Sealmax Style 900 – Expanded Graphite
Sealmax Style 900 is a braided packing manufactured from low-sulphur expanded graphite yarn, reinforced with a glass fiber carrier and incorporated with a sacrificial corrosion inhibitor. The construction provides structural stability, excellent sealing performance, and protection against shaft and stem corrosion.
Physical & Performance Characteristics
Typical Applications
Benefits
Limitations
Physical & Performance Characteristics
- Low coefficient of friction
- Non-abrasive to shafts and valve stems
- High thermal conductivity for efficient heat dissipation
- Excellent chemical resistance
- High elasticity and conformability
- Low sulphur content, suitable for critical service
Typical Applications
- Valves
- Pumps
- Mixers
- Agitators
Style 900 is designed for high-pressure and high-temperature service in hostile environments, particularly within hydrocarbon processing. Commonly used in:
- Refineries
- Power generation plants
- Pulp and paper mills
- Petrochemical and chemical processing industries
Benefits
- Wide application range reduces inventory requirements
- Economical replacement for asbestos-based packings
- Reduced maintenance and extended service life
- Suitable for severe service conditions
- Low density provides higher packing yield per kilogram, improving cost efficiency
Limitations
Not recommended for highly oxidizing media
|
Operating Limits
|
|||
|
Rotating
|
Receiprocating
|
Static
|
|
|
Pressure
|
25 bar
|
100 bar
|
220 bar
|
|
Shaft Speed
|
18 m/s
|
||
|
Density
|
1.0 g/cm³
|
||
|
Operating Temperature
|
−240 °C to +450 °C
|
||
|
Temperature with Steam
|
Upto +650 °C
|
||
|
Sizes Available
|
3mm to 25mm
|
||
|
Spool Size
|
1 / 2 / 5 Kgs
|
||