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Item Code: SM221

Off-White Natural Rubber to BS1154 Y40

SM221 Off-white Natural Rubber to BS1154 Y40 is a High Quality Natural Rubber grade fully tested to British Standard BS1154 in off-white for high performance applications where high tensile and abrasion requirements are important. Commonly requested by Government bodies, military and construction organisations.

N.B. All Metroseal sheeting can be supplied plain or with self adhesive backed tape (SAB). Rubber Strip to bespoke sizes are available along with customised sheets/gaskets. Please email your enquiry details to sales@metroseal.co.uk

The above sheeting is manufactured from top quality virgin materials and ingredients meeting high standard of performance.

  • Material Profile: see below
  • Thickness: 0.5mm to 50mm
  • Sheet Size: 1.4m wide in 10m rolls
  • Finish: Smooth finish
  • Cutting: Standard press-tools

This Product is REACH, RoHS, PAH and CE Compliant

Other grades, colours and finishes are available – subject to minimum batch quantities

PROPERTIES

TEST METHOD

VALUES METRIC UNITS

SPECIFIC GRAVITY

BS 903: PART A1

1.10

HARDNESS

BS 903: PART A26

40 ± 5 IRHD

TENSILE STRENGTH (KG/CM2)

BS 903: PART A2

190

ELONGATION AT BREAK ( MIN )

BS 903: PART A2

600%

COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX)

BS 903: PART A6

30%

TEAR RESISTANCE ( ANGULAR ) MIN

BS 903: PART A3

30 KG/CM

ABRASION RESISTANCE

 

120mm3

CHANGE IN PROPERTIES

 

 

HEAT AGEING (168 HRS. AT 70ºC )

BS 903: PART A 19

 

— HARDNESS (PTS)

BS 903: PART A26

+ 5 / -5 (MAX)

— TENSILE STRENGTH (%)

BS 903: PART A2

-10 (MAX)

— ELONGATION AT BREAK (%)

BS 903: PART A2

-15(MAX)

POLYMER CONTENT (NATURAL RUBBER)

 

100%

ADDITIONAL INFORMATION –

 

 

CHEMICAL RESISTANCE

 

 

— OZONE

BS 903: PART A43

NOT RECOMMENDED

— DILUTE ACIDS AND BASES

BS 903: PART A16

NOT RECOMMENDED

— CONCENTRATED ACIDS AND BASES

 

NOT RECOMMENDED

— OILS

 

NOT RECOMMENDED

— SOLVENTS

 

NOT RECOMMENDED

TEMPERATURE RANGE

 

-20º TO + 70ºC

COLOUR

 

OFF WHITE

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