Zibo Ruichen Special Glass Limited Company
Main products:borosilicate glass,borosilicate glass tubing
Products
Contact Us
  • Contact Person : Ms. Gao Sharon
  • Company Name : Zibo Ruichen Special Glass Limited Company
  • Tel : 86-533-5880609
  • Fax : 86-533-5887219
  • Address : Shandong,Zibo,North of Shnagzhuang Longquan Zichuan Zibo Shandong China
  • Country/Region : China
  • Zip : 255144

HIGH BOROSILICATE GLASS TUBES(315*9)

HIGH BOROSILICATE GLASS TUBES(315*9)
Product Detailed
1: MANUFACTURE 2: GOOD QUALITY 3: SHORT DELIVERY TIME

composition:1) SiO2: 80±0.5%2) B2O3: 13±0.2%3) Al2O3: 2.4±0.2%4) Na2O(+K2O): 4.3±0.2%Chemical properties:1) Coefficient of mean linear thermal expansion (20°C/300°C): 3.3±0.1 (10-6K-1)2) Transformation temperature: 525±15°C3) Working point: 1,260±20°C4) Softening point: 820±10°C5) Density at 20°C: 2.23g/cm²6) Hydrolytic resistance at 98°C: ISO719-HGB17) Hydrolytic resistance at 121°C: ISO720-HGA18) Acid resistance class: ISO1776-1 9) Alkali resistance class: ISO695-A2PackingExport cartons on fumigated wooden pallet

HIGH BOROSILICATE GLASS TUBES(315*9)



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