High Quality Tempered Borosilicate Round Sight Glass

Product DescriptionOur offer includes sight glasses made of various materials, depending on environmental conditions (temperature, pressure, aggressive media).The basic types of materials used for the manufacture of sight glasses are:Soda-lime glass - widely available, cheap, working temperature up to 280 °C, Borosilicate glass - particularly suitable for use in aggressive environments (acids, alkalis, water  vapor), working temperature up to 450 °C,Aluminosilicate glass -  working temperature up to 660 °C,Glass-ceramics  - thermal shock resistant, working temperature up to 750 °C,Quartz glass - with a broad spectrum light transmittance (from ultraviolet to infrared), working  temperature up to 1100 °C,Product parametersNameBorosilicate round sight glassDensity2.3 g/cm3Working temperature450 degree CThickness2mm to 80mmDiameter20mm to 650mmBrandOEMCompany & workshopHengshui Aohong Special Glass Manufacturing Co., Ltd.is an industrial company with an integration of industrial production and trade.Our company specializes in producing level gauge glasses (plane,reflex),quartz glass products,etcAll of our products sell well in both domestic and international markets.We have professional team,which can provide careful and meticulous service.PackageOne glass in on white paper box, then in carton, final in wooden box.FAQQ: Are you factory, or only a trading company?A: Factory, and our factory is located in Taocheng District , Hengshui, Hebei.Q:Could I get some samples, and how?A: No problem, we provide free samples, and it is only needed for you to pay for the shipping charge, your courier account is also ok (such as DHL).Q: Can you give me some discount?A: Usually the discount depends on the quantity. However we can discuss it.Q: What's the payment terms?A: Our normal practice: 30% deposit of total amount before production, and 70% balance payment before shipment. However this is open for discussion./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1