Document Centre Send Us Your Enquiry About Us Industries & Applications Products & Services Contact Us Gaskets and Sheet Jointings CNAF gaskets Our range of CNAF gaskets are highly proven non-asbestos, rubber-bonded gasket materials made from aramid fibres and special fillers. These sheet materials can be cut to any size or shape that covers flange gasket duties with most fluid media from ASME Class 150 to Class 600 ratings, plus some special applications. Download the CNAF Chemical Compatibility Guide Our high performance sheet jointing Centurion X is a high performance BS7531 Grade X sheet jointing, based on glass and aramid fibres with a nitrile (NBR) binder, forming high integrity CNAF gasket material. Glass and aramid fibres with a nitrile binder. For applications up to 450°C. Media compatibility with oils, fuels and hydrocarbon compounds. Can be used on the majority of flange specifications including ASME, API, EN, BS and DIN. Meets BS 7531 Grade X requirements. WRAS approved for use with cold and hot potable water up to 85°C (185°F). This material supersedes the previous James Walker Centurion gasket sheet, which remains available on request for instances where it may currently be written into specifications. Download the data sheet Download the statement of compliance Our premium grade universal sheet jointing Chieftain X is a high performance BS7531 Grade X sheet jointing, based on graphite reinforced with aramid fibres with a nitrile (NBR) binder. The unique blend of aramid fibres and graphite results in a CNAF gasket with exceptional leakage resistance and residual stress levels. A unique blend of graphite and aramid fibres for strength and durability. A soft cut gasket for extreme applications in general industry. 450°C maximum working temperature. Outstanding resistance to acids, alkalis, solvents, refrigerants, water and steam. Easily meets BS 7531 Grade X requirements. This material supersedes the previous James Walker Chieftain gasket sheet, which remains available on request for instances where it may currently be written into specifications. Download the data sheet Download the statement of compliance Our general purpose jointing Sentinel X is James Walker’s general purpose BS7531 Grade Y sheet jointing. It is comprised of compressed aramid fibres and a combination of other functional fibres with a nitrile (NBR) rubber binder. Compressed aramid fibre with nitrile binder. Outstanding performance for its class. 400°C maximum working temperature. Resistant to solvents, refrigerants, water and steam. Exceeds BS 7531 Grade Y requirements. WRAS approved for use with cold and hot potable water up to 85°C (185°F). This material supersedes the previous James Walker Sentinel gasket sheet, which remains available on request for instances where it may currently be written into specifications. Download the data sheet Download the statement of compliance Document Centre For industry or application News Desk Case studies, images and news Current Vacancies Global career opportunities Sign up for products and services news Back to top ABOUT US Home About James Walker Our History Procurement News Desk Career Opportunities Customer Satisfaction Contact Us INDUSTRIES & APPLICATIONS Chemical and Petrochemical Construction Defence and Aerospace Engineering and Manufacturing Food and Beverages Marine Propulsion Marine Transportation Metallurgical Mineral Oil and Gas Paper, Pulp and Board Pharmaceutical and Bioprocessing Power Semiconductor and Electronics Valves Water and Waste PRODUCTS & SERVICES Cartridge Seal Systems Compression Packing Critical Metallic Sealing Elastomer Technology Engineering Plastics Environmental Excellence Expansion Joints and Bellows Flange Management and Joint Integrity Flooring and Decking Products Gaskets and Sheet Jointings Hydraulic Sealing Products Mechanical Seals O-rings Ring Type Joints Rotary Seals Seals in PTFE and Engineered Thermoplastics Static Seals Tension Control Bolting Valves Vibration Attenuation Products DOCUMENTS & PAPERS Case Studies Technical Papers and Presentations Document Centre FOLLOW US James Walker on Twitter James Walker on LinkedIn James Walker on YouTube James Walker on Instagram Sign up for products and services news © All contents copyright of James Walker. Part of the James Walker Group. an embado solution CONTACT US | TERMS OF USE | LOGIN