Condenser Reflux
- Coil style reflux condenser with tightly warped coil providing maximum cooling.
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Cat. No. Ground Joint Overall Length (mm) Pack of Socket Cone 19/26 19/26 200 1 24/29 24/29 200 1
OVERVIEW:
GWSI Glass Lab manufactures reflux condensers from premium borosilicate 3.3 glass for continuous boiling and condensation cycles. Built for thermal and chemical durability, they deliver high thermal shock resistance, full chemical inertness, and hydrolytic resistance. Every condenser is I.S.O. DIN, NABL calibrated for consistent analytical performance.
HISTORY:
Reflux condensers have been central to distillation and synthesis since the 19th century, solving the problem of continuous vapor cooling and return to the reaction vessel. GWSI modernizes this essential design with borosilicate 3.3 durability, ceramic glass fusing, interchangeable ground joints, and autoclavable lab glass reliability for modern laboratories.
APPLICATIONS:
* Pharmaceutical synthesis and continuous reflux processes
* Biotech and analytical chemistry laboratories
* School, college, university, and educational institutes
* Industrial quality control and research labs
* Distillation and reaction reflux studies
MANUFACTURING PROCESS:
We melt high-purity borosilicate 3.3, shape the condenser tube through master hand-blowing or automated molding, apply ceramic glass fusing to interchangeable ground joints, and complete controlled annealing to fully eliminate thermal stress.
TESTING PROCESS:
Every condenser receives manual polariscope stress testing for zero residual stress, followed by high-precision ISO, DIN standard verification — manual or automatic testing machine — and NABL gravimetric calibration where applicable.
PRINTING PROCESS:
Graduations and markings are applied by precision screening with ceramic glass enamels, baked in high-temperature kilns to permanently fuse the scale into the borosilicate 3.3 matrix so it never fades.
PACKAGING PROCESS :
We perform cosmetic sorting to filter out any blemishes, pair the condenser securely with its joints, and pack in heavy-duty double-wall boxes with shock-absorbing bubble wrap for safe export from Ambala, the Science City.
MAINTENANCE & SAFETY :
* Autoclavable lab glass: sterilize at 121 °C with joints fully open.
* Clean with non-abrasive detergents; protect interchangeable ground joints and glass surfaces from chips.
* Confirm hydrolytic resistance before prolonged exposure to acidic or basic vapors.
* Store vertically in a stable rack away from direct heat sources.
* Inspect for polarization stress before high-thermal-shock cycles.