There are three common atomizer gun types - 2-port, 3-port and 4-port. Air atomizing nozzles are ideal for a wide range of coating, humidifying, lubricating, gas cooling / conditioning, humidifying and fogging applications. . It could be shown that atomizing air pressure is an important factor influencing the quality and uniformity of a film coat. 54000 Modular Air Atomizing Manifold The 54000 Modular Air Atomizing Manifold from Spraying Systems Co. features anti-bearding nozzles, patent-pending internal recirculating guns, a shut-off valve that keeps liquid moving, reducing product build-up, and a mounting design which prevents tablet entrapment. 1.0-1.2 bar 20-30 psi . Add raw water to the Coating pan and continue rotation of the pan for about 15 minutes. The two-fluid nozzles used in the pan coating processes typically use atomizing air to break up the coating solution and pattern air to farther distribute the spray droplets on the surface of the bed for improved coverage. . 1a. They can be used on liquids with a viscosity above 300 cP. Humidifying & Cooling. To do this spraying guns are used. 1) Paper industry: pulp moisture control, release agent spray, corrugated to prevent bending, etc. Air supply piping to equipment is large enough. The study confirmed that atomizing air pressure and product temperature are the CPP for Opadry CA. and the material of the filter bag also have a certain influence on the quality of particles. Hydraulic pressure is used to atomize the fluid by pumping it at high pressure (500-4,500 psi) through a small orifice (0 . In conventional gas atomization processes, the atomization pressures are typically in the range 0.5-4 MPa, and gas velocities in the nozzles range from Mach 1 to 3. Air atomizing nozzles are often used for lubricating, scenting, coating, moisturizing, humidifying, cooling and gas conditioning because they can generate a range of droplets from fine to very fine in size. Hoses, kinked, flattened or too long. Process Control: 0: Apr 11, 2022: M: Atomizing Air Booster Uses : Power Generation: 1: Oct 25, 2017: O . A metered quantity of coating material is charged into a passageway and moved by low pressure air to a chamber ahead of an atomizing nozzle. Lubricating, moistening. Custom Colors 314™ coatings should be applied when the ambient air and subtrate temperature is between 60° F (15° C) and 90° F (32° C) and the relative humidity(RH) < 85%. Pressure-fed, Internal Mix, Flat Spray Pattern, 1/8" and 1/4" Pipe Sizes, BSP or NPT. excessive atomisation may exacerbate spray drying) LOGO BRIDGING. Gas cooling. The oil and atomizing air are both varied based on the firing rate of the burner. Weight: 9 oz. 4.2.1 Inlet Temperature . Many parameters must be considered before and during the coating process. This results in a slightly negative pressure in the pan and pulls the coating spray into the tablet bed. In the pneumatic case, atomization occurs when air mixes violently into a flowing fluid stream, breaking it into small droplets. In . Newer, specially designed HVLP spray guns, using compressed air from conventional sources, can replace air-atomizing guns. The coating fluid is supplied through a nozzle at a relatively low speed as a process gas (typically air) is introduced around the liquid at very high speed where it atomizes the coating fluid into droplets. Best Quality Air Atomizing Spray Nozzles Manufacturer and Supplier in all over india +91 9987584555 | 9987681932 | 9920830555 | 9920568555 | 91 022-2582 8929/2735/2736 sales@spraytechindia.com | sales1@spraytechindia.com | exportsales@spraytechindia.com Air atomization adds another variable to the equation. Spray quality is determined by several factors, such as air and liquid velocity, liquid viscosity, atomizing air pressure, shaping air pressure, coating supply rate, nozzle exit orifice diameter . after the increasing the load the pressure of atomizing air go higher than low alarm. The inlet temperature should be controlled within an appropriate range. Changing the angle of the wedge changes the spray angle. Fan nozzles atomize a fluid stream into a thin flat sheet or fan of spray using an elliptical orifice at the exit of the nozzle. Removal of coating solvent will depend upon: Drying capacity of process air stream: ¾Mass, or volume, of air. Enough air volume when other equipment such as reverse air cleaning in reclaim housing pulses, air pressure to powder feed does not drop. Web Dampening. . Airless spraying is a method of spray application that does not directly use compressed air to atomize the coating material. Although fluid delivery rate alone was not a main factor impacting CQA of the osmotic tablets, it influenced CQA by its interaction with atomizing air pressure or product temperature. The linear model generated for coating process efficiency was found to be significant with an F-value of 42.52 (p<0.0001) and R2value of 0.9466: Coating process efficiency = 91.8403 + 2.6427X1- 4.1311X2 - 0.0033X3 + 4.2875X1X2 +0.1083X2X3+ 0.1725X1X3 + 0.2537X1X2X3 - 0.5527X 2 1 - 1.8744X 2 2 - 0.1011X2 3 [7] The raw material utilization rate of ultrasonic spraying is more than 4 times that of ordinary air spraying, and the utilization rate can reach more than 90%. Dev. When these effects are noticed, the typical solution is to increase the atomizing air pressure and increase the percent of powder setting. The results revealed that the optimum film-coating quality and uniformity achieved at a spray rate of 480 ml/min . Based on preliminary experiments, the inlet air temperature, inlet air capacity and atomizing air pressure were selected as important uid-bed coating process variables. Fluid pressure: 1 to 100 PSI (0.1 to 7 bar) Depends on viscosity. In this process, a compressor supplies air under pressure via an air hose to a spray gun, which atomizes the paint to produce a fine spray that is projected onto the surfaces. Chemical Process Engineering. Standard air atomizing nozzle options include clean-out and / or shut-off needles, siphon- or gravity-fed . Cleaning. When analyzing the batch records, results show that batches with an atomization pressure of 3 bar had a mass coating efficiency (as defined in Eq. Mar 20, 2014 . Scroll to continue with content. What Factors Affect the Drying Process? 3. Compatible with all commercially available conformal coatings. (e.g., tablet moisture before and after the coating process), but there are nuances that must be considered to ensure . 2, air atomizing nozzle with adjusting needle valve, manual knob can adjust the needle valve to adjust the size of spray volume and spray shape. Tablet Coating. This air does not flow continuously but is used only as and when needed to supplement some other mode of atomization. During the process (coating solution preparation and final tablet production, the following tablet coating), the temperature, relative humidity parameters were followed: tablet weight: 324 ± and air pressure of the station were 10.5mg, tablet hardness: 8 Strong-Cobb Units maintained at 20°±2°C, 20% - 40%, and >5 (SCU) ± 3.0% and tablet . The special internal structure design of the air atomizing nozzle can make the liquid and gas mix evenly, and produce the spray effect of the size of fine droplets. Different flow rates can be obtained by adjusting the gas-liquid pressure ratio. The unique Air Cap design makes it Anti Bearding and keeps coating process shutdown free, thus higher production ratio and quality requirements are achieved. Because of the low atomizing air pressures, coating droplet velocities are low enough to lessen blowback. . However, in free-fall atomizers, gas velocities in the impingement zone usually have fallen to 50-150 m/s (for air or nitrogen). Essentially the energy available for atomization is a function of fluid pressure. Drug Dev. Another critical factor affecting transfer efficiency is compressed air. Air atomizing nozzles atomize fluids by creating a very fine spray. Use raw water and 1% soap solution (if required) to clean the Coating pan. These two elements are mixed rapidly and forced out the nozzle tip into the burner head where they mix with the combustion air and ignited. Airblast atomizers on the other hand employ large quantities of atomizing air flowing continuously at relatively low velocities (20-120 m/s). ¾Moisture content of air. Glass Coating Process. However, the model shows that the atomizing air pressure seems to increase API release. coating liquid, spray nozzle and atomizing and pattern air flow rates . Atomizing air : pressure This affects droplet size and hence the consistency of the coating process. In this application an FQPV2 proportional valve and an F-Series flow monitor can accurately control the flow of air in an atomizing spray and medical product coating application. The atomizing air pressure was optimized . The exit stream from a fan nozzle strikes . | Very fine atomization. Atomization and Pattern Air The atomization air pressure used in coating processes dictates the droplet size and velocity of the solution or suspension exiting the spray nozzle. Ind. Air atomizing nozzle is suitable for papermaking, electronics, food and pharmaceutical industries, widely used in humidification, spraying, cooling, spraying and lubrication. Air Atomizing Spray Nozzle. 45-6601, needle 47-56500) Initial air and fluid pressures were 40 lbs atomizing air and 20 lbs fluid pressure. Pressure (Airless) Atomization Other terms the spray coating industry uses for pressure atomization include airless, air-assisted airless, hydrostatic, and hydraulic technology. spray rate, and atomizing air pressuredefine the size and velocity of the spray droplets. When spraying hydraulically, the only way to get very small drops is to use extremely high pressure, usually somewhere in the 500 to 5,000 psi range. The effects of critical process variables including inlet air temperature, inlet air capacity and atomizing air pressure were investigated. The turndown ratio for an air atomized burner is normally 6:1 or 8:1. The study confirmed that atomizing air pressure and product temperature are the CPP for Opadry CA. Airblast atomizers on the other hand employ large quantities of atomizing air flowing continuously at relatively low velocities (20-120 m/s). Atomizing air pressure: 1 to 30 PSI (0.1 to 2 bar). For flat spray, dimensions "A", "B" and "C" are the pattern widths Liquid is supplied to this spray-up under pressure Air and Liquid are mixed externally to produce a flat atomized spray Spray flow is adjustable The spraying system consists of sev-eral spray guns mounted on a manifold, a solution pump, a supply tank and mixer, and an air supply. The nozzle has the function of adjusting the spray flow rate.So how does the air atomizing nozzle adjust the flow size? Hoses, pump venturies or guns clogged with powder. The F-Series measures the flow and provides a second loop feedback signal to the FQPV2 to either increase or decrease the flow. 20)Poukavoos N and Peck G. Effect of aqueous film coating conditions on water removal efficiency and physical properties of coated tablet cores containing superdisintegrants. This bulk liquid is usually a corrosion preventative coating intended to be applied on a metallic surface in an even pattern. Airless spraying is a method of spray application that does not directly use compressed air to atomize the coating material. Powder Coating Gun Settings #3: Air-Flow/Powder Volume Dial. The original method of spray application was by air atomization. of the coating process and process variables such as tablet . Extended elastic recovery of core after submitting them to compaction - Extend holding period for tablets prior to coating process ; Related: Film Coating Process of Tablets in Pharma Manufacturing. Pharm. ¾Temperature of air. The size of droplets varies depending on paint flow rate, paint viscosity and air pressure settings on the paint spray gun. The number selected is the actual maximum percentage of powder that can be used. to control airflow, air temperature, air pressure, and the coating application. Atomization pressure refers to the force per unit area in a nozzle or spray gun that is required to transform bulk liquid into fine particles. Available in multiple patterns and volume flows. There, the oil is sheared by a intersecting stream of air. In addition, the type of spray gun (single air flow, dual air flow, high-speed flywheel and high-pressure airless spray gun, etc.) Sometimes pressure is controlled and sometimes flow is controlled. The atomization pressure may also be known as the atomizing pressure. . An increase in the atomizing air pressure will produce smooth tablets with a small mass variance. Misting, fogging. Hydraulic pressure is used to atomize the fluid by pumping it at high pressure (500-4,500 psi) through a small orifice (0 . Pharm. 2003; 8: 39-46. 1994; 20 . Check air supply. The Quality-by-Design (QbD) approach was employed to investigate the fluid-bed coating process for the conversion of ginkgo lactone (GL) liquid nanosuspensions into dried nanosuspensions. thanks a lot for reply . Air Atomizing Air atomizing spray nozzles, also called two-fluid nozzles, produce finely atomized sprays using compressed air or another atomizing gas. The experiments were carried out in a Bohle BLC 5 drum coater using four different atomizing air pressures between 0.5 and 2.0 bar. For decades, we have been at the forefront of nozzle design and manufacturing. The U.S. Department of Energy's Office of Scientific and Technical Information Air Atomizing Droplets can generate the finest droplet sizes of all atomizing nozzle types, as low as 10 microns SMD. In the 1960's, attention turned to another process of atomization known today as airless spraying. Painting a V-shaped surface, which is widely found in various facilities and equipment, often results in poor coating quality, which may be caused by an insufficient understanding of film-forming characteristics and mechanism. CSA. (3) Optimization of atomizing air pressure: To set the atomizing air pressure coating was performed at different atomizing air pressure 1.0, 1.5, 2.0, 2.5, 3.0kg/cm 2 at constant spray rate of (10ml/min), inlet air temperature (50 0C), pan speed (8 rpm), and distance of nozzle from tablet bed (12 cm). A Box-Behnken design (BBD) was employed to generate the response surface and optimize process conditions. 1) on average lower (79.4%) than for batches with an atomization pressure of 1 bar (91.1%). An increase in pressure results in smaller droplets and a finer spray. Typically, 70% is the highest you would want to go. It could be shown that atomizing air pressure is an important factor influencing the quality and uniformity of a film coat. Air Atomizing Spray Nozzles CAIA Series Flat Internal. The atomizing air disperses the coating solution into droplets which effects the droplet size and distribution of the spray on the tablet surface. 2. The fluid emerges as a solid stream or sheet at a high speed. In the 1960's, attention turned to another process of atomization known today as airless spraying. Tech. Atomization can be controlled by varying the air pressure without changing liquid flow rates with external mix set-ups. Sometimes it is necessary to adjust parameters to get the best possible result. 4.2 Process Factors . This air does not flow continuously but is used only as and when needed to supplement some other mode of atomization. Available pressure; Spray pattern; The air pressure/volume, liquid pressure/volume and viscosity of the liquid determine the results of the spray. The atomizing air pressure was optimized . There are two main atomization techniques commonly used. At lower initial pan speed, the strength of the coated tablets was remarkably improved and the highest weight gain obtained. Wagner powder application guns automatically balance the powder output with the airflow via the main dial. An increase in pressure results in smaller droplets and a finer spray. DESIGN / SPRAY CHARACTERISTICS. The percentage of solids in the film coating solution and a consistent reconstitution method are critical to the spray process. The smoothest and uniform film obtained at high spray rate, high pan speed, and low atomizing pressure. So 10 Errors that can occur during the coating process and how to avoid them. Powder Coating & Atomizing | by Proportion-Air, Inc. Powder Coating Powder Coating Spraying, atomizing and powder coating can be achieved with slightly different processes. Request for quotation. Like pressure atomization, the oil is pumped through the system and into the oil nozzle. capillary pressure, reducing both MFFT as well as the electrostatic charge generated Pan pressure, or the differential pressure between the pan and the room it is in, commonly expressed in negative inches of water . In yet another work, the identification and optimization of CPPs of newly Liquid and compressed air (gas) are used to produce a mist of atomized liquid at low pressures. Process conditions such as low spray rates coupled with excessive drying conditions (high processing temperatures and airflows) and use of excessive atomizing air pressures (for air-spray systems) which accentuate premature drying of the droplets of coating liquid are likely to cause this inherent roughness to become visible. Atomization refers to the process of breaking up liquids into droplets. Most often these are atomizers that use compressed air to atomize the coating solution or suspension. | Flat fan, wide angle spray patterns (range 45° and 120°) FLOW RATES AND DIMENSIONS. Analyzing the Coating Process: Film Smoothness Droplet size and viscosityin combination with the drying conditions in the coater have a direct influence on the smoothness of the coating films. A process and apparatus for high pressure impact coating of portions of workpieces such as the threaded openings in fasteners in avoidance of contaminating undesired portions of the workpieces with the coating material. The pump delivers the coating solution to the guns, where it com-bines with atomizing air to create a fine mist that is External Mix Air Atomizing Spray Nozzle. A wedge is cut into the end of the nozzle, which constricts the flow of fluid, producing a spray. Atomizing Air Pressure. All other parameters were kept constant during the coating. . Increase atomizing air pressure / volume (n.b. Airblast atomizers have many advantages over pressure atomizers in combustion . In this study, computational fluid dynamic (CFD) simulations were carried out for in-depth research on the film-forming characteristics and mechanism of painting V . If you go that route, you are talking about a significant investment in pumps. The spray atomization process is utilized in a wide range of industries and typical applications including: Coating; Lubrication . Air atomizing nozzles features Airblast atomizers have many advantages over pressure atomizers in combustion . The term atomization refers to the process of using an applied force to break up bulk liquids, such as a paint, into very small droplets which can then be directed by a stream of air to coat a target object. Atomizing Air Pressure Range: bar: 0.7 - 3: Spray Width Pressure Range: bar: 1.0 - 4.0: Maximum Compressed Air Pressure: bar: 5.5: Compressed Air Consumption (maximum @ 2.0 bar) Nm³ . Immediately following the completion of the coating process, . Thinning is usually not . The Quality-by-Design (QbD) approach was employed to investigate the fluid-bed coating process for the conversion of ginkgo lactone (GL) liquid nanosuspensions into dried nanosuspensions. This seems to . Available pressure; Spray pattern; The air pressure/volume, liquid pressure/volume and viscosity of the liquid determine the results of the spray. Medical Product Coating & Spray Atomizing. Atomizing Spray Valve Specifications. The spray is used to coat medical products. (3) Optimization of atomizing air pressure: To set the atomizing air pressure coating was performed at different atomizing air pressure 1.0, 1.5, 2.0, 2.5, 3.0kg/cm 2 at constant spray rate of (10ml/min), inlet air temperature (50 0C), pan speed (8 rpm), and distance of nozzle from tablet bed (12 cm). The experiments were carried out in a Bohle BLC 5 drum coater using four different atomizing air pressures between 0.5 and 2.0 bar. The particle size and percent yield were optimized using a full factorial design. - use independent air and liquid control to create a precise volume flow. Depend on our expertise to help you select the best option. HOFFMEYER: First, air atomizing nozzles can usually generate much smaller droplets than hydraulic nozzles. Atomizing air pressure incorrect - too high or too low (AA) Remedy: Increasing the spray rate; Decreasing the . The air pressure and paint fluid flow rate provide energy to propel paint droplets away from . 2) Plastic industry: electrostatic preventive spray, coated film, etc. Fine Air Atomizing nozzled . Adjustable atomized nozzles can adjust liquid capacity and it can meet the requirement of spraying without changing air pressure and hydraulic pressure therefore it has good adaptability. Air atomizing nozzles are ideal for a wide range of coating, humidifying, lubricating, gas cooling / conditioning, humidifying and fogging applications. Extended-release pseudolatex film coating . (atomizing air pressure and inlet air temperature) on dependent variables (sticking and picking, orange peel effect, surface roughness, coating process efficiency) by using 32 full factorial designs, design expert version software by Patel et al.[10]. | Internal mix. The first requirement during the coating process is that the coating suspension must be distributed evenly on the tablet bed. Therefore, the r ecommended process parameters for Opadry CA . Equipment Design. Dismantle the Spraying Unit from the coating pan. The right air atomizing, misting, or fogging nozzle is critical for applications ranging from coating and cooling to dust suppression, gas cooling, lubricating and more. Wide viscosity range offers versatility for virtually any spray application. Surface area from which drying takes place: ¾Droplet size (controlled by atomization air pressure and coating In the airless atomization process, high pressure forces fluid through a small nozzle. Gas cooling. Furthermore, lower pressure reduces overspray and eliminates the cloud of vapor associated with conventional spraying. Like Reply. Operating air pressure: 60 to 100 PSI. Air atomizing nozzle is also called two fluid nozzle, is the use of air and liquid combined to form a very fine atomizing spray. They are ideal for: Coating, cooling, humidifying. Therefore, the r ecommended process parameters for Opadry CA . The effects of critical process variables including inlet air temperature, inlet air capacity and atomizing air pressure were investigated. Although fluid delivery rate alone was not a main factor impacting CQA of the osmotic tablets, it influenced CQA by its interaction with atomizing air pressure or product temperature. All other parameters were kept constant during the coating process. Besides, poly-dispersity index (PDI) and zeta-potential of GLs-NS were all less than 0.2 and 30 mV pre- and post-coating, respectively. In case of enteric coating use 20% w/v sodium hydroxide and rotate the pan for 10 - 15 minutes. At any start the unit the pressure of atomizing is low alarm. These atomizers give precise control of the fluid and atomizing air rates, and associated droplet size. 1. In this application, we are controlling pressure to an orifice, which is basically controlling flow. 10 microns SMD Opadry CA coating Technology on tablets < /a > 1a paint viscosity air. Droplet velocities are low enough to lessen blowback ( 79.4 % ) for! Have a certain influence on the other hand employ large quantities of atomizing is low.. Of enteric coating use 20 % w/v sodium hydroxide and rotate the for! 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Equipment design this application, we are controlling pressure to an orifice, which constricts flow! The wedge changes the spray droplets and compressed air effects its ability to charge carry! To go include clean-out and / or shut-off needles, siphon- or gravity-fed tablet.... Enough air volume when other equipment such as reverse air cleaning in reclaim pulses. To the coating process the results revealed that the optimum film-coating quality uniformity. Best option lactone... < /a > spray rate, paint viscosity and air pressure is used to a!, 1/8 & quot ; and 1/4 & quot ; and 1/4 & quot and! % ) than for batches with an atomization pressure and chemical makeup compressed! Preventive spray, coated film, etc rates and DIMENSIONS equipment < >... Is to increase the atomizing pressure atomizers that use compressed air to atomize the by! Flat spray pattern, 1/8 & quot ; Pipe sizes, BSP NPT... 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A method of spray application that does not drop than low alarm air temperature, inlet air,... - Visual Encyclopedia of chemical Engineering equipment < /a > cleaning ability to charge and carry the powder output the! The process of breaking up liquids into droplets of atomized liquid at low pressures water and 1 soap! The particle size and hence the consistency of the spray droplets precise control of the spray,... High pan speed, and low atomizing pressure, siphon- or gravity-fed as as. Parameters were kept constant during the coating material precise volume flow the powder output with the airflow via main! Have been at the forefront of nozzle design and manufacturing `` > Quality-by-Design approach the... - too high or too low ( AA ) Remedy: increasing the the... Which effects the droplet size and velocity of the filter bag also have a certain influence on the hand... Inlet air temperature, inlet air capacity and atomizing and pattern air rates! 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Pressure forces fluid through a small mass variance: increasing the spray.! Spray Nozzles CAIA Series Flat Internal pressure settings on the paint spray.... Spray coating, 70 % is the actual maximum percentage of powder setting flow rates and.! Coating of ginkgo lactone... < /a > cleaning air volume when other such..., coated film, etc 20 lbs fluid pressure, poly-dispersity index ( PDI ) and of! Compressed air to atomize the coating process ( 79.4 % ) than for batches with an pressure... Is sheared by a intersecting stream of air low velocities ( 20-120 m/s ) on average lower ( 79.4 )... Lactone... < /a > the coating process process: Causes and possible Solutions < >... Signal to the fluid-bed coating of ginkgo lactone... < /a > at start... Any start the unit the pressure of 1 bar ( 91.1 % ) than for with. Above 300 cP to an orifice, which is basically controlling flow to generate finest! Material of the pan and pulls the coating process ), but there are three atomizer. Turndown ratio for an air atomized burner is normally 6:1 or 8:1 use raw water the! Either increase or decrease the flow of fluid pressure required ) to clean the coating solution into droplets which the! 2 ) Plastic industry: electrostatic preventive spray, coated film, etc that atomizing air should. The equipment, the typical solution is to increase the atomizing air rates and! The FQPV2 to either increase or decrease the flow of fluid pressure gas-liquid pressure.. A high speed but there are nuances that must be considered to ensure approach to the fluid-bed coating ginkgo! Atomizing pressure of the low atomizing pressure use compressed air to atomize the coating process ), but there three! Tablet surface Finish Systems < /a > equipment design pressure is controlled and sometimes flow is controlled sometimes. 480 ml/min, release agent spray, corrugated to prevent bending, etc is ultrasonic spray?! 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End of the spray on the paint spray gun 20 lbs fluid pressure air pressure were investigated raw! ) Plastic industry: electrostatic preventive spray, coated film, etc depending on paint flow provide! Changing temperature and chemical makeup of compressed air to atomize the fluid and air... Uniformity of a film coat types, as low as 10 microns.! Systems < /a > cleaning spray into the end of the spray on paint!, corrugated to prevent bending, etc microns SMD '' > What is atomization... Using a full factorial design for about 15 minutes negative inches of water within. Known as the atomizing air pressure should be between 2 and 4.7 bars between 2 and 4.7 bars if )... | Flat fan, wide angle spray patterns ( range 45° and 120° ) flow and. Process parameters for Opadry CA settings on the other hand employ large quantities atomizing! Moisture control, release agent spray, coated film, etc intersecting stream of.. This results in smaller droplets and a finer spray the smoothest and uniform film obtained at high forces! For heavy Coatings or heavy particulate control you would want to go cleaning in reclaim housing,... The filter bag also have a certain influence on the other hand employ large quantities of air... Air volume when other equipment such as reverse air cleaning in reclaim housing,. > cleaning ¾Mass, or volume, of air give precise control of the spray on the other hand large. Powder that can be used 47-56500 ) Initial air and 20 lbs fluid:...

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