PYREX® 4000mL Borosilicate Glass Resin Reaction Kettle with Four-Neck Standard Taper Joint Cover – 6947-4L

The PYREX® 4L Resin Reaction Kettle is a laboratory glass reaction vessel designed for chemical synthesis, resin preparation, polymer processing, and reactions involving viscous materials. Manufactured from durable PYREX® borosilicate glass, it features a heavy-wall cylindrical reaction vessel and removable four-neck glass cover with three 24/40 standard taper joints and one 34/45 standard taper joint. These interchangeable connections accommodate compatible laboratory stirrers, condensers, thermometers, and addition funnels. Its finely ground mating flanges provide a close-fitting connection between the vessel and cover. Ideal for pharmaceutical laboratories, chemical research institutions, polymer manufacturing research, and industrial quality control applications. Key Features & Specifications - 4000mL Capacity: Suitable for laboratory-scale chemical synthesis and resin reactions. - PYREX® Borosilicate Glass: Provides chemical resistance and thermal stability. - Four-Neck Glass Cover: Supports simultaneous attachment of multiple laboratory accessories. - Three 24/40 Standard Taper Joints: Compatible with laboratory condensers, thermometers, and addition funnels of the appropriate joint size. - One 34/45 Standard Taper Joint: Larger opening for compatible stirring equipment and other reaction accessories. - Heavy-Wall Cylindrical Vessel: Designed for laboratory chemical reactions involving viscous materials. - Removable Glass Cover: Facilitates vessel cleaning, assembly, and component replacement. - Finely Ground Mating Flanges: Provide a close-fitting connection between the vessel and cover. - 140mm Approximate Outer Diameter: Cylindrical vessel designed for laboratory reaction setups. - 395mm Approximate Overall Height: Complete reaction kettle height including the cover. - Heating Mantle Compatible: Designed for heating using a properly matched heating mantle only. - Interchangeable Components: Compatible with Corning replacement kettle bottom 6947-4LBO and cover 6947-2LCO. - Reusable Construction: Suitable for repeated laboratory chemical processing with proper handling. Specification Details Brand PYREX® Manufacturer Corning Product Number 6947-4L Supplier Reference 401491 Product Type Resin Reaction Kettle with Cover Capacity 4000mL (4L) Material Borosilicate Glass Flask Style Reaction Vessel Shape Cylindrical Vessel Construction Heavy-Wall Mould-Blown Glass Cover Type Removable Four-Neck Glass Cover Number of Neck Openings 4 Joint Type Standard Taper Small Joint Configuration 3 × 24/40 Large Joint Configuration 1 × 34/45 Vessel and Cover Connection Finely Ground Mating Flanges Outer Diameter Approximately 140mm Overall Height with Cover Approximately 395mm Replacement Kettle Bottom Corning 6947-4LBO Replacement Four-Neck Cover Corning 6947-2LCO Heating Method Compatible Heating Mantle Only Stopper Included No Included Components Reaction Kettle Bottom and Four-Neck Cover Previous Product Number 6946-4L Reusable Yes Quantity per Pack 1 Complete Set Quantity per Case 1 Complete Set