Product model and measurement range
Type support group
Material
The capacity standard ball is blown from colorless and transparent borosilicate glass, and concentrated stress exists after the heat treatment process.
The linear expansion coefficient meets the requirements of the regulations.
Allowable error value
Meets the requirements of the "Calibration Regulations for Commonly Used Glass Measures".
The calibration medium is pure water.
The type, purpose and nominal capacity of standard glass measuring instruments are shown in the table
Type
Nominal capacity
Flat-headed ball
.,.,,,,,,
Pointed ball
,,,,,,
Triple ball
.++., ++, ++, .++.,++, ++
Tip ball is optional
Second-class standard glass measuring instrument standard capacity ball LR-2 type capacity standard ball