Transformer Oil 25#,45#,10#
USD $800 - $1,000 /Ton
Min.Order:17 Tons
Dandong Goldrich Trading Co., Ltd.
Specifications of Transformer Oil (IEC 296)
| Uninhibited Oil | Inhibited Oil | Test Method | ||||||||
I | II | III | IA | IIA | III A | ||||||
appearance | Clear, no suspended matter and precipitation | Clear, no suspended matter and precipitation |
| ||||||||
Density (30°C) Max. | 895 | 895 | ISO 3675 | ||||||||
40°C Max. | 16.5 | 11.0 | 3.5 | 16.5 | 11.0 | 3.5 |
| ||||
-15°C Max. | 800 | - | - | 800 | - | - | |||||
-30°C Max. | - | 1800 | - | - | 1800 | - | |||||
-40°C Max. | - | - | 150 | - | - | 110 | |||||
Flashing point (close cup) Min. | 140 | 130 | 95 | 140 | 130 | 95 | ISO 2719 | ||||
Pour point Max. | -30 | -45 | -60 | -30 | -45 | -60 | ISO 3016 | ||||
The neutralization value after oxidation Max. | 0.40 | - |
| ||||||||
Under slung fat lute after oxidation Max. | 0.10 | - |
| ||||||||
Volatility acid no. 0.28 Min. |
|
| 120 |
|
| ||||||
Water content Delivery in bulk Max. |
| IEC 733 | |||||||||
30 | 30 |
| |||||||||
Delivery in drum Max. | 40 | 40 |
| ||||||||
Breakdown voltage Untreated oil Min |
| ICE 156 | |||||||||
30 | 30 |
| |||||||||
Treated oil Min. | 50 | 10 |
| ||||||||
dielectric loss factor (90°C) Min. | 0.005 | 0.005 | IEC 247 |
Specifications of Transformer Oil (GB2536-90)
Analytical items | Limits | Test Method | |||
trademark | 10 | 25 | 45 |
| |
appearance | Clear, no suspended matter and mechanical impurities | visual | |||
Density @20°C Max. | 895 | GB/T 1884~GB/T 1885 | |||
Kinematic viscosity@40°C Max. | 13
| 13 | 11 | GB/T 265 | |
Kinematic viscosity@-10°C Max. | - | 200 | - | GB/T 265 | |
Kinematic viscosity@-30°C Max. | - | - | 1800 | GB/T 265 | |
Pour point°C Max. | -7 | -22 | report | GB/T 3535 | |
Solidifying point°C Max. | - | -45 | GB/T 510 | ||
Flashing point (close cup)°C Min. | 140 | 135 | GB/T 261 | ||
Acid no. Max. | 0.03 | GB/T 264 | |||
Oxidation stability: 1. Acid number after oxidation Max. 2. Precipitation after oxidation % Max. | 0.05 | SH/T 0206 | |||
Breakdown voltage(space between 2.5mm) Min. | 35 | GB/T 507 | |||
Dielectric loss factor (90°C) Max. | 0.005 | GB/T 5654 |