gasket-material-selection

 

Gasket & Seals Manufacturing Materials. As an independent company we can source materials from all major material manufacturers.

 

 

NATURAL RUBBER

 

View Natural Rubber Gaskets

 

Black, White Food, Red, Tan & Insertion
+ Very good mechanical propertiesTemp Range-30°C +80°C
+ Fair / moderate weather resistanceHardness Range35° - 90°
+ Fair / good alkali and acid resistanceStock Range1mm to 50mm
- Affected by oils, fats, fuels & oxidising agents  

 


SPONGED RUBBER Closed Cell

 

View Sponge Rubber Gaskets

 

Available in Neoprene Natural, E.P.D.M. and Silicone
Open and Closed Cell
Some in fire retardant gradesTemp Range-20°C +110°C
 Hardness RangeSoft-Medium/Hard
 Stock Range1.5mm to 50mm

 


BUTYL RUBBER

 

View Butyl Rubber Gaskets

 

+ Excellent gas impermeabilityTemp Range-20°C +90°C
+ Very good weather resistanceHardness Range60° - 65 °
+ Excellent resistance to solventsStock Range1mm to 12mm
- Affected by oils & fats  

 


RUBBER CORK

 

View Rubber Cork Gaskets

 

+ Compressible with negligible lateral flowTemp Range-30°C +150°C
+ Resistant to fuels, oil, solvents and refrigerantsStock Range0.8mm to 12mm
Excellent thermal insulation properties  

 


FELT

 

View felt Gaskets

 

+ High quality wool and syntheticTemp Range-20°C +100°/150°C
+ Suitable for oil retentionDensity Range26grm - 60grm
+ Suitable for door seals and mounting padsStock Range0.8mm to 25mm

 


P.T.F.E.

 

View PTFE Gaskets

 

+ Good mechanical strengthTemp Range-100°C +250°C
+ Non-toxicHardness Range50° - 65°
+ Outstanding anti-stick propertiesStock Range0.01mm to 12mm
+ Extremely low co-efficient of friction+ Excellent dielectric properties
+ Unaffected by weathering+ Will not burn

 


NEOPRENE RUBBER

 

View Neoprene Rubber Gaskets

 

Black, White Food & Insertion
+ Excellent weather resistanceTemp Range-20°C +90°C
+ Good mechanical propertiesHardness Range40° - 80 °
Moderately resistant to oils and fatsStock Range1mm to 25mm
- Poor low-temperature propertiesCommercial quality & BS 2752 grades

 


NITRILE RUBBER

 

View Nitrile Rubber Gaskets

 

Black and White Food
+ Excellent resistance to oils and fuelsTemp Range-20°C +110°C
+ Good hot oil resistanceHardness Range40° - 90 °
+ Good mechanical propertiesStock Range0.5 mm to 25mm
+ Good Alkali and acid resistance+ Moderate weather resistance
- Moderate elasticityCommercial quality & BS2751 grades

 


SILICONE RUBBER

 

View Silicone Rubber Gaskets

 

White Food, Red, Blue, Translucent
+ Heat resistance up to +250°CTemp Range-50°C +250°C
+ Retains flexibility in extremely low tempsHardness Range20° - 80 °
+ Excellent weather resistanceStock Range0.5 mm to 10mm
+ Excellent electrical resistivity+ Moderate fuel resistance
+ Moderate oil and fat resistance- Poor Mechanical properties

 


PROOFED WOVEN JOINTS

 

View Woven Gaskets

 

+ Resilience ideal for sealing uneven or unmachined flangesTemp Range-20°C +250°C
+ Soft joints for boiler doors etc.Pressure Range10 bar
+ Folded to size requiredStock Range1.5mm folded up to 6mm
+ In rubber coated glass or Aramid fibre, with or without wire reinforcement

 


GRAPHITE

 

View Graphite Gaskets

 

 

Laminated or Foil
+ Non-toxicTemp Range-200°C +3000°C in non-oxidising conditions -200°C +500°C in oxidising conditions
+ Electrically conductivePressure Range300/400 bar
+ Excellent chemical resistanceStock Range0.2mm to 3mm
- Affected by Sulphuric and Phosphoric acids  

 


ETHYLENE PROPYLENE EPDM

 

View Ethylene Propylene EPDM Gaskets

 

 

E.P.D.M
+ Water Research Council ApprovedTemp Range-40°C +100°C
+ Excellent weather resistanceHardness Range50° - 80 °
+ Good heat resistanceStock Range0.5 mm to 12mm
+ Good low temperature properties+ Good mechanical properties
+ Resistant to steam temperatures up to 150 o continuous+ Good resistance to polar solvents (esters, Ketones)
- Affected by oils and fats  

 


VITON®

 

View Viton Gaskets

 

+ Excellent chemical resistanceTemp Range-20°C +220°C
+ High temperatureHardness Range50° - 70 °
+ Self extinguishingStock Range0.5 mm to 6mm
- Not resistant to Acetone  

 


COMPRESSED SYNTHETIC FIBRE

 

View Compressed Synthetic Fibre Gaskets

 

+ For high temperature jointsTemp Range-30°C +450°C
+ Glass or Aramid fibre or Graphite/AramidPressure Range100 bar
+ To BS 7531 : X & YStock Range0.25mm to 3mm
- Hard material requires high bolt loading- Consideration for steam usage required

 


VEGETABLE FIBRE (PAPER) JOINTING

 

View Paper Gaskets

 

+ Excellent resistance to fuel and vegetable oils, petrol and petroleum distillatesTemp Range-22°C +120°C
+ Resistant to fungoid growthPressure Range20 bar
+ Free from RubberStock Range0.006" to 0.25" (0.15mm to 6.4mm)
For jointing application guide please view our Jointing selection chart

 

IMPORTANT NOTICE

 

 

The information supplied on this chart is produced to the best of our knowledge and is based on current data.  The properties quoted are typical and intended only as a guide. They do not therefore constitute a specification.  Customers are encouraged to sample our products before purchase, and are recommended to make their own assessment and requirements of our products under their own conditions.  Freedom from third party patent rights cannot be assured.  Individual data sheets are available on request.