Industrial Electrical Engg Company

Established since 1921

IS 2036 – 1995 Grade F2

Technical Description:
These are fabric base Bakelite Sheets confirming to specification, as per IS 2036, Bakelite sheets of Grade F2 are manufactured from medium weaved, cotton Fabric and are easily machinable and have good Mechanical strength. These Fabric Bakelite Sheet Of F2 Grade posses a very good strength to weight ratio. The material of this grade has a superior machining and punching properties and better resistance of chemicals and is recommended for small parts.

Applications:
Shuttles, Gears, Pulleys, Automobile couplings, Structural parts, Spindles, Machine Tool gibs/ slideways, Low Voltage contact breaker, Friction plates, etc.

Thickness:
Thickness of Bakelite sheets ranges from
0.4 MM – 150 MM.

Size:
Standard size of Bakelite sheets: 1220 x 1220mm (4 ft x 4 ft) or 1220mm x 610 (4 ft x 2 ft) or
610mm x 610mm (2ft x 2ft) or 2440mm x 1220mm (8ft x 4ft).

Tolerance:
Sheets are supplied as per tolerance specified in IS:2036. More closer tolerance can be met as per customers’ specific requirement.

Colors:
Available Bakelite sheet colors are natural brown, dark brown or black.

Technical Data as per IS 2036 -1995 Bakelite Sheet Grade F2

Properties

Units

Average Test

Results

Value As PerIS: 2036- 1995
Electrical
Insulation Resistance afterimmersion in water for 24 hrs at 20˚C Meg Ohms

15

0.5 Min.

Electrical Strength in Oil at 90˙C
Flat wise (1.6 mmThickness) Kv/ mm

1.5

0.72 min

Edgewise (3.2 mm Thickness) Kv

2

1.0 min

Mechanical
Tensile strength Kgf/cm² 700

Flexural Strength / Cross Breaking strength Kgf/cm² 1275 1100 Min. 

 

Shear Strength Kgf/cm² 745 650 Min.
Impact Strength (Edgewise Charpy method KJ/m² 9.0

7 Min

Specific Gravity 1.35

Water Absorption (Specimen size -50 + 1mm square)
Thickness mm 0.8 3.0 12.0 25.0
Maximum Value mg 201 245 324 420
Typical Value Results mg 68 89 112 154

 

 


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