| Standard: | KF Standard |
| Brand | Rujia |
| Helium Leak Test: | 1x10 -9 Pa · m³/sec or less |
Used in vacuum systems or laboratory equipment to ensure a secure and leak-proof connection between two parts.
KF (Karl-Fischer) vacuum centering ring, along with an outing ring and an O-ring
These components work to create a robust, leak-proof seal in vacuum systems, which is essential in applications requiring high vacuum levels, such as in chemical analysis, semiconductor manufacturing, and research laboratories.
|
Product Name |
KF Vacuum centering ring with outing ring & O’ring |
|
Brand |
RUIJIA |
|
Size |
KF16,KF25,KF40,KF50 |
|
Material |
SS304, SS316L, 6061T6 Alu, EN1.4301, EN1.4404 |
|
Seal material |
Viton,Silicone,Buna-N seal |
|
Standard |
KF Standard |
|
Temperature |
-200~260℃ |
|
Working Pressure |
Vacuum~atmosphere pressure |
|
Helium Leak Test |
1×10 -9 Pa・m³/sec or less |
|
Packing |
sealed plastic bag with a protective plastic cap. |
|
KF Vacuum Centering Ring types |
KF centering ring,KF meshed centering ring, KF overpressure ring, KF centering ring adaptor & O’ring, KF centering ring with outing ring |

KF Centering Ring with Outer Ring & O’Ring Unit: mm
|
Model No. |
Material |
Marerial O/R |
Material O'Ring |
A |
B |
C |
O'ring Size |
|
KF16OCRVS |
304 S.S. |
AL/SS |
Viton/NBR |
16 |
32.5 |
8 |
5018 |
|
KF25OCRVS |
304 S.S. |
AL/SS |
Viton/NBR |
25 |
42.5 |
8 |
5028 |
|
KF40OCRVS |
304 S.S. |
AL/SS |
Viton/NBR |
40 |
57.5 |
8 |
5042 |
|
KF50OCRVS |
304 S.S. |
AL/SS |
Viton/NBR |
50 |
77.5 |
8 |
AS-330 |
|
KF16OCRVS-316 |
316S.S. |
AL/SS |
Viton/NBR |
16 |
32.5 |
8 |
5018 |
|
KF25OCRVS-316 |
316S.S. |
AL/SS |
Viton/NBR |
25 |
42.5 |
8 |
5028 |
|
KF40OCRVS-316 |
316S.S. |
AL/SS |
Viton/NBR |
40 |
57.5 |
8 |
5042 |
|
KF50OCRVS-316 |
316S.S. |
AL/SS |
Viton/NBR |
50 |
77.5 |
8 |
AS-330 |
*O'Ring color for NBR material is black, brown is available upon request.
*O'Ring color for Viton material is brown, black is available upon request.
| Standard: | KF Standard |
|
Brand |
RUIJIA |
| Helium Leak Test: | 1x10 -9 Pa · m³/sec or less |
| Standard: | KF Standard |
| Brand | Rujia |
| Helium Leak Test: | 1x10 -9 Pa · m³/sec or less |
| Standard: | KF Standard |
| Helium Leak Test: | 1x10 -9 Pa · m³/sec or less |
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