Colloid Mill
The design of colloid Mills is based on years of experience in wet communication, homogenization, emulsification, dispersion, fluidization mixing, etc.
The principle of the Colloid Mill is based on the Stator /Rotor Principle. The stator is ring-shaped with two different staggered special design tooth stages and conical shape tuning inside the stator with a special shape helical tooth system. The initial Rotor Stage is shaped with impeller blades as a preliminary drum, seizing the material, pre-breaking in, and throwing it into the first station tooth stage. The product is fed to the operating area of a Rotor, having a speed of approximately 3000 R.P.M. by a specially designed feed device. The product is processed by high shear, pressure, and friction between the Stator and Rotor, besides the high shear, beating, collisions, bombarding, and friction, the product is exposed to intense vibration which exerts its force in it through pressing and realizing actions. At the last stage of processing, the product is exposed to a basic oscillating frequency of 6000 Hz. The first upper oscillation of this stage lies with 18000 Hz utmost within the supersonic region, which explains high efficiency. The processed product continuously leaves the mill through the drain pipe, if required, it can be recirculated.
Due to the slightly deviating tapering of the milling surfaces of the stator and rotor, the annular gap becomes narrower towards the discharge section. The special design facilitates adjustment of the grinding gap by an exterior screw even during operation.
Control / Electrical Panel
Operating Control Panel
The Non-Flame proof control panel is made of MS covered with SS cover. It is located on the Machine.
The control panel contains.
START / STOP Switch
Design Qualification of Colloid Mill
OBJECTIVE
To design, engineer, and supply the Colloid Mill and to provide assurance that the machine is manufactured and complies with the Scope of Supply.
To prove that each operation proceeds as per the design qualification and the tolerances prescribed there in the document are the same at utmost transparency.
The scope of this qualification document is limited to the Design Qualification of Colloid Mill. This qualification document is part of a validation activity for the Colloid Mill.
RESPONSIBILITIES
CLIENT: To Check and Approve the design qualification.
MANUFACTURER
To design, engineer, and provide the complete technical details of the equipment pertaining to its design qualification viz.
- Machine overview,
- General arrangement drawing,
- Equipment orientation with layout,
- Specifications of the sub-components/ bought out items, and their make, model & quantity, and backup records/ brochures,
- Details of Utilities,
- Material of construction of all components
- To confirm the safe delivery of the equipment to the user site.
To ensure that no un-authorized and or unrecorded design modifications shall take place. If at any point in time, any change is desired in the mutually agreed design, Change control procedure shall be followed and documented.
To ensure the proper installation and commissioning of the equipment.
TECHNICAL SPECIFICATIONS OF COMPONENTS & SUB-COMPONENTS USED / BOUGHTOUTS
Description | Specification |
1. Equipment Description | |
Name | Colloid Mill |
Make | |
Model | CPM CM 3 WJ |
Hooper Capacity | 15 Liters |
Particle Size Reduction | 5-10 micron |
Overall dimensions | 1200 mm(H) X 410 mm(W) X 680 mm(L) |
2. Main Motor | |
Type | TEFC, FLP, 3 Phase induction motor |
Model | Flange Mounted |
Make | Crompton Greaves |
RPM | 2850 |
Power Rating | 3 HP / / 415 V / 50Hz / 2.2 KW |
3. Starter | |
Type | SDS – 31403 |
Model | Flange Mounted |
Power Rating | 3 HP / 415 V |
Make | PCG |
START / STOP Switch | 01 Nos. Each |
DETAILS OF UTILITIES
DESCRIPTION |
SPECIFICATIONS |
Electrical connection | To be provided |
MATERIAL OF CONSTRUCTION
COMPONENT DESCRIPTION | MOC |
Hopper | SS 316 |
Circulating pipe with Drain | SS316 |
Lid(Hopper) | SS316 |
Rotor | SS316 |
Stator | SS316 |
ENCLOSURES
Description | Drawing No. |
General arrangement drawing of Colloid Mill |
|
CHANGE CONTROL PROCEDURE
Change in the agreed design shall be addressed through the well-defined Change control procedure.
DESIGN QUALIFICATION REPORT
APPENDIX
cGMP | current Good Manufacturing Practices |
GEP | Good Engineering Practices |
MS | Mild steel |
NFLP | Non-Flame Proof |
SS | Stainless Steel |
KW | Kilo Watt |
DQ | Design Qualification |
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