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EP95BK20-OR-018
CS

0.070 in

(1.78 mm)

ID

0.739 in

(18.77 mm)

ORing cut reference

EPDM EP95BK20 O-Ring, Size: -018

Material: EPDM EP95BK20 O-Ring

Size: AS568 -018 O-Ring

Part Number: EP95BK20-OR-018

EP95BK20

EPDM (EPR, EPM)

95

Shore A

Steam Resistant

High Temperature Material

L'Garde Cured

Anti-Explosive Decompression

Color: Black

Detailed Description

EP95BK20-OR-018 is a Black, 95 Shore A, L'Garde Cured EPDM (EPR, EPM) O-Ring. EP95BK20 is manufactured with the following features & specifications: Steam Resistant, High Temperature Material, Anti-Explosive Decompression. EP95BK20-OR-018 is AS568 size -018 O-Ring also referred to as 1.78mm (Cross Sectional Diameter (CS)) x 18.77mm (Inside Diameter (ID)).


Material: EPDM EP95BK20 O-Ring


Size: AS568 -018, 1.78mm CS X 18.77mm ID (0.070" CS X 0.739" ID)

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Technical SpecificationValue
Compound NumberEP95BK20
MaterialEPDM (EPR, EPM)
CureL'Garde Cured
ColorBlack
Durometer95 Shore A
High Temperature290 °C / 554 °F
Low Temperature-50 °C / -58 °F
Geometry Specifications
Cross Sectional GeometryO-Ring
Size StandardAS568
Size-018
Cross Section (CS)1.78 mm / 0.070 in
Inside Diameter (ID)18.77 mm / 0.739 in
Other Specifications

Anti-Explosive Decompression

ORing cut reference

Canyon’s EP95BK20 is an extremely high-temperature steam-resistant EPDM compound formulated at a very high 95 Shore A hardness for applications exposed to extreme pressure and extrusion forces. Developed using L’Garde Y267 technology, it delivers reliable sealing performance in hot water and steam service up to 290°C (554°F), with short-term steam excursions reaching 315°C (600°F). The very high durometer provides exceptional resistance to extrusion and deformation while maintaining strong abrasion resistance and long-term durability. EP95BK20 is resistant to polar fluids but is not recommended for use with hydrocarbon fuels or oils, consistent with EPDM chemistry.

 

EP95BK20 is commonly used in geothermal, energy, and industrial steam systems where conventional elastomers fail under extreme heat and pressure. Its combination of extreme hardness, steam stability, and weathering resistance makes it well suited for valves, pumps, and critical high-temperature process sealing applications. This compound is frequently cross-referenced as an alternative to Parker E0962-90 for extreme high-temperature steam EPDM sealing requirements.

 

Common relevant keywords:
extreme steam EPDM seals, 95 Shore A EPDM rubber, high hardness EPDM O-rings, geothermal steam elastomer seals, ultra high temperature EPDM gaskets, extrusion resistant EPDM material, L’Garde Y267 EPDM compound, steam service rubber seals, energy industry EPDM sealing solutions, high pressure steam O-rings, Parker E0962-90 equivalent, Datasheet, TDS, Test Report, MTR, MSDS, SDS