The standards referenced in the crude oil index details are constantly being updated, and the old standards have been used for reference by customers
Several of these standards have been updated accordingly, and should be followed when referring to them.

Crude oil ash analyzerYT-508Technical indicators:
（1） Box type resistance furnace
1. Working power supply: AC220V ± 10%; 50Hz；
2. Rated power: 2.5 kW;
3. Heating range: room temperature to 1000 ℃;
4. Temperature control: 775 ± 25 ℃;
5. Temperature control element: thermocouple;
6. Empty furnace heating time: ≤ 60 min；
7. Furnace temperature uniformity: ≤ 15℃；
8. Furnace size (mm): length x width x height: 200 x 120 x 80.
（2） Electric heating plate
1. Working power supply: AC220V ± 10%; 50Hz；
2. Rated power: 2.4 kW (0.8 kW × 3);
3. Tablet specifications: 450×350mm）；
4. Porcelain crucible: 50ml, 100ml.

Ash Content Testing SystemYT-508Product features:
This instrument consists of two parts: a digital box type resistance furnace and an electric heating plate. The instrument has a small volume and occupies less space.
2. The box type resistance furnace adopts an integral structure, digital temperature controller, special refractory materials and heating devices, with short heating time, small temperature overshoot, stable and accurate temperature control, long service life, and beautiful overall design.
3. The upper flat plate of the electric heating plate is made of cast iron, and the steel plate inside the box shell is stamped and welded. It is small and durable (stainless steel electric heating plates can also be selected).

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