High performance seals

Downhole, wellhead, valves and pipelines

• Two double-acting seals for arduous duties.
• Work at extreme pressures and temperatures.
• Effectively seal large extrusion clearances.
• Resist all aggressive oilfield media.

Vast range in general & ED-resistant materials

• Precision moulded in over 100 elastomer grades.
• International, national and industry standard rings.
• Seven million stocked for same-day despatch.
• All popular sizes ex-stock in ED-resistant materials.

For surface wellhead-to-casing systems

• Validated on rough casings to API 6A, Appendix F, PR2
• Maximum working pressure 690bar (10,000psi).
• Temperatures -29°C to +177°C (-20°F to +350°F).
• Resists stab-in and aggressive oilfield media.

Out performs many traditional products

• Highly proven double V-ring packing.
• Better performance than conventional packings.
• Increased life, lower friction, lower wear.
• Supplied to suit all industry standard housings.
• Known as Shallex^® in some regions.

For casing and tubing heads

• Static seal energised by injection of plastic packing.
• Tested in accordance with API 6A specification.
• Supplied in a range of top quality elastomers.
• With stainless steel mesh anti-extrusion elements.
• Two grades of plastic packing sticks also supplied. 

Fully developed and rigorously tested designs

• Efficient axial sealing against tubing or casing pipe.
• Rectangular section of elastomer, with or without anti-extrusion element.
• Types for many applications and service conditions.

Extrusion resistant for high pressure applications

• Hybrid metal/elastomer construction.
• Energised by high performance elastomer.
• Intimate metal-to-metal contact with sealing surface.
• Metal end caps provide extrusion resistance.

Custom designed to meet specific requirements

• Manufactured in a wide range of materials to suit different wellhead sealing environments.
• For effective sealing of bolts that fasten and retain tubing and casing hangers.