Introduction: This instrument is designed and manufactured in accordance with the requirements of the People's Republic of China GB / T 508 "Determination of ash content of petroleum products" and is applicable to the determination of the ash content of petroleum products according to the method specified in GB / T508. However, this instrument does not apply to petroleum products containing green ash additives (including additives containing certain phosphorus compounds), ash content of leaded lubricating oil and used engine crankcase oil. Features: 1, the instrument by the digital box-type resistance furnace, electric plate composed of two parts, the instrument small size, small footprint. 2, box-type resistance furnace using the overall structure, digital temperature controller, special refractory materials and heating devices, heating time is short, the temperature overshoot small, temperature stability and accurate, long life, machine design beautiful. 3, the upper plate of the hot plate made of cast iron, shell steel plate made by the stamping, small and durable. Technical Parameters: (A) box-type resistance furnace 1, the working power: AC220V ± 10%; 50Hz; 2, rated power: 2.5 kw; 3, heating range: room temperature ~ 1000 ℃; 4, temperature control: 775 ± 25 ℃; 5, temperature control components: thermocouple; 6, empty furnace heating time: ≤ 60 min; 7, furnace temperature uniformity: ≤ 15 ℃; 8, furnace size (㎜): length × width × height: 200 × 120 × 80. (2) electric plate 1, the working power: AC220V ± 10%; 50Hz; 2, rated power: 2.4 kw (0.8 kw × 3); 3, flat specifications :: 450 × 350 (㎜); 4, porcelain crucible: 50ml, 100ml.
Introduction: This instrument is designed and manufactured in accordance with the requirements of the People's Republic of China GB / T 508 "Determination of ash content of petroleum products" and is applicable to the determination of the ash content of petroleum products according to the method specified in GB / T508. However, this instrument does not apply to petroleum products containing green ash additives (including additives containing certain phosphorus compounds), ash content of leaded lubricating oil and used engine crankcase oil.
