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K-720 diffusion pump
  • Uses and features
  • Specification parameter
    Product Usage

    ●Used in aerospace, scientific research, nuclear power, coating, solar energy, vacuum furnace, energy, medicine, metallurgy, chemical industry and many other industries

    Features:

    ●Small footprint and high pumping speed
    ●Working pressure range 10-2 ~ 10-5Pa
    ●Internal heating method with high energy efficiency
    ●long lasting
    ●Thermocouple provides temperature data

    K-720 diffusion pump main technical parameters
    项   目
    Item
    性   能
    performance
    进气口通经(mm)
    Air inlet passage (mm)
    720
    排气口通经(mm)
    Exhaust opening pass (mm)
    160
    名义抽气速度(l/s)无水冷阱
    Nominal pumping speed (l / s)
    without water cooling trap
    ≥22000
    名义抽气速度(l/s)装有水冷阱
    Nominal pumping speed (l / s)
    with water-cooled trap
    ≥11000
    有效抽气速度(装有水冷阱)
    Effective pumping speed (with water-cooled trap)
    ≥11000L/S
    极限压力(Pa)(装有水冷阱)
    Ultimate pressure (Pa) (with water-cooled trap)
    ≤5.0×10-5
    空载临界前级压力(Pa)
    No-load critical back pressure (Pa)
    Use pump oil
    ≥36
    满载临界前级压力(Pa)
    Critical back pressure at full load (Pa)
    ≥30
    使用泵油
    Pump oil
    DC705/275硅油
    Silicone oil
    使用泵油量(L)
    Pump oil volume (L)
    11
    泵油返流率(装有水冷阱)(mg/cm2.min)
    Pump oil return rate
    (with water cooling trap) (mg / cm2.min)
    <10-5
    使用电量(KW)
    Power consumption (KW)
    12
    加热方式
    heating method
    加热管浸入油中加热
    Heating tube immersed in oil to heat
    冷却方式
    cooling method
    强制水冷
    Forced water cooling
    使用冷却水流量(L/min)
    Use cooling water flow (L / min)
    10
    冷却水连接口
    Cooling water connection
    G3/8(8处)  G1/8(2处)
    G3/8-8 places;G1/8-2 places
    预热时间(min)
    Warm-up time (min)
    80
    重量(Kg)
    Weight (Kg)
    ~380