High Borosilicate Glass Tube Sight Glass Glass Viewing Cup for Chemical Pipeline For thermal conductivity,electrical conductivity,corrosion resistance. Panel thickness:: 0.1mm to 5mm. 99.9% Pure Copper. byJuly 4, 2026
High Borosilicate Glass Tube Sight Glass Glass Viewing Cup for Chemical Pipeline Chemical stability: water resistance <0.5mg/cm acid resistance<0.5mg/cm alkali resistance <0.5mg/cm. byJuly 4, 2026
