21-250/21-250-1/21-250S/21-350/21-350-1/21-350S/51-550/51-550S/31-350/31-350-1/31-350S- Analog Bench Ovens- Quincy Lab


Compare

$1,590.00$2,285.00

Clear

TIME TESTED
Quincy Lab bench series ovens have been the workhorse in the industry for over 40 years. Now these timetested bench ovens are even better. A redesigned chamber and air flow distribution system, improved cabinet insulation and an optional PID microprocessor temperature controller (ER MODELS), make the bench series an easy choice for heating applications everywhere.

APPLICATION
Developed for the industrial lab, these rugged general-purpose ovens are perfect for: preheating, thermal testing, self-batch processing, part drying, curing, baking, evaporating, or dehydrating various media, soils or aggregate, and many other applications. All models feature large work spaces and excellent portability. They can be moved to the job, or stacked on one another to conserve space. Wherever thermal processing is needed, the bench series ovens bring year after year of troublee-free service and performance.

DESIGNED STANDARDS
A virtual non-contact exterior to interior cabinet design and highdensity industrial thermal fiber insulation greatly reduce thermal conductive transfer. That means greater energy efficiency and lower e x t e r i o r w a l l t e m p e r a t u r e s . Refinements in the air plenums and mixing chamber deliver an evenly heated horizontal circular flow of air for rapid heat to part transfer. A reliable quick-sensing hydraulic thermostat balances good temperature stability with recovery performance. Heavy-duty chrome plated wire shelves can support 80 lbs. and can be spaced on 1.5″ centers to provide up to 56 square feet of shelf surface (31-350). Cabinet exteriors are finished in our exclusive Q-Lab “high-tech” bronze polyester. Large high-impact thermal plastic door handles always remain cool to the touch. See our complete list of options and accessories.

 

SPECIFICATIONS MODEL 21-250 MODEL 21-350 MODEL 31-350 MODEL 51-550
INTERIOR DIMENSIONS
INCHES W x H x D 25.5×19.75×24 25.5×19.75×24 25.5x30x24 25.5×19.75×22.5
(CM) W x H x D 64.7x50x61 64.7x50x61 64.7x76x61 64.7x50x57
EXTERIOR DIMENSIONS
INCHES W x H x D 33x24x35.5 33x24x35.5 33x34x35.5 33x24x35.5
(CM) W x H x D 83x61x90 83x61x90 83x86x90 83x60x90
CAPACITY
CUBIC FEET 7 7 10.6 6.60
(LITERS) 198 198 300 186
TEMPERATURE RANGE
AMBIENT +25 F MIN. TO
FAHRENHEIT 300° 450° 450° 550°
CENTIGRADE 150° 232° 232° 287°
SHELVES (1-1/2″ CENTERS)
MAXIMUM PER UNIT 11 11 17 11
MAXIMUM POUNDS / SHELF 80 80 80 80
ELECTRICAL*
VOLTS/AMPS 115/9.2 120/16 120/16 230/12.5
WATTS 1050 1920 1920 3000
PLUG/NEMA 5-15P* 5-20P* 5-20P* 6-20P
WEIGHT
SHIPPING 185 185 225 195
STAND ALONE 165 165 200 1700

**PERFORMANCE
CHARACTERISTICS
MODEL 21-250/ER MODEL 21-350/ER MODEL 31-350/ER MODEL 51-550/ER
CONTROL STABILITY
@ 100 °C +/- 2.0 / 0.2 °C +/- 2.0 / 0.3 °C +/- 2.5 / 0.5 °C +/- 3.0 / 0.5 °C
@ 200 °C NA +/- 2.5 / 0.5 °C +/- 3.0 / 0.5 °C +/- 3.5 / 0.5 °C
UNIFORMITY
@ 100 °C +/- 2.5 / 2.0 °C +/- 2.5 / 2.0 °C +/- 3.0 / 2.0 °C +/- 3.5 / 2.5 °C
@ 200 °C NA +/- 3.5 / 4.0 °C +/- 4.0 / 3.0 °C +/- 5.5 / 4.5 °C
TIME TO TEMPERATURE
AMBIENT TO 100C 15 Min. / 16 Min 8 Min. / 9 Min 9 Min. / 10 Min 3 Min. / 6 Min.
AMBIENT TO MAX 36 Min. / 38 Min. 30 Min. / 32 Min 35 Min. / 38 Min 40 Min. / 45 Min.
RECOVERY @ 150C
DOOR OPEN 15 SEC 4 Min. / 5 Min 2 Min. / 3 Min 3 Min. / 4 Min 1 Min. / 2 Min.
DOOR OPEN 30 SEC 5 Min. / 6 Min. 3 Min. / 4 Min 4 Min. / 5 Min 2 Min. / 3 Min.
REPEATABILITY @ 150C
(SET POINT DRIFT)** +/- 2.0 / 0.5 °C +/- 1.0 / 0.5 °C +/- 1.5 / 0.5 °C +/- 2.0 / 0.75 °C
AIR CHANGES MAX / HOUR
@150C WITH NO LOAD 8 to 12 8 to 12 8 to 12 8 to 12
AX CHAMBER AIR VELOCITY 7 ft/sec 7 ft/sec 7 ft/sec 7 ft/sec
EVAPORATION RATE
@ 110°C +/- 5°C (230°F+/-9°)
per ASTM C88
30-35 g/h 30-35 g/h 30-35 g/h 30-35 g/h
SKU: 21-250/21-250-1/21-250S/21-350/21-350-1/21-350S/51-550/51-550S/31-350/31-350-1/31-350S Category: Tags: , , , , , , , , , , Brand:
Weight N/A
Dimensions N/A
Product

21-250 ANALOG BENCH OVEN, 21-250-1 ANALOG BENCH OVEN (230 Volt), 21-250S ANALOG BENCH OVEN (STAINLESS STEEL INTERIOR), 21-350 ANALOG BENCH OVEN, 21-350-1 ANALOG BENCH OVEN (230 Volt), 21-350S ANALOG BENCH OVEN (STAINLESS STEEL INTERIOR), 51-550 ANALOG OVEN, 51-550S ANALOG OVEN (STAINLESS STEEL INTERIOR), 31-350 ANALOG BENCH OVEN, 31-350-1 ANALOG BENCH OVEN (230 Volt), 31-350S ANALOG BENCH OVEN (STAINLESS STEEL INTERIOR)

Open chat
Hola 👋
En que podemos ayudarte?