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RTKP – Borosilicate (PYREX®, boro 3.3) to Kovar® tubular adaptor

RTKP glass to metal tubular adaptors from CTVM are designed for vacuum and high-vacuum applications. They are used to make a leak-tight connection between a glass component and a metal accessory such as a flange or a fitting on a vacuum chamber.   

  • Kovar ®/ Dilver P1 ® tube 
  • Borosilicate 3.3 tube and transition glass seal
  • Magnetic
  • Bakeable at 400°c
  • Withstand thermal cycles and cryogenic temperatures
  • Leak tightness guaranteed to 1.10-9 mbar/l/sec

Kovar ®/ Dilver P1 ® tube can be TIG welded on a stainless steel part or any other kind of regular setting used in  the vacuum industry

Link to our standard RTKP adaptors mounted on KF flange : 

http://www.ctvm-glass-metal.com/product-details.php?lang=en&id=9

Reference Details L2 L1 Ø V Ø B Ø A
RTKP-05 TUBULAR ADAPTOR Ø 5 70 20 6 5 4
RTKP-06 TUBULAR ADAPTOR Ø 6 70 20 8 6 5
RTKP-08 TUBULAR ADAPTOR Ø 8 70 20 10 8 7
RTKP-10 TUBULAR ADAPTOR Ø 10 70 20 12 10 9
RTKP-15 TUBULAR ADAPTOR Ø 15 70 20 17 15 14
RTKP-20 TUBULAR ADAPTOR Ø 20 80 20 22 20 19
RTKP-25 TUBULAR ADAPTOR Ø 25 80 25 27 25 24