DILVAC DEWAR FLASKS
FOR SAFE USE & TRANSPORTATION OF LIQUID GASEs
LABORATORY RANGE
Designed for safe use and transportation of liquid gases, all Dilvac Dewar flasks by Day-Impex are manufactured to exacting standards and represent the highest quality units available today for laboratory use.
Dilvac Dewar flasks in containers all utilise the proven borosilicate glass inner vessels. Offered in stove-enamalled steel and hygienic satin finish stainless steel, with capacities ranging from 200cc to 10 litres.
The Dewars are designed with practicality and safety in mind. Many of the range of 21 models have features such as vented, clamped lids, carrying handles and rubber-cushioned bases.
CALL DAY-IMPEX | 01787 223232
These products are also commonly referred to as Vacuum Flasks, Thermos Flasks, and Cold Storage Containers.
Universal Style: With Handle and Lid
Fitted in highest-quality stainless steel containers, therefore rust-free, anti-corrosive, all hygienic and strong.
These Dewars have an all stainless steel lid with self-contained insulation. Toggle-clamps secure the lid to the body for safe transportation.
Shallow Form with Wide Mouth
Wide-mouthed shallow glass Dewars, dish-shaped, fitted in stainless steel protective containers. Can be used with a magnetic stirrer, designed to accept standard boiling flask up to 2 litres in capacity, for rapid freezing tempering of stirring rods, pestles, etc.
The shallow form configuration allows for minimum amount of coolant to be used.
Blue Enamelled Mild Steel: Wide and Narrow Mouth
A range of low-cost utility Dewar flasks specially designed for laboratory, hospital and industrial use. Safe for use with all liquid gases and ideal for cold traps.
High-quality borosilicate glass inner flasks, ultra-low evacuated in attractive blue stove-enamelled steel outer container, available in 8 capacities.
There are also 4 sizes in this multi-purpose range with models that have an insulated lid, fold-down carrying handle and cushioned base to prevent benchtop damage.
Universal Blue Enamelled Mild Steel: With Lid and Handle
This range offers a lower-cost alternative to the stainless steel range and are identical dimensionally inside and out to their stainless steel cousins. This makes them ideally suitable for longer-term transportation of liquids and specimens.
DILVAC glass Dewars and Specials
Skilfully made in borosilicate glass, DILVAC Dewars are ultra-low evacuated to allow the safe and efficient handling of all liquified gases, freezing-mixtures and specimens.
A wide of sizes and capacities can be supplied either fully silvered, silvered with viewing-strips, or unsilvered. Tailed, spherical or any special shape of Dewar flask can be manufactured by our craftsmen in our well-equipped factory.
Vacuum-insulated Stainless Steel Flasks
These vacuum-insulated Dewar flasks are made entirely of stainless steel and are designed specifically for those special applications where no glass can be used.
Lightweight and compact in 6 standard sizes from ½ litres to 6 litres capacity, these Dewars are designed for low temperature and high-temperature applications.
MODEL NO. | CAPACITY | INTERNAL | OVERALL | NET WEIGHT |
DSS500 | 0.5 | 65 x 180 | 87 x 204 | 0.46 |
DSS1000 | 1.0 | 85 x 206 | 107 x 232 | 0.85 |
DSS1000W | 1.0 | 100 x 157 | 122 x 177 | 0.63 |
DSS2000 | 2.0 | 100 x 285 | 122 x 313 | 1.23 |
DS3000 | 3.0 | 185 x 160 | 200 x 190 | 1.50 |
DS6000 | 6.0 | 185 x 270 | 200 x 300 | 2.12 |
Models DSS 1000 to DSS 6000 each have a detachable steel handle.
These Dewars can be used for ultra-low or very high-temperature applications. From the storage and transportation of dry ice (-80°C), liquid nitrogen (-196°C) right up to high temperature ovens of +300°C. For use in physics, chemistry and biological situation, cold traps, oil baths, water baths; for the storage or carrying of frozen substances; for heat tempering or transporting high temperature objects, for medical study of frozen cells etc. The list of applications is endless.
We can repair, re-silver or re-pump any damaged Dewar you may have. Ice-bowls and refills for other proprietary brand vacuum flasks can also be supplied, no matter how old they are or where they came from. For these and all other special requirements, we are pleased to advise and assist you in any way we can.
Standard Sizes, Capacities and Refills
CONTAINERS AND GLASS REFILLS
TYPE | CONTAINER REF. | SIZE (Dia. x Width mm) | REFILL REF. | SIZE (Dia. x Height mm) | CAPACITY |
Stainless Steel Container (with clamp lid attachment, vent and handle) | SS111 SS222 SS333 SS700 | 116 x 228 142 x 268 182 x 350 245 x 335 | 470111 470222 470333 470700 | 85 x 185 109 x 205 150 x 280 200 x 285 | 1.0 L 2.0 L 4.5 L 7.0 L |
Stainless Steel Container | SS77SH SS100SH SS115SH SS138SH SS150SH | 105 x 75 130 x 90 150 x 95 175 x 105 186 x 138 | 47077SH 470100SH 470115SH 470138SH 470150SH | 75 x 50 99 x 65 99 x 65 114 x 70 129 x 80 | 0.17 L 0.38 L 0.57 L 1.0 L 1.9 L |
Enamelled Steel Container | MS111 MS222 MS333 MS200 | 116 x 228 142 x 268 182 x 350 245 x 445 | 470111 470222 470333 470200 | 85 x 185 109 x 205 150 x 280 200 x 285 | 1.0 L 2.0 L 4.5 L 10.0 L |
Enamelled Steel Container | MS111+C MS222+C MS333+C | 116 x 228 142 x 268 182 x 350 | 470111+C 470222+C 470333+C | 85 x 185 109 x 205 150 x 289 | 1.0 L 2.0 L 4.5 L |
Enamelled Steel Container | MS40 MS57 MS67 MS77 MS90 MS100A MS100B MS135 | 68 x 215 81 x 350 94 x 285 106 x 275 126 x 290 137 x 280 137 x 330 175 x 290 | 47040R 47057R 47067R 47077R 47090R 470100AR 470100BR 470135R | 41 x 70 55 x 315 66 x 240 75 x 235 90 x 240 104 x 240 104 x 290 134 x 230 | 0.2 L 0.7 L 0.75 L 1.1 L 1.5 L 1.5 L 2.0 L 3.0 L |
DATA SHEETS
Safety notes and guide to liquid nitrogen holding times.
HOW ARE THEY MADE?
Glenn shown hand-blowing a glass Dewar flask.
ENQUIRIES | DEWARS
Weekdays
MON - THURS | 8:00 AM - 5:00 PM
FRI | 8:00 AM - 2:00 PM
Weekends
CLOSED
Company Number: 00415552
Phone
+44 (0)1787 223232
Address
Day-Impex Limited
Station Works
Earls Colne, Colchester
Essex CO6 2ER
United Kingdom