FLANGE INSULATION KITS

TYPE 'E' For use on flat face & raised face flanges. Insulating gasket manufactured from either reinforced phenolic or high dielectric strength non-asbestos sheeting. Insulating sleeve manufactured from either phenolic, mylar or polyethylene. Insulating washers manufactured from  reinforced phenolic.

 

TYPE 'F' The central gasket locates inside the bolts. Insulating gasket manufactured from either reinforced phenolic or high dielectric strength non-asbestos sheeting. Insulating sleeve manufactured from either phenolic, mylar or polyethylene. Insulating washers manufactured from  reinforced phenolic.

 

TYPE 'D' For use on ring joint flanges. Insulating gasket made from reinforced phenolic Insulating sleeve manufactured from either phenolic, mylar or polyethylene. Insulating washers manufactured from  reinforced phenolic.

MATERIAL INFORMATION

Central Gasket in Neoprene Faced Phenolic

   

 

Neoprene faced phenolic resin sheet. Rubber thickness of 0.4mm on each face of phenolic sheet

thickness 2.4mm, to NEMA L1-1-1983, Type XPC, with the following properties.

Dielectric Strength in oil @ 23°C

 

 

 

500 Volt/mil

 

 

 

 

 

 

 

(20,000 Volts/mm)

 

Water absorption after 24 hours immersion in water @ 23°C

0.60%

 

Compressive strength @ 23°C

 

 

 

168 N/mm²

 

Maximum continuous operating temperature

 

 

 

 

 

100°C

 

Insulation resistance

 

 

 

 

 

1.2 x 10 Megohms

 
               

Phenolic Washers

           

Bakelaque Cotton Fabric Reinforced Laminate Grade B12 Phenolic Resin

   

Flexural Strength

 

 

 

 

120 Mpa

 

Impact Strength (Notched Charpy)

 

 

10.0 kJm²

 

Tensile Strength

 

 

 

 

80 Mpa

 

Electric Strength perpendicular to laminations in oil @ 90°C (Rapidly applied)

3 MV/m

 

Electric Strength perpendicular to laminations in oil @ 90°C (Step by Step)

2 MV/m

 

Breakdown Voltage parallel to laminations in oil @ 90°C

12 kV

 

Insulation resistance after 24 hours water immersion

 

2 GΩ

 

Comparative Tracking Index

 

 

 

110 V

 

Thermal classifaction continuous**

 

 

115°C

 

Thermal classifaction intermittent

 

 

125° C

 

Water Absorption after 24 hours immersion

 

 

85 mg

 

Density

 

 

 

 

 

1.35 g/cm³

 

Specific Volume

 

 

 

 

741 cm³/kg

 

Colour

 

 

 

 

 

Brown

 

** Figures given are for guidance only and assume use of material in air

     
               

Mylar Sleeves

           

Dielectric Strength - ASTM D149

 

 

4000 Volts/mil

 

Compressive Strength - ASTM D695

 

 

N/A

 

Water Absorption - ASTM D229

 

 

 

0.80%

 

Operating Temp °F

 

 

 

 

-75 to +300

 

Operating Temp °C

 

 

 

 

-59 to +149

 

Flexural Strength - ASTM D790

 

 

 

13000 psi

 

Cut Through Resistance

 

 

 

3500 ft-lbs

 
               

Phenolic Sleeves

           

Axial electric strngth in oil @ 90°C

 

 

30 kV

 

Water Absorption

 

 

 

 

3.5 mg/cm²

 

Cohesion between Layers

 

 

 

70 Mpa

 

Insulation resistance after immersion in water

 

50 Mohms

 

Axial Compressive Strength

 

 

 

100 Mpa

 

Electric strength normal to axis in oil @ 90°C (1.6mm wall)

7.8 MV/m

 

Relative Density

 

 

 

 

1.20

 

Thermal Classification

 

 

 

E

 
               

Steel Washers

           

Zinc Plated BS4320 (43A)

Contact details

Call us

HEAD OFFICE

Kent & Yorkshire Gaskets Ltd

Unit 61, The Oaks

Manston Business Park

Ramsgate

Kent

CT12 5FS

 

Tel : 01843 854800

Email 

Sales : 

stacey@gaskets247.co.uk or steve@gaskets247.co.uk

Accounts : andrew@gaskets247.co.uk

 

 

NORTHERN OFFICE

Kent & Yorkshire Gaskets Ltd

Units 2&7A

Lawefield Park, Lawefield Lane

Wakefield

WF2 8ST

Tel: 01924 200100

Email

simon@gaskets247.co.uk

sarah@gaskets247.co.uk

 

 

For emergencies please call 01924 200100 and you will be transferred to a member of staff who is on call.

 

You can also use our contact form.

SOUTHERN OFFICE

Kent & Yorkshire Gaskets Ltd

Unit 61, The Oaks

Manston Business Park

Ramsgate

Kent

CT12 5FS

 

Tel : 01843 854800

Email 

Sales : stacey@gaskets247.co.uk or steve@gaskets247.co.uk

Accounts : andrew@gaskets247.co.uk

Free Local van delivery service available at both locations

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