Volatile Matter Content Apparatus - For Tar And Bitumen Material - Bis 1220

Compliance Standards:

• BIS 1220

Applications:

• This standard covers the method for the determination of volatile matter content of coal tar pitch.

Details:

Consists of following apparatus and accessories

1) Platinum crucible:

1. External diameter at base : 24.0 ± 0.5 mm
2. External diameter at top : 34.0 ± 0.25 mm
3. External height : 35.0 ± 0.5 mm
4. Volume to brim : 27.0 ± 0.5 ml
5. Weight : 22.0 ± 1.0 g

Provided with a closely fitting lid, grooved to receive the rim of the crucible and having a central hole 2 mm in diameter

2) Meker Burner:

• Having having a diameter of 31 mm at the top , the flame diameter being 30 mm maximum diameter

3) Water manometer:

• Connected by means of a T-piece with the gas supply entering the burner

4) Three arm crucible support with silica points:

5) Retort stand and clamp:

• To hold the three-arm crucible support (see Fig. 3 of IS 1220), so arranged that when in position, the bottom of the crucible is 10 mm above the burner, the crucible being completely enveloped by the flame.

6) Standard Draught Screen:

• Consisting of a semi-cylindrical metal sheet, 300 mm in diameter and sufficiently high for the purpose.

Note:

• Electronic weighing balance, crucible tong are also required to perform the test and available separately