No 971 is an electrically-heated, 500F (257C) Class 100 cleanroom cabinet oven from Grieve, currently used to s glassware at the customer's facility
This Grieve cleanroom oven features 4inch thick insulated walls throughout and a Type 304, 2B finish stainless steel interior with 1/2inch inside radius corners, all seams welded, ground and polished.
The stainless steel exterior has a #4 brushed finish.
The unit is equipped with front and rear access doors for pass-through to the cleanroom plus an integral wall sealing flange.
A red pilot light onboard the oven signals when the opposite door is open.
All door hardware is chrome plated.
For Class 100 cleanroom compliance, this cabinet oven has a 12x12x6inch thick Hepa fresh air filter with 2inch prefilter and a 30x24x6inch thick stainless steel high temperature Hepa recirculating filter.
Controls on No 971 include a minihelic pressure gauge and DOP validation port across each set of filters, digital programming temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch, 10inch diameter circular chart temperature recorder, fused disconnect switch and an SCR power controller.
A stainless steel loading truck with six removable pans and a transfer dolly with oven-to-dolly and dolly-to-truck latches are also furnished with this Grieve oven.
