... borosilicate 2. temperature:260c 3. Three reflex, four grooves 4. No waves 5. hydrochloric acid assistant level gauge glass also named Sight Glass,Reflex Glasses,Level Gauge Glass ... ,Spares for level gauge,Boiled Gauge Glass,Boiled Parts,ectIts made from Borosilicate, it is used in lever gauge ... 4MPa. Level Gauge Glass Physical ...