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650ºF Electric Heat Belt Conveyor Oven from Grieve

894 GrieveNo. 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

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Gas-heated Heavy-duty Box Furnace from Grieve

908 GrieveNo. 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

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500°F Electric Class 100 Cleanroom Cabinet Oven

923 GrieveNo. 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

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Vertical Conveyor Humidity Chamber from Grieve

906 GrieveNo. 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

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Specially-modified High-temperature Walk-in Oven from Grieve

902 GrieveNo. 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

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500°F Gas-heated Walk-in Oven from Grieve

884 GrieveNo. 884 is a 500°F electric universal oven from Grieve, currently used to cure rubber parts with steel inserts.  Workspace dimensions of this unit measure 52”W x 48”D x 72”H.

350,000 BTU/HR installed in a modulating natural gas burner heat workspace, while a 4,200 CFM, 3-HP recirculating blower provides horizontal airflow across the workload.  A top-mounted heat chamber and remote-mounted control panel (shown aside the unit in the photo) are included.

This walk-in oven features a stainless steel exterior with #4 brushed finish, Type 430 stainless steel interior, 4” thick insulated walls, 2” thick insulated floor with two pairs of truck wheel guide tracks and motorized dampers on the exhaust for accelerated cooling.

No. 884 has all safety equipment required by IRI, FM and NFPA standard 86 for gas-heated equipment, including a 975 CFM, 1-HP powered forced exhauster.

The oven also includes a digital programming temperature controller, tower light to indicate oven status 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

Continue reading

500°F Class 100 Cleanroom Cabinet Oven

880 GrieveNo. 880 is a 500°F electric Class 100 cleanroom cabinet oven from Grieve, currently used to cure urethane, silicone and steel parts at a customer’s facility.  Workspace dimensions of this unit measure 36”W x 36”D x 51”H.

30kW installed in Incoloy sheathed tubular elements heat the workspace, while a 1500 CFM, 2-HP recirculating blower provides horizontal airflow across the workload.

This cabinet oven features a 16 ga. Type 304, 2B finish stainless steel interior with continuously backwelded seam construction.  The exterior of the oven is finished with white epoxy paint and includes a #4 brushed stainless steel door cover and control panel face.  The unit has single side-swinging doors on the front and back of the workspace for easy access, plus 4” thick insulated walls.

No. 880 also features two 30” x 24” x 6” thick stainless steel, high-temperature HEPA recirculating filters.

All safety equipment required for handling flammable solvents is onboard this oven, including explosion-venting door hardware.

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

Continue reading