Description
BOLA grip collar sleeves in PTFE are laboratory joint sleeves for US standard size 24/40 ground connections. Produced from polytetrafluoroethylene, each piece features a protruding grip collar and sealing rings on the outside to achieve high-vacuum-tight sealing. Leak performance is specified at less than 1 × 0,0001 mbar × l × s⁻¹, supporting stable joints under vacuum and in continuous operation. The robust build is intended for lasting laboratory service, and the sealing rings are easy to clean thanks to good accessibility. These sleeves from manufacturer Bohlender serve synthetic, preparative and general laboratory glassware assemblies that need a reliable collar-style seal on larger standard taper joints. PTFE offers the chemical resistance associated with fluoropolymer labware across diverse organic and aqueous workflows. Dimensions follow US standard size 24/40 for interchangeability with matching ground joints. The pack contains 2 pieces; net weight is 0,0034 kg. They sit within the range of ground-joint sleeves, hat sleeves and collar seals used on flasks, reactors and condensers where a vacuum-capable PTFE interface is preferred.
This article is part of Disposable coveralls & gowns, in Protective clothing & workwear.
Key features
- Pack size: 2 pc(s)
- Material: Polytetrafluoroethylene (PTFE)
- Joint size: US standard 24/40
- Design: Protruding grip collar with external sealing rings
- Leak rate: < 1 × 0,0001 mbar × l × s⁻¹
Récemment consulté
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Questions about BOLA Sleeves with Gripping Ring, 24/40 PTFE
What is this article?
BOLA Sleeves with Gripping Ring, 24/40 PTFE is the article on this page. Luminix Health distributes Bohlender for laboratory use. It sits in Disposable coveralls & gowns, inside Protective clothing & workwear, in Sécurité.
A coverall or a gown covers more of the body than a coat. The type rating, where one is claimed, describes the kind of hazard the fabric was tested against. A visitor's thin gown and a chemical protective coverall are different products. Seams and the hood are part of the rating.
Workwear is the layer between the person and the room. A lab coat is the ordinary coat. A coverall is what is worn when the coat does not cover enough. Cleanroom garments are about the particles the person sheds, not only about the splash. Radiation and hearing protection are specific physical hazards with their own ratings. The rating, not the colour, is the specification. Equipment placed on the EU market follows the PPE Regulation. Practice is at EU-OSHA on dangerous substances.
Which category should I open next?
The category is Protective clothing & workwear. The sub-category is Disposable coveralls & gowns. The catalogue is Sécurité.
Shelves beside this one are Lab coats, Safety footwear, Skin protection & hand hygiene, Protective clothing (other), Workwear & uniforms, Radiation protection, Hearing protection and Cleanroom garments & accessories.
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.

