{"product_id":"borosilicate-glass-tube-big-diameter-1","title":"Borosilicate glass tube big diameter","description":"\u003ch2\u003eLarge Diameter Borosilicate Glass Tube — Industrial Grade\u003c\/h2\u003e\u003cp\u003eOur large diameter borosilicate glass tubes are precision-manufactured for demanding industrial applications including sight glass assemblies, level gauges, flow indicators, and process observation windows. Made from borosilicate 3.3 glass, they combine exceptional thermal shock resistance with outstanding chemical durability and optical clarity.\u003c\/p\u003e\u003ch3\u003eKey Properties\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Borosilicate glass 3.3 (low thermal expansion coefficient: 3.3 × 10⁻⁶\/K)\u003c\/li\u003e\n\u003cli\u003eHigh thermal shock resistance — withstands rapid temperature changes without cracking\u003c\/li\u003e\n\u003cli\u003eExcellent chemical resistance to acids, alkalis, and solvents\u003c\/li\u003e\n\u003cli\u003eHigh optical transparency — ideal for visual process monitoring\u003c\/li\u003e\n\u003cli\u003eSmooth inner surface — low friction, easy to clean\u003c\/li\u003e\n\u003cli\u003eAvailable in large OD sizes not commonly stocked elsewhere\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Dimensions (Large Diameter Range)\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOuter diameter: 50mm – 200mm (custom sizes available)\u003c\/li\u003e\n\u003cli\u003eWall thickness: 3mm – 10mm depending on OD and pressure rating\u003c\/li\u003e\n\u003cli\u003eStandard lengths: 300mm, 500mm, 1000mm (custom cut available)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndustrial sight glass bodies and observation windows\u003c\/li\u003e\n\u003cli\u003eLarge-bore level gauge tubes for tanks and vessels\u003c\/li\u003e\n\u003cli\u003eChemical reactor observation ports\u003c\/li\u003e\n\u003cli\u003eLamp envelopes and high-temperature enclosures\u003c\/li\u003e\n\u003cli\u003eCustom laboratory and process equipment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Borosilicate for Large Diameter Tubes?\u003c\/h3\u003e\u003cp\u003eStandard soda-lime glass cannot reliably handle the thermal and chemical stresses common in industrial process environments. Borosilicate glass 3.3 is the material of choice for critical applications where safety, visibility, and longevity are non-negotiable.\u003c\/p\u003e\u003cp\u003ePlease specify required OD, ID (or wall thickness), and length when enquiring. Custom sizes and pressure-rated configurations available on request.\u003c\/p\u003e","brand":"SightGlassTube","offers":[{"title":"100*90*100mm\/4pcs","offer_id":48148762722616,"sku":"","price":95.0,"currency_code":"USD","in_stock":true},{"title":"100*86*100mm\/4pcs","offer_id":48148762755384,"sku":"","price":130.0,"currency_code":"USD","in_stock":true},{"title":"100*82*100mm\/4pcs","offer_id":48148762788152,"sku":"","price":150.0,"currency_code":"USD","in_stock":true},{"title":"110*100*100mm\/4pcs","offer_id":48148762820920,"sku":"","price":95.0,"currency_code":"USD","in_stock":true},{"title":"110*94*100mm\/4pcs","offer_id":48148762853688,"sku":"","price":130.0,"currency_code":"USD","in_stock":true},{"title":"115*105*100mm\/4pcs","offer_id":48148762886456,"sku":"","price":105.0,"currency_code":"USD","in_stock":true},{"title":"115*101*100mm\/4pcs","offer_id":48148762919224,"sku":"","price":140.0,"currency_code":"USD","in_stock":true},{"title":"120*110*100mm\/4pcs","offer_id":48148762951992,"sku":"","price":110.0,"currency_code":"USD","in_stock":true},{"title":"120*106*100mm\/4pcs","offer_id":48148762984760,"sku":"","price":150.0,"currency_code":"USD","in_stock":true},{"title":"120*102*100mm\/4pcs","offer_id":48148763017528,"sku":"","price":190.0,"currency_code":"USD","in_stock":true},{"title":"130*120*100mm\/3pcs","offer_id":48148763050296,"sku":"","price":140.0,"currency_code":"USD","in_stock":true},{"title":"130*112*100mm\/3pcs","offer_id":48148763083064,"sku":"","price":160.0,"currency_code":"USD","in_stock":true},{"title":"140*130*100mm\/3pcs","offer_id":48148763115832,"sku":"","price":150.0,"currency_code":"USD","in_stock":true},{"title":"140*126*100mm\/3pcs","offer_id":48148763148600,"sku":"","price":160.0,"currency_code":"USD","in_stock":true},{"title":"140*122*100mm\/3pcs","offer_id":48148763181368,"sku":"","price":180.0,"currency_code":"USD","in_stock":true},{"title":"145*131*100mm\/3pcs","offer_id":48148763214136,"sku":"","price":180.0,"currency_code":"USD","in_stock":true},{"title":"150*140*100mm\/2pcs","offer_id":48148763246904,"sku":"","price":155.0,"currency_code":"USD","in_stock":true},{"title":"150*136*100mm\/2pcs","offer_id":48148763279672,"sku":"","price":170.0,"currency_code":"USD","in_stock":true},{"title":"150*132*100mm\/2pcs","offer_id":48148763312440,"sku":"","price":180.0,"currency_code":"USD","in_stock":true},{"title":"159*141*100mm\/2pcs","offer_id":48148763345208,"sku":"","price":190.0,"currency_code":"USD","in_stock":true},{"title":"160*150*100mm\/2pcs","offer_id":48148763377976,"sku":"","price":180.0,"currency_code":"USD","in_stock":true},{"title":"165*151*100mm\/2pcs","offer_id":48148763410744,"sku":"","price":190.0,"currency_code":"USD","in_stock":true},{"title":"170*152*100mm\/2pcs","offer_id":48148763443512,"sku":"","price":200.0,"currency_code":"USD","in_stock":true},{"title":"180*170*100mm\/2pcs","offer_id":48148763476280,"sku":"","price":190.0,"currency_code":"USD","in_stock":true},{"title":"180*164*100mm\/2pcs","offer_id":48148763509048,"sku":"","price":200.0,"currency_code":"USD","in_stock":true},{"title":"200*190*100mm\/2pcs","offer_id":48148763541816,"sku":"","price":210.0,"currency_code":"USD","in_stock":true},{"title":"200*184*100mm\/2pcs","offer_id":48148763574584,"sku":"","price":220.0,"currency_code":"USD","in_stock":true},{"title":"220*202*100mm\/2pcs","offer_id":48148763607352,"sku":"","price":230.0,"currency_code":"USD","in_stock":true},{"title":"230*112*100mm\/2pcs","offer_id":48148763640120,"sku":"","price":230.0,"currency_code":"USD","in_stock":true},{"title":"250*240*100mm\/2pcs","offer_id":48148763672888,"sku":"","price":220.0,"currency_code":"USD","in_stock":true},{"title":"250*232*100mm\/2pcs","offer_id":48148763705656,"sku":"","price":230.0,"currency_code":"USD","in_stock":true},{"title":"300*284*100mm\/1pcs","offer_id":48148763738424,"sku":"","price":160.0,"currency_code":"USD","in_stock":true},{"title":"315*299*100mm\/1pcs","offer_id":48148763771192,"sku":"","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1181\/0872\/files\/glasstube2_2a344b58-6152-4698-ab94-9f47edc8e4cd.jpg?v=1711902868","url":"https:\/\/www.sightglasstube.com\/de\/products\/borosilicate-glass-tube-big-diameter-1","provider":"SightGlassTube","version":"1.0","type":"link"}