colored o ring

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O-rings are available in a wide range of sizes, hardnesses and colours. It is vital to understand what all three factors mean and how they affect applications, equipment and processes.

O-rings are available in a variety of colours, as each colour has a secret meaning. The colour can indicate the type of material on which the O-Ring is based and is set by industry standards. For many years, industry standards have been based on the common colours that come with these materials.

Sanshi Rubber can supply any O-Ring material in any colour, please contact us if you require more information.

O-Ring Colours

O-Rings can come in a variety of colours. These are the standard colours of materials based on the industry. Sanshi Rubber can supply O-Rings in any colour for any material

O-rings come in a variety of colours and it is important to understand what these colours mean as your choice of O-ring will affect your overall process application.

Ultimately, different O-ring colours are used to help differentiate between different materials. Sanshi Rubber can provide O-Rings in a variety of colours using a wide range of materials.

The good news is that we can order our O-Rings directly online here; however, if you have specific questions about O-Rings, colours and materials, please write at sale@chinarubber.cc. or click this page for more information about O-Rings.

Yellow, Black and Green O-Rings

Black O-Rings

Black O-Rings are manufactured from EPDM and are best suited for applications such as heating, fire protection, drinking water and sanitary water.

They comply with EN 681-1 and have SECURFRABO patented system safety.

They can also withstand temperatures as low as -10 degrees and as high as over 110 degrees.

Yellow O-ring

Manufactured with HNBR, you will find yellow O-rings for gas applications in accordance with standard EN 549.

These standards also differ in that EN 681-1 yellow O-rings are suitable for water and EN 549 yellow O-rings are suitable for gas.

The patented safety system SECURFRABO.

Yellow O-Rings are available for water and gases down to a minimum temperature of -20 degrees and a maximum temperature of +95 degrees.

For those O-Rings that are only available for gases, a minimum temperature of -20 degrees and a maximum of +70 degrees can be achieved.

Green O-Rings

Manufactured from FKM material, these O-Rings operate perfectly at high temperatures and fluctuating stress levels - making them ideal for systems such as solar.

They reach a maximum temperature of 160 degrees, but can reach a peak of 200 degrees in a short time if required.

Sanshi Rubber wants to be your O-Ring supplier

At Sanshi Rubber, we have been supplying our customers with the O-Rings they need. We have learned a lot about manufacturing the best quality O-Rings on the market and how to help our customers purchase the best product for their specific application.

Shop our selection of O-Rings today and if you have any questions, please feel free to contact us or check out our knowledge base to help find the right answer. We look forward to exceeding your expectations in terms of quality and service.