Pyradia Natural Gas Dryer

110" Wide Pyradia Dryer
Drying length: 18'
Does not include gravure coater
Designed for appx 500 fpm
1,000,000 BTU / HR

1.1 CUSTOMER REQUIREMENTS
• Material (Substrate): Woven Polypropylene with a melting point of 266f to 340f
Braided polyethylene with a melting point of 239f to 275F
• Target line speed: 500 ft / min
• material width: 110 inches
• Type coater Gravure
• Type of coating: Coating Slip
• Base coating: water-based
• Weight of coating (wet): 3 # / 3000 ft2 (solids 50%) and 6 # / 3000 ft2 (50% solids)
• dryer Type: Space Ark
Dryer • Length: 18 feet (3 # / 3000pi2) and 30 feet (6 # / 3000pi2)
• Heat source: natural gas
• Voltage: 600V-60Hz 3ph

2.1 SPECIFICATIONS:
2.2 DRYER ARCHE HORIZONTAL - # 3/3000 ft2 (50% solids)
• The dryer in a horizontal configuration with a slight arch.
• The dryer is constructed of 16-ga steel aluminizé in and 16-ga steel on the outside,
painted with a coat of alkyd enamel paint.
• The dryer and the SAU based on a steel structure. (The support structure is provided
by PCA)
• The dryer is insulated by a mineral wool 4" thick.
• The approximate size of the dryer is 18' by 144" wide by 60" high.
• Only one temperature control area.
SAU
• The unit will be installed on the back of the dryer. This system includes two
recirculation fans 40 HP - 30-RBI with a manually adjustable flap for recirculating 17.325
CFM air heated each. Total 34.650 CFM.
• the velocity of the nozzles is 6000 FPM on the upper surface of the material.
• The burner will have a capacity of 1.0 million BTU / hr type North American Lo-NOx
(NOx 0.1 Lb / million BTU), with a gas being endorsed by Canadian standards. (The
burner will be supplied by PCA).
• A 2000 CFM exhaust fan including a guillotine door.
• The maximum temperature of the dryer is 350 ° F.
• the air recirculation ducts are not isolated. The insulation of pipes will be made by PCA
after installation.
• The bearings are located outside the dryer mounted on the outer cage. The rollers are designed to be
cooled in the future, but does not include the rotary unions and cooling piping. (The
rollers and bearings will be provided by PCA)
• An access door is included with the SAU. Three anti-explosive doors are included on
the dryer allowing the operator to engage the material through the dryer.
• A Magnehelic gauge indicating the pressure of the plenum.
• The dryer will be manufactured in two sections to facilitate transportation and
installation.

2.3 DRYER ARCHE HORIZONTAL - # 6/3000 ft2 (50% solids)
• The dryer in a horizontal configuration with a slight arch.
• The dryer is constructed of 16-ga steel aluminizé in and 16-ga steel on the outside,
painted with a coat of alkyd enamel paint.
• The dryer and the SAU based on a steel structure. (The support structure is provided
by PCA)
• The dryer is insulated by a mineral wool 4" thick.
• The approximate size of the dryer is 30' long by 144" wide by 60" high.
• Two temperature control zones.
• Two SAU will be installed on the rear of the dryer. Each UAA includes two recirculation
fans 40 HP - 30-RBI with a manually adjustable component to recirculate 14,500 CFM
of air heated each. Total 58,000 CFM.
• the velocity of the nozzles is 6000 FPM on the upper surface of the material.
• Two burners with an output of 1.0 million BTU / hr type North American Lo-NOx (NOx
0.1 Lb / million BTU), with a gas being endorsed by Canadian standards. (The burners
will be supplied by PCA).
• An exhaust fan 3000 CFM comprising a guillotine door.
• The maximum temperature of the dryer is 350 ° F.
• the air recirculation ducts are not isolated. The insulation of pipes will be made by PCA
after installation.
• The rollers are designed to be
cooled in the future, but does not include the rotary unions and cooling piping. (The
rollers and bearings will be provided by PCA)
• An access door is included for each UAA. Four anti-explosive doors are included on
the dryer allowing the operator to engage the material through the dryer.
• A Magnehelic gauge indicating the pressure in each plenum.
• The dryer is made of three sections to facilitate transportation and installation.

3.1 CONTROLS
• (1) Power Panel (NEMA 12) installed on the UAA including a circuit breaker and
controls for the burner.
• (1) Panel operator will be connected by the CADP power panel. This panel includes
the ON-OFF buttons,