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We are famous design manufacture company of vacuum equipment in China , and  unique professional manufacturer which there are three kinds of technology such as vacuum , pressure, and cryogenic.

KC series high-vacuum oil diffusion pumps

Model

Pumping speed (L/S)

Ultimate pressure (Pa)

Critical backing pressure (Pa)

Voltage of power supply (v)

Back-streaming rate (mg/cm2.min)

Heating power (kw)

Pump oil type

Pump oil consumption (L)

Cooling water consumption (L/h)

Recommending backing pump pumping speed (L/S)

Pump size (L¡ÁW¡ÁH) (mm)

Weight(Kg)

K-400C

¡Ý7000

5¡Á10-5

¡Ý60

380 1.5¡Á10-3

8.1

KS-3 or silicon oil-275

4¡«4.5

420

70

985¡Á600¡Á1105

80

K-500C

¡Ý11000

5¡Á10-5

¡Ý60

380 1.5¡Á10-3

12

5¡«6

860

140

1100¡Á700¡Á1240

260

K-800C

¡Ý22000

5¡Á10-5

¡Ý60

380 1.5¡Á10-3

15

10

1180

300

1300¡Á970¡Á1700

700

K-900C

¡Ý35000

5¡Á10-5

¡Ý60

380 1.5¡Á10-3

24

11¡«12

1330

300

1760¡Á1100¡Á1855

910

KC series high-vacuum oil diffusion pumps can obtain hi-vacuum of 1.3¡Á10-1¡«10-5 Pa. Main characteristics are wide operational range (it still have higher pumping speed at 1.3¡Á10-1Pa), high critical backing pressure (it highly reach 75Pa at full load), low back-streaming rate (<5¡Á10-4g/cm2¡¤s), quickly starting, fitting out normative oil level gauge. They are perfect vacuum obtaining equipment on vacuum heat treatment, brazing and vacuum coating.