Industrial Electrical Engg Company
Established since 1921
IS 2036 – 1995 Grade P2
Grade P2 IS 2036 -1995
Technical Description: These are paper Based Laminated Bakelite Sheets confirming to specification as per IS:2036, GRADE P2. These Bakelite sheets Of Grade P2 have good Mechanical Properties and better Electrical Properties, than Grade P1 and are especially suitable for High voltage applications at power frequencies for Power Electrical Industry. P2 Grade Bakelite Sheets also posses high electric strength under oil and good electric strength in air under normal humid conditions.
Applications : Transformer covers, C.B. handles and side frame, Distribution boards, Fuse holder base etc.
Thickness : Thickness of Bakelite sheets ranges from 0.7 MM – 50.0 MM.
Size : Standard size of Bakelite sheets: 1220 x 1220mm (4 ft x 4 ft) or 2440mm x 1220mm (8ft x 4ft).
Tolerance : Bakelite 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, black..
Technical Data for Grade P2
| Properties |
Units |
Average Test
Results |
Value As PerIS: 2036- 1995 | |||
| Electrical | ||||||
| Insulation Resistance afterimmersion in water for 24 hrs at 20˚C | Meg Ohms |
150 |
100 |
|||
| Electrical Strength in Oil at 90˙C | ||||||
| Flat wise (3.0 mmThickness) | Kv/ mm |
7.6 |
6.4 |
|||
| Edgewise (12.7 mm Thickness) | Kv |
30 |
20 |
|||
| Mechanical | ||||||
| Tensile strength | kgcm² | 850 |
– |
|||
| Flexural Strength / Cross Breaking strength | Kg/cm² | 1450 | 1300 Min. | |||
| Shear Strength | Kg/cm² | 900 | 750 Min. | |||
| Impact Strength (Edgewise Charpy method | KJ/m² | 6.2 |
– |
|||
| Specific Gravity | 1.38 |
– |
||||
| Water Absorption | (Specimen size -50 + 1mm square) | |||||
| Thickness | mm | 0.8 | 3.0 | 12.0 | 25.0 | |
| Maximum Value | mg | 125 | 169 | 292 | 397 | |
| Typical Value Results | mg |
35 |
95 | 156 | 210 | |