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Home/Products/gland Packing
Name: Die-formed Graphite Ring
Item: SINSTON2020
Photo:

Specification:
Description:die formed ring are made of low-sulphur expanded graphite without any fillers or binders. They are compressed in precise moulding tools to the required density. Due to the high purity of the material (>98%), no special corrosion protection is required. In general, it has square section and also has V-shaped and wedge-shaped section, the rear two kinds style are suitable for high pressure sealing.
CONSTRUCTION:
SINSTON2020EReinforced Die formed Graphite Ring
Moulded from pure flexible graphite with reinforcement, the insert materials stainless steel foil or mesh etc. are available on request. To protect against oxidation, the stainless steel cap is necessary.
SINSTON2020KDie formed Graphite Ring with Corrosion Inhibitor
Corrosion inhibitor acts as a sacrificial anode to protect the valve stem and the stuffing box.
SINSTON2020EK is reinforced graphite ring with corrosion inhibitor.
APPLICATION:
It has all properties of expanded graphite, can bear violent alteration of temperature and pressure. It is ideal packing for valves and static seal in almost all applications. Can be used as stand-alone packing or in combination SIN203 high carbon fiber anti-extrusion packing rings, except when stems are severely damaged.
SINSTON have cooperation with more famous Valve manufacturer in the world.
PARAMETER:
Fans (Dry running)
Agitators
Valves
Pressure
10Bar
50Bar
800 Bar
Shaft speed
10m/s
5m/s
2m/s
Density
1.2~1.75g/cm3 (Normal: 1.6g/cm3)
Temperature
-220~+550C (+2800C in non-oxidizing environment)
PH range
0~14

DIMENSIONS:     
As pre-pressed rings (full or split)
Straight cut and slanted cut on request.                

Supply size:
Min. cross section:  3mm
Max. diameter:     1000mm 
For special profiles, rectangular, with inner- or outer bevel, with cap, please offer detailed drawing & sizes.
Graphite of nuclear grade (99.5%) on request.
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      Address: Zonghan Industrial Zone, Cixi City, Zhejiang, P.R. China  PC:315301                                           E-mail: Sales@sinston.com   Martin7757@hotmail.com