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Kammprofile Gasket

WRAS approved Kammprofile Gaskets supplied by William Johnston & Company Limited for problematic sealing solutions in potable water applications, offer the compressibility of a sheet gasket for low sealing stress along with the bolt tightness and ease of handling and resistance to buckling of a metallic gasket. They are designed to seal in large diameter and complex sealing applications.


• Easy to handle and install.
• Designed for each special application.
• Low sealing stress.
• Can be fitted with lugs to assist during fitting.
• Can be tapered to accommodate out of true flanges.


WRAS Approved Product.
Pressure rating up to 40 Bar.


Manufactured to order.

BS EN 1514-1:1997
PN6, PN10, PN16, PN25, PN40
BS 3063:1965
BS 10:2009
BS EN 12560-1:2001
ASME B16.21
CLASS 150 & 300

Bespoke sizes by design.

Technical Support

As a manufacturer we technically support all the products that we offer which: -

• Saves time.
• Saves long term expense.
• Reduces leakage.
• Increases flange integrity.
• Decreases health & safety risk.

Whenever there is a sealing issue or technical question regarding one of our products then please get in touch on 0141 620 1666, Email us or simply fill out our online enquiry form below.

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WRAS Approved Product

Aramid Fibre Sheet and Gasket

Contact William Johnston & Company Limited

For more information about Kammprofile Gaskets that are available world wide, contact us on +44 (0)141 620 1666, Email us or simply complete our online Enquiry Form.

Failure to select the correct materials or products can result in damage to plant and equipment and personal injury. In specific applications, particularly where critical conditions exist, we suggest you contact us and we will consider with you the most suitable material or product. However, information supplied by William Johnston & Company Limited is intended only as technical co-operation and as a guide to the various uses of different products. No warranty is given in respect of information or recommendations by William Johnston & Company Limited which are only given for guidance and without any guarantee. The customer must satisfy themselves on the suitability of the material or product for the intended purpose. The correct fitting of products is the responsibility of the customer.

William Johnston Accreditation