Office: 518-432-0617
Sales Hours no sales hours
Address 45 Discovery Drive, Rensselaer, NY 12144
Fax: 518-432-9146
Sales Hours no sales hours
Address 45 Discovery Drive, Rensselaer, NY 12144
18mmPolyMagBlue01-540-360

18mm Polymagnetic Screw

ILT’s customizable 18mm Polymagnetic Screw Caps are made with durable polypropylene and steel overlay embedded crown for all magnetic transport systems. Caps are lined with combinations of silicone/PTFE and butyl/PTFE to ensure sample integrity. Caps manufactured by ILT provide the high level of cleanliness needed to meet analytical laboratory requirements. Interested in our products? Contact us to be connected to our sales team.

Our high-quality caps are available in black, with liner thicknesses from 1.5mm to 3.25mm. Select liner options also include partial slit styles. 

All of our products are tested in our onsite laboratory, fully equipped with state-of-the-art instrumentation to ensure quality control. As the largest global producer of lined caps, ILT is dedicated to maintaining the highest standards in the industries of manufacturing and material science.

We understand that every laboratory has unique needs and requirements. From product design to laboratory testing, our creativity is found nowhere else in the industry. We use FDA-approved materials in accordance with GMP and ISO 15378 standards. When it comes to the industries of Chromatography, Headspace Analysis, and beyond, ILT remains the trusted provider of cap liners, septa, and cap lining systems.







    ILT Item Number Style Color Thread Cap Material Liner Material Liner thickness(mm) Liner thickness(in)
    018-03-6332 Screw 18-400 Polypropylene/ Steel White silicone/natural PTFE 3.25mm 0.125″
    018-03-6333 Screw 18-400 Polypropylene/ Steel Red butyl/natural PTFE 3.25mm 0.125″
    018-03-6334 Screw 18-400 Polypropylene/Steel Trans blue silicone/white PTFE 1.8mm 0.070″
    018-03-6335 Screw 18-400 Polypropylene/Steel White silicone/blue PTFE 1.5mm 0.060″
    018-03-6336 Screw 18-400 Polypropylene/Steel White silicone/red PTFE 1.9mm 0.075″
    018-03-6417 Screw 18-400 Polypropylene/Steel Trans blue silicone/blue PTFE partial-slit 1.5mm 0.060″