Flangeless Fittings Nut + Ferrule Set for HPLC Chromatography Leak-Proof

Flangeless Fittings-Data Sheet

Premium flangeless fittings kit including nut and ferrule, designed for secure hard tubing connections in HPLC, UHPLC, and chromatography systems. These leak-proof connectors provide excellent sealing without tubing flanging, ensuring no wobble, no leaks, and reliable performance in demanding lab environments. Ideal for bioanalytical instruments, gel permeation chromatography (GPC/SEC), and nucleic acid synthesizers.

Key Features

Excellent leak-proof sealing with no wobble or shaking
360° smooth, burr-free finish with no black spots for clean operation
Precision-molded for long service life and easy replacement
Non-toxic, odorless premium materials

Materials & Performance

Material	Key Advantages	Temperature Range	Chemical Resistance
PP (Polypropylene)	Non-toxic, food-grade, high hardness	-20°C to 120°C (recommended <65°C)	Resistant to acids, alkalis, salts, most solvents
PEEK (Polyether Ether Ketone)	High strength, low friction, hydrolysis-resistant	Up to 316°C (long-term >250°C)	Resistant except concentrated H₂SO₄/HNO₃
PVDF (Polyvinylidene Fluoride)	FDA-grade, UV/radiation resistant	Up to 150°C (long-term <120°C)	Excellent against acids, bases, oxidizers
Ferrule: PP or ETFE	Superior sealing, burr-free	PP: -20°C to 90°C ETFE: -80°C to 150°C	ETFE offers outstanding chemical resistance