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Item Code: SM281

Black High Temperature GENUINE Viton® (DuPont B) Rubber 70° shore

SM281 Black High Temperature Genuine Viton® (DuPont B) Rubber 70° shore is a  Genuine Viton® GRADE B. Grade B offers better chemical resistance than Viton® A with superior flexibility in higher heat applications.. Our Viton B  is an excellent choice for power stations where Sulfur Dioxide is present along with many other applications where a superior product, to the already impressive Viton® A, maybe required due to higher temperatures and or additional resistance to chemicals or oils.

  • Material Profile: See below
  • Thickness: 0.5mm to 50mm
  • Sheet Size: 1.2m wide in 5m and 10m rolls
  • Finish: Smooth finish,
  • Cutting: Standard press-tools

SM281 has a 68.5% Fluorine content

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

Full specification sheet available on request

This Product is REACH, RoHS, PAH and CE Compliant

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

Propertiestest method
values
fps units
test method
values
metric units
Specific GravityDIN 535081.95 ± 0.05ASTM D2971.95 ± 0.05
HARDNESSDIN 5350570 ± 5 Sh AASTM D224070 ± 5 Sh A
Tensile Strength (Kg/cm2)DIN 53504711 PSIASTM D41250 kg/cm2
ELONGATION AT BREAK ( min )DIN 53504250%ASTM D412250%
COMPRESSION SET (150ºC/24 hrs/25% set) (max)DIN 5351740%ASTM D395 METHOD B40%
CHANGE IN PROPERTIES
HEAT AGEING ( 72 hrs. AT 150 ºC )ASTM D573
--- HARDNESS (Pts)+ 5 (Max)+ 5 (Max)
--- TENSILE STRENGTH (%)+ 10 / - 10+ 10 / - 10
--- ELONGATION AT BREAK (%)+15 / -15+15 / -15
VOLUME SWELL : AT 150ºC FOR 24 HRS/INASTM D 471
IRM OIL NO.901-6%-6%
IRM OIL NO.902-1%-1%
IRM OIL NO.903+3%+3%
CHEMICAL RESISTANCE
--- OZONEEXCELLENTASTM D 1149EXCELLENT
--- DILUTE ACIDS AND BASESEXCELLENTEXCELLENT
--- CONCENTRATED ACIDS AND BASESEXCELLENTEXCELLENT
--- OILSVERY GOODVERY GOOD
--- SOLVENTSVERY GOODVERY GOOD
TEMPERATURE RANGE-30º to + 300º C-30º to + 300º C
COLOURBlackBlack

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