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Neoprene / Nitrile Bonded Cork Transformer Grade IS-4253 PART II 1988 - ASTM F104

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Neoprene / Nitrile Bonded Cork Transformer Grade IS-4253 PART II 1988 - ASTM F104

Item Code: Coru353/1120

Availability: In stock

  • Chemical Resistant (Call us to confirm suitability)
  • Oil / Fuel Resistant (Call us to confirm suitability)
  • Highly durable & resilient
  • high resilience, flexibility and compression characteristics
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£11.22 m2 + VAT

Quick Overview

Coru353 is a Nitrile / Neoprene Rubber bonded TRANSFORMER GRADE Cork jointing sheet is a high industrial grade for arduous applications such as transformer, automotive and industrial gaskets. Excellent resistance to transformer oils and fuels coupled with high resilience, flexibility and compression characteristics. 


TRANSFORMER GRADE PER IS-4253 PART II 1988 - ASTM F104



  • General Purpose

  • High Temperature (See Data)

  • Weather / Ozone

  • Low maintenance

  • Product conforms to ASTM F-104-95-F229000

Product Description

Stock Roll Sizes[m x m x mm]Weight[kg/M2]SpecificationsCompoundValues[typical]Test Method
10m x 1m x 1.5mm 1.56 Hardness Shore-A (IRHD) 65 to 75 ASTM D1415
10m x 1m x 2mm 2.08 Tensile Strength 2.0 Min. ASTM F152
10m x 1m x 3mm 3.11 Compressibility % at 2.76 MPA 25-35% ASTM F36
10m x 1m x 4mm 4.15 Recovery % (Min) 80 ASTM F36
10m x 1m x 5mm 5.19 Percentage Volume Change After Immersion    
10m x 1m x 6mm 6.23

ASTM OIL NO. 1

(AT 110 DEG. C. 72 HOURS)

 

 -5 TO + 10 ASTM F146
   

ASTM OIL NO. 3 OR IRM 903

(AT 110 DEG. C. 72 HOURS)

-5 TO + 10 ASTM F146
   

ASTM Fuel A

(AT AMBIENT TEMPERATURE. 22 HOURS)

BS148 Transformer Oil, 15 days at 90°C

0 TO + 10

+ 8

ASTM F146

ASTM F146

    Seal ability of Gasket Material

Zero Leak

Rate (ML/H)

ASTM F37
   

 Flexibility When bent Around a 4 x Gasket Thickness DIA. Mandrel No Cracks The Gasket Material Shall Remain Flexible Down To -15°C

 
ASTM F147
    Maximum temperature can withstand 110 Deg. C.  
    Material  
    Rubber Nitrile/Neoprene
    Granulated Cork 0.5 / 1.0 MM
    Colour Natural

Additional Information

Special Price No
Resistance to Please Call
Insertion Req No
Product Type Anti Slip
Solid Yes
Drainage Holes No
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