing proportion of deviation may affect mechanical properties, tolerance should be less than 1%.Other: Through the production, should always maintain the tank airtight . the compressed gas should be dry if need, otherwise part B will become sticky, and influence the mechanical properties.Suggestion of molding conditionMachine ? ?low pressure Pouring machine?Mould temperature? ? 50-60 ℃Material temperature ?Part A?? 25-30 ℃?Part B? ?25-30 ℃? ? ? ? ? ? ? ? ? ? ? ??Demoulding time? 10~60min?Manual processTemperature: Before using, keep the material under 25 ± 2℃ to ensure its reactivity and viscosity.Mixing:weigh the material at a ratio according to the above.Preparation:Dry all containers and mould in 70-80 ℃ oven for 1-2 hours to remove moisture.Process : put A and B into a container. Mixing 1-2 minutes. Degassing under 0.1 Mp negative ?pressure to avoid the bubble. then potting smoothly . Should avoid the excessive speed to involving into air bubbles.?Cleaning: cleaning the containers by organic solvents, such as acetone and chloroform,etc.Comparison between the ratio and hardnessSP2204 A : SP2204 B ? ? ? ? ? hardness (DIN 53505)100 : 60? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 70 Shore D100 : 55? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 65 Shore D100 : 46? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 90 Shore A◆Package and StoragePackage ? ? ? ? ? ? ? ? ? ? ? ? ??Each part is 200kg/pail ? ? ? ? ? ?Transported as general chemical ? ?Storage?The opened drum should be sealedAvoid moisture, and be used out in a short timeShelf life: 12months for part A; 6months for part B? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ??◆Safety Operation MaterialMSDS isn't included here. Please read TDS, MSDS and label carefully before operation.You can get MSDS from Sepuna or other distributors, or mail to service center sepuna@sepuna.cn, or call +86-400-882-1323.◆Product WarrantyAll product properties and application details based on information believe to be reliable and accurate. But you still need to test its property and safety before application. The advices we supply don't apply in any circumstances. Sepuna don't make assurance of any other applications outside the specification until Sepuna supply a special written guarantee. Sepuna is only responsible to replac or refund if this product is defective within the warranty period stated above. Sepuna makes it clear that will not be liable of any accidents.


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  • 25 Oct 2016 15:05
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