Description
BOLA laboratory screw joint HT for GL 45 accommodates hose with an outer diameter of 26,0 mm and provides a chemically resistant connection for laboratory fluid handling. The black screw cap is produced from PPS glass fibre, while the inner assembly comprises a PPS clamping ring together with a PTFE sealing wedge and PTFE sealing plate. An additional FKM O-ring is included for hose outer diameters below 3 mm and remains out of contact with the flow medium. Because only PTFE meets the medium, the joint offers good chemical resistance across a wide range of laboratory chemicals. Manufactured by Bohlender, this HT screw joint is suited to GL 45 bottles, reactors and transfer lines where a durable, non-metallic seal is required. The combination of a rigid PPS cap and inert PTFE seals supports leak-tight performance under normal laboratory conditions. Delivered as a single piece with a net weight of 0,094 kg, it integrates directly into existing GL 45 equipment needing a 26 mm hose interface.
This article is part of Screw caps & closures, in Stoppers, caps & closures.
Key features
- Pack size: 1 pc
- Thread: GL 45
- Hose outer diameter: 26,0 mm
- Cap material: PPS glass fibre, black
- Wetted sealing parts: PTFE
- Clamping ring: PPS
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Questions about BOLA HT Laboratory Screw Joints, GL 45, Ø 26 mm Glass-fibre reinforced PPS cap i
What is this article?
BOLA HT Laboratory Screw Joints, GL 45, Ø 26 mm Glass-fibre reinforced PPS cap i is the article on this page. Luminix Health distributes Bohlender for laboratory use. It sits in Screw caps & closures, inside Stoppers, caps & closures, in Labware.
A screw cap has a thread and a liner. The thread has to match the bottle. The liner has to survive the liquid: a pulp liner fails in a solvent that a PTFE-faced liner ignores. The colour of the cap is not the specification.
A closure is the part that decides whether a bottle stays shut and whether the contents attack the seal. A ground-glass stopper matches a ground neck. A screw cap needs the right thread and a liner that survives the liquid. Rubber and silicone stoppers push into a mouth. The liner, not the colour of the cap, is the chemical choice. The vessels they close are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stoppers, caps & closures. The sub-category is Screw caps & closures. The catalogue is Labware.
Shelves beside this one are Rubber & silicone stoppers, Ground-joint glass stoppers, Lids & seals and Closures (other).
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

