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carbon seals

Technical index:
-- Well lubricity.
-- Good anti-corrosivity.
-- Excellent thermal conductivity & thermostability.
-- Micro Thermal expansion coefficient.
-- Enough Mechanial strength & shock strength.
-- Easily porcessed per the requirement.

Product details:


APPLICATION
Applied widely for mechanical equipment, especially for sliding parts of mechanical rotation, such as centrifugal pump, chemical reaction kettle, water turbine etc.; the products can be worked as sealing ring, piston ring, bearing, rotating sheet, sliding sheet, wearing plate.


PHYSICAL PROPERTY

-- Well lubricity. 
-- Good anti-corrosivity.
-- Excellent thermal conductivity & thermostability. 
-- Micro Thermal expansion coefficient. 
-- Enough Mechanial strength & shock strength. 
-- Easily porcessed per the requirement.


TYPE OF PRODUCTS

Mark: F- phenolic resin; K- furan resin; D- antimony.


TypeDensity
(g/cm3)
Tensile strenth
(Mpa)
Compressive strength
   (Mpa)
Shore    hardness
    (HS)
Porosity
  (%)
Thermal   expansion coefficient
(10-6/0C)
Temperature
  (0C)
M108F1.6560200802.05.0200
M118F1.7565210852.05.0200
M108K1.6560200802.05.0200
M118K1.7565210852.05.0200
M118GK1.7870210852.05.0200
M118GF1.7870210852.05.0200
M104D2.9090250852.05.5350
M118D2.4095250852.05.5400



THE  PREFORMANCE FOR RESISTING CHEMIICAL CORROSION

-- To help you select right type, we present the  following table for your referance, plese note the working condition.                  
-- Mark: + (stability); - (non-stability); 0 (common stability).    
      


MediumConcertration
                       (%)
Carbon(resin)Carbon(metal)
Phenolic                        resinFuran                        resinAntimony
Muriatic acid3600
-
Sulphuric acid5000-
Sulphuric acid980+-
Nitric acid5000-
Nitric acidstrong---
Hydrofluoric acid4000-
Phosphoric acid85++-
Chrome acid1000-
Acetic acid36+0-
Sodium hydroxide50-+-
potassa50-0-
Sea-water
0+-
benzene100+++
Ammonia water100++
Acetone1000++
urea
+++
phenixin
+++
Machine oil
+++
Gasoline
+++

 

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