550°F Belt Conveyor Oven from Grieve

 

No. 866 is a 550° (288°C) belt conveyor oven from Grieve, currently used for heat treating coiled spring steel at the customer’s facility. Workspace dimensions of this oven measure 18” W x 20’ D x 15” H. 60 KW are installed in Nichrome wire heating elements to heat the oven, while a 4200 CFM, 3 HP recirculating blower provides vertical downward airflow to the workload.

The oven travel comprises an 1-1/2’ long open belt loading zone, 20’ long insulated heat zone with recirculated airflow, 1’ long open zone, plus a 12’ long cooling zone and an 1-1/2’ long open unloading zone.

This Grieve belt conveyor oven features 4” insulated walls, aluminized steel exterior and stainless steel interior. Two 12” diameter tubeaxial fans, each driven by a ½ HP motor, push/pull air through cooling zone and a 12” wide, ½” x ½” high carbon steel flat wire conveyor belt with 1/3 HP motor drive, variable from 16 to 44 inches per minute, are also onboard the oven.

Controls on the No. 866 include a 10” diameter circular chart recording temperature controller and a manual reset excess temperature controller.

 

For more information, please contact:

THE GRIEVE CORPORATION
500 Hart Road
Round Lake, Illinois 60073-2835 USA
Phone: (847) 546-8225
Fax: (847) 546-9210.
Web: www.grievecorp.com.
Email: sales@grievecorp.com.
Attention: Frank Calabrese.

850ºF Heat Treating Belt Conveyor Oven from Grieve

No. 867 is an 850ºF (454ºC), gas-heated belt conveyor oven from Grieve, currently used for production heat treating of metal springs at the customer’s facility. Workspace dimensions of this oven measure 36” W x 18’ D x 15” H. 800,000 BTU/HR are installed in a natural gas burner to heat the oven chamber, while a 12,500 CFM, 10-HP stainless steel recirculating blower provides vertical downward airflow to the workload.

The oven travel comprises a 3’ long open belt loading zone, 18’ long insulated heat zone with recirculated airflow, 3’ long open belt unloading zone and a 30” wide, Type 304 stainless steel woven wire conveyor belt with 3” high flex plate edges, driven by a ½-HP motor v-belt drive, variable from 1-19 IPM.

This Grieve belt conveyor oven features 7” thick insulated walls, aluminized steel exterior and interior, exhaust hoods over each end equipped with a 12” diameter tubeaxial fan, driven by a ½-HP motor, plus all safety equipment required by IRI, FM and NFPA Standard 86 for gas-heated equipment, including a 650 CFM, ½-HP powered forced exhauster.

Controls on No. 867 include a digital indicating temperature controller and 10” diameter circular chart recorder.

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

750ºF Belt Conveyor Oven for Curing Mold Release Onto Steel Molds

No. 792 is a gas-fired, 750ºF belt conveyor oven, currently used for curing mold release onto steel molds.  Workspace dimensions measure 42” W x 12’ D x 12” H.  800,000 BTU/HR are installed in a modulating natural gas burner to heat the unit, while a 7800 CFM recirculating blower provides vertical downward airflow to the workload.  The oven travel comprises a 4’ long open belt loading zone, 1’ long insulated but unheated vestibule entrance, 12’ long insulated heat zone with recirculated airflow, 1’ long open zone, 2’ long cooling zone and 2’ long open unloading zone.

This Grieve jumbo walk-in batch oven features 6” insulated walls, a 36” wide x 1” x 1” flatwire conveyor belt with ½ HP motor drive, variable from 0.7 to 14.3 ipm, two 12” tubeaxial fans, each driven by a ½ HP motor, to push/pull air through the cooling zone, an aluminized steel interior and exterior, plus all safety equipment required by IRI, FM and NFPA Standard 86 for gas-heated equipment, including a 650 CFM 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

350°F Belt Conveyor Oven

No. 864 is a 350ºF, natural gas-heated belt conveyor oven from Grieve, currently used for drying gold ore samples at the customer’s facility.  Workspace dimensions of this oven measure 6-1/2’ W x 35’ D x 1-1/2’ H.   1,650,000 BTU are installed in a modulating natural gas burner to heat the oven chamber, while a 24,500 CFM, 20 HP recirculating blower provides vertical downward airflow to the workload.

This Grieve oven features a 5’ long open belt loading zone, 35’ long insulated heat zone with recirculated airflow and 1’ long open belt unloading zone, plus 4” insulated walls, aluminized steel interior and exterior.   A 6’ wide, 1” x 1” galvanized steel, flat wire conveyor belt with ¼ HP motor drive, variable from 5 to 50 feet per hour, transports the workload.  Side access doors are provided along the length of the workspace to inspect the load and service the heating chamber.

All safety equipment required by IRI, FM and NFPA Standard 86 for gas-heated equipment are provided on this belt conveyor oven, including a 1500 CFM, 2 HP powered forced exhauster.

Controls on No. 864 include a conveyor belt start/stop, digital indicating current proportioning temperature controller, manual reset excess temperature controller, variable SCR drive to control conveyor belt speed, pilot lights to indicate when blower and heat are energized, pushbutton electronic ignition, on-off heat switch and main oven control pushbuttons.   The NEMA 12 control panel is equipped with a lockable 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

High-Temp Belt Conveyor Oven for Drying Steel Nesh

No. 1021 is a 1250ºF high-temperature belt conveyor oven from Grieve, currently used for drying steel nesh (sieve) materials at the customer’s facility.  Workspace dimensions of this oven measure 21” W x 38” D x 3” H.   40 KW are installed in Incoloy-sheathed tubular elements to heat the oven chamber, while a 1600 CFM, 1-1/2 HP recirculating blower provides vertical downward airflow to the workload.

This Grieve packaged conveyor oven features 10” thick insulated walls made from 8” of 1900ºF block and 2” of 10 lb/cf density rockwool insulation, aluminized steel exterior, Type 304, 2B finish stainless steel interior and an 18” wide, 1” x 1” stainless steel flat wire conveyor belt with 1/3 HP motor drive, variable from 0.05 to 1.20 feet per minute.  The oven travel comprises a 30” long open belt loading zone, 38” long insulated heat zone with recirculated airflow and 30” long open unloading zone.   10” x 10” stainless steel mesh screens above the return ductwork below the conveyor are provided to collect debris from the workload.

Controls onboard No. 1021 include a digital indicating temperature controller, SCR power controller and wall mounted remote control panel (shown detached 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