{"product_id":"epo-tek-353nd-high-temperature-black-epoxy-heat-cure-25g","title":"EPO-TEK® 353ND High Temperature Black Epoxy, Heat Cure (2.5g)","description":"\u003ch1\u003eEPO-TEK® 353ND Black High Temperature Epoxy, Heat Cure (2.5g Packet)\u003c\/h1\u003e\n\u003cp\u003eEPO-TEK® 353ND Black is a high-performance, two-part heat-cure epoxy specifically formulated for applications requiring both the proven reliability of EPO-TEK 353ND and excellent optical opacity. This black-pigmented version is designed for semiconductor, fiber optic, photonics, hybrid microelectronics, and medical device applications where blocking visible and infrared light is critical.\u003c\/p\u003e\n\u003cp\u003eWith outstanding thermal stability, strong adhesion, low shrinkage, and excellent environmental resistance, EPO-TEK 353ND Black is an ideal choice for optical packaging, sensor assemblies, photonic devices, and high-reliability electronic applications.\u003c\/p\u003e\n\u003cp\u003eSupplied in a convenient 2.5-gram packet for accurate mixing and reduced material waste.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Benefits\u003c\/h2\u003e\n\u003ch3\u003eExcellent Optical Opacity\u003c\/h3\u003e\n\u003cp\u003eSpecially color-coded black for applications requiring effective light blocking in both the visible and infrared wavelength ranges.\u003c\/p\u003e\n\u003ch3\u003eHigh Temperature Performance\u003c\/h3\u003e\n\u003cp\u003eMaintains excellent mechanical properties and bond strength in demanding thermal environments.\u003c\/p\u003e\n\u003ch3\u003eProven 353ND Chemistry\u003c\/h3\u003e\n\u003cp\u003eBuilt on the industry-trusted EPO-TEK 353ND platform known for reliability in fiber optic, semiconductor, and electronic packaging applications.\u003c\/p\u003e\n\u003ch3\u003eStrong and Durable Bonds\u003c\/h3\u003e\n\u003cp\u003eProvides excellent adhesion to a wide range of materials used in optical and electronic assemblies.\u003c\/p\u003e\n\u003ch3\u003eLow Shrinkage and High Stability\u003c\/h3\u003e\n\u003cp\u003eHelps maintain alignment and dimensional stability in precision optical systems.\u003c\/p\u003e\n\u003ch3\u003eIdeal for Optical Packaging\u003c\/h3\u003e\n\u003cp\u003eSuitable for applications where stray light suppression, optical isolation, and sensor shielding are required.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Type: Two-Part Heat Cure Epoxy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePackage Size: 2.5 g Packet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eColor: Black\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConsistency: Pourable Liquid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eViscosity at 23°C: 3,000 to 5,000 cPs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGlass Transition Temperature (Tg): ≥ 90°C (194°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShore D Hardness: 85\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuggested Operating Temperature:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eUp to 325°C Intermittent\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUp to 617°F Intermittent\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCoefficient of Thermal Expansion (CTE)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBelow Tg: 54 × 10⁻⁶ in\/in\/°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAbove Tg: 206 × 10⁻⁶ in\/in\/°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOptical Properties\u003c\/h2\u003e\n\u003ch3\u003eSpectral Transmission\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLess than 3% at 1500 nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe low transmission characteristics make this epoxy well suited for optical assemblies requiring suppression of unwanted light.\u003c\/p\u003e\n\u003ch2\u003eHandling and Processing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWorking Life (Pot Life): Less Than 2 Hours\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecommended Cure Schedule: 150°C (302°F) for 1 Hour\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003ch3\u003eFiber Optic and Photonics Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eOptical component packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFiber optic component assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptical sensor packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStray light suppression\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptical isolation structures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eActive optical alignment assemblies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLaser and photonics devices\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSemiconductor Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSemiconductor packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMEMS device assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSensor packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectronic component bonding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMedical and Industrial Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMedical device assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptical instrumentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial sensor systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-temperature electronic packaging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eStorage and Shelf Life\u003c\/h2\u003e\n\u003cp\u003eStore refrigerated according to the manufacturer's recommendations to maximize shelf life and maintain optimum performance.\u003c\/p\u003e","brand":"Epo-Tek","offers":[{"title":"Default Title","offer_id":49083454423296,"sku":"ET353NDBLK-2.5G","price":30.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/PR3451BI9735_8550_EPO_TEK_r__353ND_High_Temperature_Black_Epoxy_Heat_Cure_2_5g_IMD.webp?v=1785199855","url":"https:\/\/alotechparts.com\/products\/epo-tek-353nd-high-temperature-black-epoxy-heat-cure-25g","provider":"Alo Tech Solutions","version":"1.0","type":"link"}