Delivering Fluid Sealing Solutions Since 1972

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ISO3601-5

ISO3601-5: Suitability of elastomeric materials for industrial applications ISO3601-5 specifies the appropriateness of various rubber materials which may be used for the production of O Rings intended for use in industrial applications. ISO3601-5 also specifies the capability of the materials to fulfil many of the demands related to fluid power elements and systems. This includes fluid compatibility and temperatures. The […]

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ISO3601-4

ISO3601-4: Anti-extrusion rings (back-up rings) ISO3601-4 defines tolerances and dimensions for five types of back-up rings (anti-extrusion rings): (T1) – Spiral Type (T2) – Angle Cut Type (T3) – Solid Type (T4) – Angle Cut Concave Type (T5) – Solid Concave Type These back-up rings are used with chosen O Ring sizes as defined in ISO3601-1 and the applicable housing […]

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British Touring Car Championship Competition

Bondloc Special Offers – Prize Draw Competition We have teamed up with Ciceley Motorsport sponsor Bondloc to give away three fantastic prizes. To WIN, buy any Bondloc Special Offer or spend over £100 on Bondloc products and you will be entered into a prize draw.* PRIZE 1 – 2x VIP Tickets (Includes VIP Hospitality, Grid walk, Access to garage, Team […]

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Importance of O Ring Lubrication

o ring lubrication

Why is O Ring lubrication important? Why lubricate? All kinds of lubrication, including oils, greases, water and air are used to reduce wear by minimising heating and friction of moving elements. Any substance that accomplishes this, can be called a lubricant. Types of lubricants Lubricants help reduce friction in the application. These lubricants can be: Semi-Permanent Lubricant Coatings There are […]

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How to measure an O Ring?

How to measure an O Ring

O Ring measuring techniques O Rings are round mechanical devices that prevent liquid or gas from leaking through an opening. As time passes, these elastomers may wear out and need to be replaced. A good fit is critical when planning to replace an O Ring. Measuring an O Ring is relatively easy – 3 measurements need to be taken – […]

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Winners of Easter Competition 2019

Easter Competition Winners

Easter Letter Hunt Competition 2019 WINNERS We would like to say BIG THANK YOU to everyone who participated in our free-to-enter Easter competition! Our very special CONGRATULATIONS go to 3 lucky winners: Emily Deason (Eastbourne) – Winner of the Cadbury Ultimate Easter Basket Andrew Whittaker (Tamworth) – Winner of the Cadbury Sharing Hamper Hayley Ball (Blackburn) – Winner of the […]

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Precision Polymer Engineering Channel Partner Meeting 2019

M Barnwell Services Darren Barnwell (Director) and Steve Bane (Purchasing) attended Precision Polymer Engineering’s EMEA Strategic Channel Partner Meeting at their HQ in Blackburn. At the two-day event, the M Barnwell Services team learnt more about IDEX’s new range of materials and products and their forthcoming strategies. Darren Barnwell said “We have a very close and special relationship with IDEX […]

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Easter Competition 2019

Easter Competition 2019

Easter Letter Hunt – WIN Chocolate Goodies! M Barnwell Services is giving you another chance to win either a Cadbury Ultimate Easter Basket, Cadbury Sharing Hamper, or a Cadbury Créme Eggs 48 Box. From Monday 25th March 2019, there will be EIGHT bunnies hidden within the pages of the M Barnwell Services’ website. Each bunny will have an individual letter. […]

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ISO3601-3

ISO3601-3: Quality acceptance criteria ISO3601-3 defines the quality acceptance criteria for O Rings used in fluid systems, the sizes of which are standardized in ISO3601-1 and ISO3601-2. This section of ISO3601 additionally specifies and classifies surface deficiencies on O Rings and defines the maximum satisfactory limit for these deficiencies. ISO3601-3 is also suitable to O Rings used in aerospace construction. […]

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Bondloc Special Offers

Limited Time Bondloc Special Offers! VALID FROM: Tuesday 5th March TO: Friday 26th April From Tuesday 5th March we will have fantastic prices on quality Bondloc products, but be quick – Limited Stock. View the flyer here. Bondloc Products on offer include: B243 Threadlock – SAVE 50% MS58 Water Resistant Sealant – SAVE 8% B496 Cyanoacrylate Adhesive – SAVE 50% B3295 Structural […]

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