стеклянная трубка

Glass tube Available size: 1)Out diameter: 5mm ---315mm 2)Thickness from 0.8mm to 9mm, Light, Medium, heavy wall thickness can be available....... 3)Standard length: 1500mm. and we can doing the glass tube with rigor cutting and fire glazed. Min Quantity 50KGS each size Chemical properties: 1)Coefficient of mean linear thermal expansion (0-300) 3.3±0.1×10-6 2)Transformation temperature: 525±15 Working point: 1260±20 Softening point: 820±10 Density at 20 C= 2.23±0.02g/cm³ Hydrolytic resistance at 98 ISO719/DIN12111 HGB17 Hydrolytic resistance at 121 ISO720 HGB18 Acid resistance: ISO1776/DIN12116 1 Alkali resistance: ISO695/DIN52322 A2 Packing: Export carton, pallet, wooden case. Our core value: Best Quality, Competetive price, Prompt Service