Closed Cell Nitrile/PVC Foam Washer

SKU: WASHER-SM-ER22
  • Zero water vapor permeability and almost zero water
  • Good FR properties
  • ER22 NBR/PVC Sponge is CFC and HCFC free
  • No emissions of VOC
  • View material – ER22

Select washer shape

Circular Gasket Washer
Circular Washer
Square Gasket Diagram
Square/Rectangular Washer
Square Circular Centre Diagram
Square/Rectangular, Circular Centre
Custom Gasket
Custom Washer

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DESCRIPTION TEST METHODS SPECIFICATION RESULTS
Cellular Structure Closed Cell Closed Cell
Density (KG/M2) ASTM D1667 50-70 50 to 70 kg/m³
Thermal Conductivity ASTM C518:2010
@Mean temp 9.36oC W/(m.K) 0.0328 W/(m.K)
@Mean temp 24.77oC W/(m.K) 0.0329 W(m.K)
@Mean temp 46.39oC W/(m.K) 0.0358 W(m.K)
Temperature Limits oC -40°C to +105°C 98°C
Thermal Stability ASTM C534 4.5(7days°F@200 4.1
Fire Resistance Class O BS 476 Part 6 Pass
Class 1 BS 476 Part 7 Pass
Fire and Smoke Properties AS/NZS 1530.3-1999 FSI 0-20;SDI 0-10 Pass
Water Absorption (% W/W) ASTM C209: 1998 3.85 3.7
Long term absorption by total immersion method (28 days) BSEN12087:1997 AvgWA(Vol%)=1.0
Water Vapor Permeability-Perms ASTM E96 0.1 perms-inch

max

0.1
Water Vapor Diffusion Factor (µ-value) BSEN 12086:1997

TC:22±1’C&50±3%

RH

≥7000 ≥7392
Smoke & Toxicity (IMO MSC 61(67) 1996) ISO 5659 Passed Passed
Weather & UV Resistance ASTM G53-1996 Excellent Excellent
Ozone Resistance ASTM D1149:1999 @40’C;72hr

duration

25% elongation

Excellent
Mildew Resistance ASTM G 21-1980 No Fungal Growth No Fungal Growth
Antimicrobial Activity SO22196:2007 No Bacteria

Recovered

99.99%
Chemical Resistance ASTM C-871 Good Excellent
VOC ASTM D5116 <500ug/m2/hr <6ug/m2/hr
Flexibility Excellent Excellent
Product Process W/O CFC,

Asbestos, Chlorine,

& Fibre

Excellent
Sound Absorption (200HZ-2500HV) SAA ASTMC 423 NS 0.41
Noise Reduction Coefficient (NRC) ASTMC 423 NS 0.4
Sound Absorption Coefficient (α) ISO354:2003&

ISO11654:1997

NS αw=0.4
ODP & GWP Bureu Veritas

Standard

ODP=0;GWP≤5 ODP=0;GWP<5
Storage Life:

To be stored in dry, clean

rooms @normalRH (50-70%)

with ambient temperature

10-35’C

In House NA NA

 

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