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Author Archives: Bernard and Company
500ºF Gas-fired Walk-in Oven
By Bernard and Company
No Comments
No. 920 is a gas-heated, 500°F walk-in oven from Grieve, currently used for curing various rubber parts. Workspace dimensions measure 52”W x 48”D x 48”H. 350,000 BTU/hr. are installed in a modulating gas burner, while a 4,200 CFM, 3-HP recirculating blower provides horizontal airflow to the workload.
This Grieve walk-in oven features a stainless steel exterior with #4 brushed finish, Type 430 stainless steel interior with continuously backwelded seam construction and 4” thick insulated walls. A top-mounted heating chamber is provided to conserve floor space, while a motorized damper on the exhaust accelerates the unit’s cooling. Oven exhaust discharges into a Type 304 stainless steel scrubber with brass piping. The scrubber uses recirculated water, sprayed by a 1-1/2-HP pump into the exhaust, to remove particulates.
Workloads are carried on the unit’s dual shelf trucks, each with channel supports on 3-1/2” centers. A transfer dolly is provided to carry two trucks and features oven-to-dolly and dolly-to-truck latches for easy loading / unloading. The oven has a 4” insulated floor with two pairs of truck wheel guide tracks built atop the floor.
No. 920 has all safety devices required by IRI, FM and NFPA Standard 86 for gas-heated equipment, including a 650 CFM, 1/2-HP powered forced exhauster. This oven also features a digital programming temperature controller, 10” diameter circular chart recorder and fused disconnect switch.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
650ºF Gas-fired Walk-in Oven
By Bernard and Company
No Comments
No. 914 is an indirect gas-heated, 650°F walk-in oven from Grieve, currently used for drying plastic molds. Workspace dimensions measure 60”W x 72”D x 72”H. This oven has 800,000 BTU/hr. installed in a modulating natural gas burner fired into an alloy radiant tube for indirect heating. A 6,000 CFM, 5-HP recirculating blower provides horizontal airflow to the workload.
This Grieve walk-in oven has an aluminized steel exterior, 5” thick insulated walls and a Type 304, 2B stainless steel interior.
A 1500 CFM powered forced exhauster, motorized dampers on the fresh air intake and exhaust for accelerated cooling, digital programming temperature controller and 10” diameter circular chart recorder are onboard.
No. 914 further features all safety devices required by IRI, FM and NFPA Standard 86 for indirect gas-heated equipment.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
500ºF Electric Truck Oven
By Bernard and Company
No Comments
No. 911 is an electrically-heated, 500°F truck oven, currently used for paint baking. Workspace dimensions measure 39”W x 36”D x 48” H, while 30KW installed in Nichrome wire tubular heating elements and a 2,000 CFM, 2-HP recirculating blower provide heated horizontal airflow to the workload.
This truck oven features an aluminized steel exterior, 4” thick insulated walls and Type 304, 2B finish stainless steel interior with continuously backwelded seam construction. A 650 CFM powered forced exhauster, plus motorized dampers on the fresh air intake and exhaust for accelerated cooling, are also included.
Two pairs of oven truck wheel guide tracks are built on top of the 2” insulated oven floor of this Grieve unit.
A digital indicating temperature controller, strip chart recorder, SCR power controller and a 4-color tower light to indicate process status and over-temperature alarm are onboard No. 911.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
500ºF Gas-fired Walk-in Oven
By Bernard and Company
No Comments
No. 909 is a gas-fired, 5000F walk-in oven from Grieve, currently used for curing various rubber parts. Workspace dimensions measure 30”W x 48”D x 57”H and the oven is supplied with a shelf truck, equipped with shelf supports on 3 ½” centers.
175,000 BTU/hr. are installed in a modulating natural gas burner. A 2,000 CFM, 2-HP recirculating blower motor provides horizontal airflow from a top-mounted heat chamber. The unit features 4” thick insulated walls, a stainless steel exterior with #4 brushed finish and a Type 430 stainless steel interior with continuously backwelded seam construction. The oven floor has 4” insulation plus truck wheel guide tracks built-in.
Motorized dampers on the air intake and exhaust provide accelerated cooling. The oven exhauster discharges into a scrubber unit which utilizes recirculated water, sprayed by a 1 ½-HP pump into the exhaust to remove particulates. This scrubber is constructed of Type 304 stainless steel with brass piping.
No. 909 also includes a 10” diameter circular chart recorder, ten permanently mounted survey thermocouples connected to a jack strip at the control panel and a fused disconnect switch. All safety devices required by IRI, FM and NFPA Standard 86 for gas-heated equipment are onboard, including a 325 CFM, 1/3-HP powered forced exhauster.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
650ºF Electric Heat Belt Conveyor Oven from Grieve
By Bernard and Company
No Comments
No. 894 is a 650°F electric heat belt conveyor oven from Grieve, currently used for sintering Teflon material onto flat sheets at a customer’s facility. The workspace dimensions of this unit measure 30”W x 48”D x 15”H.
Workloads travel on a 24” wide, 1/2” x 1/2” 316 stainless steel conveyor belt, driven by a 1/4 HP motor drive, variable from 0.4 to 8.4 inches per minute. An 18” long open belt loading zone, 48” insulated heat zone with recirculated airflow and 18” long open belt unloading zone area are provided.
60 kW total are installed in Incoloy sheathed tubular heating elements, while a 2000 CFM, 2-HP recirculating blower provides vertical upward and downward airflow to the workload.
This Grieve oven features an aluminized steel exterior, 6” thick insulated walls, Type 304, 2B stainless steel interior and an exhaust hood over each end of the workspace, equipped with a 12” diameter tubeaxil fan driven by a 1/2-HP motor.
No. 894 also includes a magnehelic pressure gauge on the blower outlet and exhauster outlet, a manual reset excess temperature controller with separate control contactors, recording temperature controller and SCR power controller. The unit is constructed to stringent JIC/NEMA 12 electrical standards.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
Gas-heated Heavy-duty Box Furnace from Grieve
By Bernard and Company
No Comments
No. 908 is a natural gas-heated, heavy-duty box furnace from Grieve, currently used at a commercial heat treater for various applications. Maximum operating temperature is 2000°F and the workspace dimensions measure 48” W x 48” D x 48” H. 1,000,000 BTU/HR are installed in four (4) modulating natural gas burners with a floor-mounted combustion air blower (shown in photo) onboard.
This Grieve furnace features 7” thick walls, comprising 5” of 2300°F firebrick and 2” of 1700°F ceramic fiber insulation, plus a 7” thick floor made from 4-1/2” of 2300°F firebrick and 2-1/2” of 1900°F block insulation. Additionally, a firebrick plate hearth supported by firebrick piers is provided.
No. 908 also includes an air-operated vertical lift door and an automatic door switch to drive the burners to a low fire, whenever the door is opened.
This box furnace has a 3/16” thick steel plate reinforced shell, 1/2” thick steel front plate, brushed stainless steel control panel face and a firebrick doorsill to protect the furnace during loading.
All safety equipment required by IRI, FM and NFPA Standard 86 for gas-heated equipment is included. No. 908 also features a digital indicating temperature controller and a manual reset excess temperature controller with separate contactors.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
500°F Electric Class 100 Cleanroom Cabinet Oven
By Bernard and Company
No Comments
No. 923 is an electrically-heated, 500°F Class 100 cleanroom cabinet oven, currently used for drying precision parts in baskets. Workspace dimensions measure 36”W x 36”D x 51”H. 30KW power installed in Incoloy-sheathed tubular heating elements and a 1500 CFM, 2-HP recirculating blower provide heated horizontal airflow to the workload.
This cleanroom oven features an aluminized steel exterior finished with white epoxy paint, #4 brushed finish stainless steel door cover and control panel face, Type 304, 2B finish stainless steel interior with continuously backwelded seams and 4” thick insulated walls. Double front doors with positive latching door hardware are also included.
No. 923 has two 30” x 24” x 6” thick stainless steel high-temperature HEPA recirculating filters and easily removable ductwork to expose the filters for inspection and replacement.
Controls on this Class 100 cleanroom cabinet oven include a digital indicating temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch and solid-state contactors.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
Vertical Conveyor Humidity Chamber from Grieve
By Bernard and Company
No Comments
No. 906 is an electrically-heated vertical conveyor oven from Grieve, currently used for heating aluminum-clad automotive modules at a customer’s facility. This oven has a maximum operating temperature of 250°F and overall workspace dimensions measuring 36”W x 38”D x 92”H.
20 kW total are installed in Incoloy sheathed tubular heating elements, while a 4,200 CFM, 3-HP recirculating blower provides vertical upward airflow to the load. Eleven (11) trays, each 30”W x 14”D, ride vertically on a chain drive, individually indexed to the load/unload position.
This Grieve oven features an aluminized steel exterior and interior, top-mounted heat chamber, 4” thick insulated walls, two (2) independent doors for access to the workspace and heat chamber, loading table and safety light curtain at the load/unload position, plus a viewing window.
No. 906 is built to stringent JIC/NEMA 12 electrical standards and includes a remote control panel (not shown in photo).
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
Specially-modified High-temperature Walk-in Oven from Grieve
By Bernard and Company
No Comments
No. 902 is an electric, high-temperature walk-in oven with a maximum operating temperature of 850°F. Specially modified with rollout shelving, it is currently in use heat treating various components at a customer’s facility. 100 kW total are installed in Incoloy sheathed tubular heating elements, while a 10,000 CFM, 7-1/2-HP recirculating blower provides combination airflow to the workload.
This oven has overall workspace dimensions measuring 72”W x 78”D x 78”H, with a top-mounted heating chamber, aluminized steel interior and exterior, plus 3 (three) rollout steel shelves, each 60”W x 72”L, rated for 400 lb. Loads. 8” thick oven walls comprise 2” of 1900°F block and 6” of 10 lb./cf density rockwool insulation.
Grieve No.902 features inner and outer door gaskets. The inner gasket seals directly against the door plug, while the outer gasket seals against the front face of the oven. Both doors are equipped with expansion joints on the inner face to guarantee uniform sealing at all operating temperatures.
Oven controls include a digital programming and recording temperature controller, manual reset temperature controller with separate contactors, recirculating blower airflow safety switch and SCR power controller.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP
Inert Atmosphere Walk-in Oven from Grieve
By Bernard and Company
No Comments
No. 907 is an electrically-heated, inert atmosphere walk-in oven from Grieve, currently used for heat treating graphite tooling molds at a customer’s facility. This oven has a maximum operating temperature of 1000°F and workspace dimensions measuring 48”W x 84”D x 72”H.
100 kW total are installed in Incoloy sheathed tubular heating elements, while a 7,800 CFM, 5-HP recirculating blower provides combination airflow to the workloads. A flatbed loading truck with 2,000 lb. Capacity plus a transfer dolly with oven-to-dolly and dolly-to-truck latches are also included (shown in photo).
This oven features 8” thick walls, comprising 2” of 1900°F block and 6” of 10 lb./cf density rockwool insulation, as well as an aluminized steel exterior and interior. Special Grieve inert atmosphere construction highlights include a pressure regulator, 0-1200 CFH flowmeter, pressure gauge, inner oven walls sealing directly against a 1/2” thick cellular silicone rubber atmosphere seal, blower shaft seal, positive latching door hardware, adjustable offset door hinges, outlet with pressure relief, interior seams welded gas-tight and all oven wall penetrations fitted with compression fittings.
Grieve’s No. 907 also includes a digital programming temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch, 10” diameter circular chart recorder and a fused disconnect switch.
For more information, please contact:
THE GRIEVE CORPORATION
500 Hart Road
Round Lake, IL 60073-2898
Phone: (847) 546-8225
Fax: (847) 546-9210
Web: www.grievecorp.com
Email: sales@grievecorp.com
Attention: Frank Calabrese, VP