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Procedyne fluid bed

Fluidized bed cleaning, introduced in the late 1960's has for most applications become the alternative of choice. Absolute temperature control and thermal uniformity permits cleaning of complex critical hardware with minimal risk of distortion or metallurgical damage. Also, the average cleaning cycle is an order of magnitude shorter than ovens due to the superior heat transfer characteristics of the fluid bed.

Procedyne Fluid Bed
The principle and process of this equipment is as follow. At the temperature of 450-500℃ , aluminum oxide powder is fluidized by hot air stream and scour spinnerets, spin pack, filter core, etc.. Polymer is detached and decomposed (about 70% polymer is decomposed, the rest becomes CO), including inorganic, such as TiO2, are discharged into the air.

Highly efficient cleaning process having excellent heat transfer properties similar to a liquid bath by the application of fluid bed principals for safe cleaning of assembled tooling with no danger of potential damage to the hardware.

The uniform grain size alumina oxide media particles- non toxic-non flammable - chemically & physically inert - does not melt or degrade, offer high usable temperature value, reusability over & over again due to infinite life. Minimal operating cost due to low consumables and flexibility to switch-off the system when not in use, making it a low energy & economic operation.

The equipment can be used for all kinds of spinnerets, spin pack, pump and cover of filter assembly in PES, PA, PP, Staple fiber, composite yarn production. As well it can be applied for cleaning mould of hot melt plastic extrusion machines.

We also provides Alumina sand cleaning, drying and sifting equipments.



Alumina Sifter
Alumina Dryer
Alumina Cleaner

Model
Dimension
Dia×H
Efficient Volume
L
V/KW
Work pressure
MPa
Air consumption
L/h
YF-1
φ450×800
100
380/18
0.4
18
YF-2
φ520×1000
180
380/21
0.4
18
YF-3
φ620×1200
320
380/27
0.4
20
The principle of the equipment is based on the property that Triethylene Glycol TEG, a kind of colorless and transparent neutral oily liquid, can alcoholysis and dissolve polymer by heating TEG in the cleaning tank up to around 280C in order to clean spinneret, spin pack, filter core, etc..

TEG-Single Tank
TEG-Double Tanks
TEG-Triple Tanks
Water-Alkali Cleaner

The process is as follow. First putting spinnerets/spin pack/filter core,etc.. in boiling solution which contents NaOH(15-20%) for 2 to 3 hours to remove most polymer, then in TEG bath at the temperature up to 280℃ for about 12 hours. After cooling it, it is rinsing sequentially in alkaline solution, water and ultrasonic tank before drying and storing it up.

Single, double or multi-tanks are provided. The platform is equipped when using large tank diameter and high operation height. There are three choices for open/close furnace cover: pneumatic, heavy lifting device and screw device. Temperature automation control device is equipped with Japan Fuji temperature control unit and solid-state relay. All the controlling parts are made according to the requirements of anti-explosion in order to guarantee stable and reliable performance.

We also provide sequential rinsing equipments, such as water cleaner, alkali cleaner, ultrasonic cleaner, etc..

Model
Dimension
Dia.×H
KW
Voltage/KW
Temperature Precision
Work hour
RTL-3
φ320×800
380V/9KW
±1℃
≤8h
RTL-4
φ420×900
380V/12KW
±1℃
≤8h
RTL-5
φ500×1000
380V/24KW
±1℃
≤8h
RTL-6
φ650×1200
380V/32KW
±1℃
≤12h
RTL-8
φ800×1200
380V/54KW
±1℃
≤16h
RTL-10
φ1000×1800
380V/63KW
±1℃
≤16h
RTL-12
φ1200×2500
380V/98KW
±1℃
≤16h