KGW Dewar Flasks Cylindrical with handle

Item number: KGW_50002

EAN: 4064343248594

Category: KGW

Manufacturer: KGW-Isotherm

starting from 117,10 €

Manufacturer’s suggested retail price: 123,26 €

Excluding 19% VAT. , plus shipping (Sperrgut)

(including 19% VAT. 139,35 €)
Type

There are variations of this item. Please select the variation you wish.


KGW Dewar Flasks Cylindrical with handle

Area of application
  • laboratory technique
  • medicinal technique
  • Biotechnology
  • storing and company internal short-distance transport
  • for liquid or solid medias and solid matters
  • Pressure-less space for coolants (LN2 oder CO2)

Features of performance
  • reliably and economically
  • Dewar flasks according to DIN 12492
  • glass material according to ISO 3585
  • nominal capacity from 100ml to 8 litres
  • protective casing out of blue-coated metal or aluminium
  • with side grip

Description of complete flasks

Types and accessories
  • G-C = blue-coated protective casing out of metal with handle
  • G-CAL = protective casing out of stucco aluminium with handle

Temperature ranges
  • glass refill from -200°C to + 150°C, for a short time 200°C
  • casing with mounting rubber and Latizell buffer from -10°C to + 60°C

Pressure range
  • pressure - less

Description of glass Dewar flask

Material
  • borosilicate glass 3.3 ISO 3585

Chemical characteristics
  • hydrolytic resistance:
    according to ISO 719 (98°C)
  • hydrolytic resistance:
    according to ISO 720 (121°C)
  • acid resistance:
    according to ISO 1776
  • alkaline resistance:
    according to ISO 695-A2

Physical characteristics
  • linear expansion coef ficient:
    3,3 x 10-6 1/K (in between 20-300°C)
  • density:
    2,23 g/cm3
  • specific thermal capacity:
    910 J/kg K
  • transformation temperature:
    525°C

Vacuum
  • > 5 x 10-6 mbar
Silvering
  • fully silvered
Special types
  • Dewar flasks with PE lid and spring clips
  • Dewar flasks with opposite viewing strips in CAL-version only
  • Dewar flasks with loosely lied-on plug for gaseous medias
Safety advises and regulations
  • always wear protective glasses and protective gloves
  • national regulations for laboratories
  • company- internal regulations
  • safety regulations for handling with liquid gases

Outer diameter (vessel, container): 63 mm72 mm81 mm90 mm105 mm124 mm130 mm140 mm165 mm
Vessels: dewar vessels
Height (vessel, container): 215 mm240 mm260 mm280 mm290 mm295 mm300 mm310 mm345 mm370 mm375 mm390 mm395 mm660 mm
Material (vessel, container): borosilicate glass 3.3metal, blue-coated (protective casing)
Volume (vessel, container): up to 500 ml501 ml - 1 l1.1 l - 2 l2.1 l - 3 l3.1 l - 4 l5.1 l - 10 l
Shipping weight: 1,50 Kg
Product weight: 0,20 Kg
Type max. Content
ca. (ml)
A *
mm
B *
mm
C *
mm
D *
mm
E *
mm
Weight
ca. (kg)
Holding time
LN2 ca. (h)
Evaporation rate
LN2 ca. (L/d)
G 0 C 200 40 56 63 170 215 0,3 21 0,2
G 1 C 300 47 60 72 190 240 0,3 31 0,2
G 2 C 450 47 60 72 270 310 0,5 46 0,25
G 3 C 500 57 70 81 210 260 0,5 30 0,35
G 4 C 750 57 70 81 310 370 0,8 59 0,3
G 6 C 800 67 80 90 240 295 0,6 54 0,35
G 7 C 1200 67 80 90 350 395 0,8 98 0,3
G 9 C 1000 77 95 105 235 290 0,7 60 0,35
G 10 C 1500 77 95 105 345 395 1,1 80 0,4
G 12 C 1500 90 115 124 245 300 1,1 53 0,5
G 13 C 2000 90 115 124 340 390 1,4 90 0,5
G 15 C 1500 100 120 130 240 300 1,2 49 0,7
G 16 C 2000 100 120 130 290 345 1,4 77 0,6
G 18 C 2500 110 130 140 290 345 1,7 74 0,7
G 20 C 3000 138 160 165 230 280 1,4 55 1,2
GS 21 C 4000 138 160 165 310 375 2,4 92 1,0
GS 22 C 8000 138 160 165 600 660 4,6 220 0,9


* see sketch