The core performance parameters of high-temperature melt pump cover temperature, pressure, flow, viscosity adaptability and material selection, etc., as follows:
1. Temperature parameters
Working temperature: conventional models ≤ 350 ℃, high-pressure models (such as ZB-H series) up to 510 ℃;
cleaning temperature: conventional ≤ 450 ℃, high-pressure models ≤ 590 ℃;
temperature control mode: conventional ≤ 590 ℃, high-pressure models ≤ 590 ℃. ℃, high-pressure models ≤ 590 ℃;
Temperature control mode: electric heating or thermal media circulation (jacket/vacuum insulation).
2. Pressure parameters
Inlet pressure: vacuum (-0.08MPa) to 30MPa;
Outlet pressure: standard ≤ 40MPa, high-pressure model (ZB-H) ≤ 70MPa;
Maximum differential pressure: standard type 25MPa, high pressure type 50MPa.
3. Flow parameters
Flow range: 0.05~30000 cc/r (common specifications: 1cc, 50cc, 800cc, 1200cc, etc.);
Flow stability Flow stability: pulsation rate of ≤ ± 1%, accuracy of ± 0.5%;
control mode: variable frequency speed motor, flow rate and speed strictly proportional.
4. Viscosity adaptability
Conventional media: 1~40000Pa-s (corresponding to 40,000,000cP);
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