Castellated Fiber Composite Ring Graphite Ring Carbon Ring Steel Ring Carbon Ring Non Absbesto Stainless Steel Annealing Lehr Roller

Detailed Photos 1. Company brief description:Qingdao Yuanding Group Co., Ltd(Known as QYD). was founded in 1966. it is a comprehensive manufacturing enterprise which was restructured by state-owned enterprises. Headquartered in the Central Business District of Qingdao City. QYD has seven investment holding companies and two manufacturing industrial parks in Qingdao which located in Chengyang and Jimo, covering an area of more than 400000square meter. There are about 1100 employees including 286 engineers and technicians. All the leading products have passed the ISO 9001:2000 international quality system certification. The company has more 300 million RMB of fixed assets, with annual sales reaching 600-700 million RMB.QYD is a key-legal protection unit and a AAA-level credit enterprise and an advanced collective of building materials industry in Shandong Province, a AAA-level credit enterprise and civilized unit in Qingdao City. Also a winner of the Shandong Quality Management Award.2. Products show:QYD could supply all kinds of rollers, including LOR rollers, lehr rollers from A zone to F zone.  Main products are stainless steel plain roller(25/20,18/8), metal donut roller(25/4), fiber roller, castellated roller, graphite ring roller, carbon ring roller, compound ring roller,pattern roller etc.Lift Out Roller(LOR) Material:25/20Main Application: could be long term used in high temperature zone of float galss annealing lehr.Performance Features: High temperature resistant, anti-oxidative, corrosion resistant, not thermal bending, high precision, smooth surface, stable dimension and long service life. Steel Roller Material:25/20 18/8Main Application: could be long term used in A2-B zone of float glass annealing lehr.Performance Features:High tempetature resistant, not thermal bending, high precision, smooth surface, stable dimension and long service life. HRF 650 Non-Asbestos Heat-Resistant Roller-Main Application: Annealing lehr roller series for float galss annealing lehr line.-Perforance Features:High temperature resistant, hot bending proof, wear proof, fine and smooth in quality, scrach-free on sheet surface, good thermal stability and long service life etc.Composite Ring Roller-Main Application: could be long term used in forced air cooling zone below 260ºC in float glass annealing lehr.-Performance Features: Rings assembled with interval, good structure performance, fast heat dissipation, helpful for galss cooling, the composite material both has the elasticity of rubber and the strength of inorganic material, keep scratch free, light and low cost, high performance cost ratio.-Achieved state patent No. ZL 2012 2 0025156.1Graphite Ring Roller-Main application: could be long term used in zones below 400ºC in float glass annealing lerh.-Performance features:assembled with interval, good structure performance, fast heat dissipation, helpful for glass cooling, small themal expansion, no deformation, good themal stability, proper hardness, scratch-free on glass, light, low cost high performance cost ratio.ItemContentNameLOR,Steel Roller,Metal Donut Roller,Fiber Roller,Composite Roller etc.MaterialCr25Ni20,Cr18Ni8,Fiber Material,Graphite Material,Composite Material or customizedProcessCentrifugal casting or seamless pipe for the tube; welding; heat-treatment; machining;polishingWorking Temp.650ºC-70ºCSpecificationCustomized DimensionApplicable IndustryFloat Glass ItemRoller QuantityDiaTable lengthMaterialPackage methodPackage Size(mm)PackageNumberN.W(KGS)G.W(KGS)L.O.R4366.65900Cr/Ni=25/204 pieces/ package7775*950*980143924922A(Adjustable roll)163635500Cr/Ni=25/204 pieces/package7775*930*97041700819128A zone563635500Cr/Ni=18/84 pieces/package7775*930*970145857665996B zone843635500Cr/Ni=18/84 pieces/package7775*930*970218786498994C zone563305500Cr/Ni=18/84 pieces/package7775*860*900145370461124RET zone603305500Graphite ring4 pieces/package7775*860*900155412062070E zone62975500Metal donuts 25/4(steel ring)6pieces/package7775*795*835143684898F zone542975500Resin ring6pieces/package7775*795*83593931244082A zone23635500Cr/Ni=18/84 pieces/package7775*930*970141844714B zone23635500Cr/Ni=18/8B zone13635500Cr/Ni=18/85 pieces/Package7775*950*980141894719c zone13305500Cr/Ni=18/8F zone32975500Resin ring3.Production process:4.Test machines& Receiving customers:  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1