Delvac Pumps Private LimitedDelvac Pumps Private Limited
Freeze Dryers / Lyophilizer
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Benchtop Freeze Dryers
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Lab Freeze Dryers
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Shelf Freeze Dryers
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High Vacuum Pumps
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Pilot Plant
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Pre- Freezing Bath
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Spin Freezer & Secondary Drying Manifold
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Vacuum Concentrators
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Acrylic Drum Manifold
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SS Column Manifold
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Vial Stoppering Shelf
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Freeze Dryers and Vacuum Concentrators

We are one of the leading manufacturers and suppliers of laboratory scale freeze-dryers (lyophilizers), vacuum concentrators, high vacuum pumps and vacuum systems. These are manufactured using high grade raw material such as mild steel, stainless steel, aluminum, copper and acrylic that are procured from reputed vendors. Our range of freeze dryers is widely reckoned for various features such as sturdiness, durability, corrosion resistance and performance.

 

Our range encompasses the following:

Freeze Dryers / Lyophilizer

Freeze Dryers / Lyophilizer
Backed by the team of experts, we are offering a comprehensive range of Maxi-Lyodel Freeze Dryers that is used for high product volumes and long running time with an ice capacity of 18 Kg. It is suitable for multi-user operation in the laboratory or small-scale production. The unit is provided with horizontal designed condenser and hot gas defrosts system. With integral vacuum pumping, visible ice buildup and trouble free operation from interlocked controls, this unit is upgradeable to pilot plant.

These Lyophilizer combine high performance refrigeration & vaccum system with easy to use controls and economical pricing.

Technical Data   Maxi-Lyodel
Refrigerant Condenser    
Area Sq.m 0.40
Volume Litres 44.5
Ice capacity 24 hrs Kg 10.5
Max Kg 18.0
Ultimate Low temp. ± 5°C@20° ambient °C -55 -85
Condenser Matl of construction   SS 304
Position   Horizontal
Compressor HP 3/4
2x3/4
Refrigerant   CFC Free
Vacuum indication   Digital pirani vacuum gauge with a range of 999 to 1x10-3 mbar
Vacuum pump Lit / min 250
Foot Space mmxmm 820x950 1000 x1000
Weight Kg 225 275
Input Power Supply   220 v,50 Hz,1 phase


Product code Description Temperature Range
LYO1855 Maxi- Lyodel -55°C
LYO1885 Maxi-Lyodel -85°C


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Benchtop Freeze Dryers
We offer a quality range of Mini Lyodel Benchtop Freeze Dryers, which is a small bench top freeze dryer that occupies very little space with an ice capacity of 1.5Kg. It is ideal for small volume drying and is cost effective. This Lyodel finds freeze drying applications using 8-port column flask manifold as well as other accessories for vials and ampoules. Moreover, the Lyodel is supplied with 100 LPM direct driven high vacuum pump.

Technical data   Mini -Lyodel
Refrigerant Condenser    
Area Sq.m 0.07
Volume Litres 2.3
Ice capacity 24 hrs Kg 1.2
Max Kg 1.5
Ultimate Low temp. ± 5°C@20° ambient °C -50 -80
Condenser Matl of construction   SS 304
Position   Vertical
Compressor HP 1/4 2x1/4
Refrigerant   CFC Free
Vacuum indication   Digital pirani vacuum gauge with a range of 999 to 1x10-3 mbar
Vacuum pump Lit / min 100  
Foot Space mmxmm 550x550 650x850
Weight Kg 50 95
Input Power Supply   220 v,50 Hz,1 phas

Product code Description Temperature Range
LYO1550 Mini –Lyodel -50°C
LYO1580 Mini –Lyodel - 80°C

Benchtop Freeze Dryers

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Lab Freeze Dryers

Lab Freeze Dryers
We are engaged in offering a wide range of multi purpose freeze dryer of Lyodel Freeze Dryer model having an ice capacity of 5 Kg. these are widely used with various accessories for flasks, vials, ampoules and bulk samples. With vertically positioned ice condenser, this bench top Lyodel model is easy to use with a front positioned bottom drain. The control panel in this freeze dryer has digital indication for both condenser temperature and vacuum pressure with a vacuum pump of 200 LPM. We are offering this multi purpose freeze dryer in three models maxi-Lyodel model, mini-Lyodel and Lyodel with trolley and the following specifications:

Technical data

 

Lyodel
Refrigerant Condenser

 

 

Area Sq.m 0.15
Volume Litres 7.2
Ice capacity 24 hrs Kg 2.3
Max Kg 5.0
Ultimate Low temp. ± 5°C@20° ambient °C -55 -85
Condenser Matl of construction   SS 304
Position   Vertical
Compressor HP 1/3 2x1/3
Refrigerant   CFC Free
Vacuum indication   Digital pirani vacuum gauge with a range of 999 to 1x10-3 mbar
Vacuum pump Lit / min 200  
Foot Space mmxmm 550x750 820x950
Weight Kg 85 140
Input Power Supply   220 v,50 Hz,1 phase

 

Product code Description Temperature Range
LYO 0555 Lyodel - 55°C
LYO 0585 Lyodel -85°C
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Shelf Freeze Dryers
With rich expertise, we are one of the prominent manufacturers of Delvac’s Lyodel Shelf Freeze Dryers that are specially designed for flexible and reproducible production cycles. These are used for precise control of freezing, primary drying and a secondary drying. The unit is provided with a microprocessor based programmable temperature controller with 2 relay outputs for shelf heating and cooling purposes. Moreover, the keys of this unit are provided for changing the set program as per the user need. The highlighting feature of these dryers is as follows:

  • Easy to use separate stainless steel chamber/condenser
  • Hermetic type refrigerating compressor DD8, double stage oil sealed rotary pump
  • Digital vacuum and temperature indicators
  • Wide range of accessories that include also microprocessor for automatic control system
  • Compact size, supplied with trolley
  • Using Lyodel-Shelf, material can be processed in a wide range of product containers with provision for sealing under vacuum or inert gas

"See attachment for details"

Shelf Freeze Dryers


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High Vacuum Pumps


High Vacuum Pumps

We are offering a wide range of Delvac Direct Driven High Vacuum Pumps that is designed to meet the varied requirements of freeze drying. These Pumps comprise two stage offset rotary vane arrangement with a special inbuilt oil pump to ensure proper oil circulation and to assure continuous silent operation under high vacuum. The operation of the pump with the inbuilt gas ballast valve in open condition warms up the pump thereby preventing vapor condensation inside the pump. This increases the water handling capacity and thereby makes them ideal for use in Freeze drying operations.


Special Features:

 

  • Built-in-anti-suck-back mechanism Low oil consumption
  • Built-in-gas ballast valve Silent Operation
  • High vapor handling capacity Compact & Sturdy

 

Delvac offers three different models of high vacuum pumps to suit individual applications. The specifications are as follows:


"See attachment for details"

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Pilot Plant
Our offered range of Pilot Plant is specially designed for controlling freezing and drying of sensitive material in vials or in bulk. These plants are user friendly and have an integral refrigeration system that allows precise temperature control as well as reliable mechanical Stopping. Maxi-Lyodel is upgradeable into Lyodel-Pilot Plant by addition of a 3-Shelf Refrigerated chamber with stopping mechanism. The 3-Shelf refrigerated unit is designed to fit on top of the Maxi-Lyodel base unit, with no additional requirement of valuable floor space.


Vial Loading Trays

Single shelf loads can be stored, handled and ultimately slid on to this fence and tray accessory that is designed to maximize heat transfer by keeping the vial in direct contact with the shelf.


Bulk Trays

Each stainless steel tray is capable of holding 2.5L of liquid. They are easy to clean, store and makes loading liquids very convenient.


Specifications


Model Lyodel-Pilot Plant
No of Shelves 3
Shelf dimension and area 300 x 450 (mm); 0.40 sq. m/4 sq. ft
Stoppering Method Mechanical screw jack
Maximum Clearance 80 mm
Vial capacity (Nos O.D) 430 - 30mm; 750 23 mm; 1600 16 mm
Bulk material 8 Litres @ 20mm depth
Cooling System Indirect Fluid
Minimum Shelf temperature -45°C
Compressor / Refrigerant 3/4 HP / R 404 A
Heating System Indirect Fluid
Maximum Shelf Temperature 60°C
Heater type / Load Cartridge Type / 400 W
Fluid Circulation Centrifugal Fluid Pump
Controls Digital
No of Probes Four (One for liquid and three for products)
Voltage 220 240V, 50 Hz
Power KW 2
Condenser 12 Hour 6
Ice Capacity 24 Hour 10.5
Ice Capacity Total 18
Condenser ultimate low temperature @ 20°C -55°C ± 5°C
2 Condenser Area (in m ) 0.4
Volume (L) 44.5
Footspace (mm) 820 x 950


Special feature

  • Product Uniformity from top to bottom
  • Product safety assured with accurate temperature control to ± 1°C
  • Non-carcinogenic inert cooling fluid for operator safety
  • Single phase operation without water cooling
  • Includes vial stoppering under vacuum or inert gas
  • Large shelf area (0.40m /4 ft ) from a small footprint
  • Complete with full instrumentation for process optimization and pressure rise testing

Pilot Plant

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Pre- Freezing Bath

Pre- Freezing Bath

We are engaged in offering a wide range of Pre-Freezing Bath that is extensively used to freeze material in round bottom flaks before loading on the freeze dryer. It is easy to operate and can achieve a temperature range of -40°C and has rotation mechanism for a pair of flasks. Moreover, these can be customized as per the specifications provided by our esteemed clients.

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Spin Freezer & Secondary Drying Manifold

Spin Freezer

We are an eminent manufacturer Spin Freezer that is used for freezing & primary drying of samples in glass ampoules. In the spinning ampoules, samples are frozen on the base unit without the need for pre-freezing. The centrifugal force holds the liquid sample in position and prevents frothing and bubbling during evaporation as the sample solidifies and sublimes. Our freezer has an independent power supply and a timer to prevent spinner overrun after freezing. It is also provided with removable rotor plates with system accept 5 different sized ampoules.


Secondary Drying Manifold

Since our inception, we are engaged in offering a comprehensive range of Secondary Drying Manifold that is used to complete the cycle and seal ampoules in the best possible condition. This 48-Port Manifold can be doubled to hold 96 ampoules by using the additional manifold supplied with a 'T' piece for connection


Spin Freezer & Secondary Drying Manifold

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Vacuum Concentrators
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Vacuum Concentrators
Mini-Lyodel & Lyodel freeze dryer base units can be used (as cold traps) in combination with Lyodel centrifugal vacuum concentrators for quick and efficient concentration of samples in both aqueous and organic solvents. The samples get dry gently yet thoroughly, with no cross contamination or bumping or foaming. The process of concentration makes use of centrifugal, application of high vacuum and heating under controlled conditions.
 
Main features of vacuum concentrator are:
 
  • Corrosion resistant chamber Teflon coated/stainless steel chamber
  • Slip free flexure-shaft coupling thro dependable vacuum seals.
  • Automatic bleeder valve.
  • Programmable digital timer max.16 hrs
  • Programmable temperature controller
  • Chamber temperature 5

For more details refer the PDF File
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Acrylic Drum Manifold

We are one of the leading manufacturers, offering a wide range of 8 - Port Acrylic Drum Manifold that is widely used with all three models of Lyodel freeze dryers. These manifold sealing gaskets are also supplied with this accessory. Moreover, we can also customize these manifolds as per the requirements of our clients.

 

Product description:

 
Product code Description No of Valves
FM0012 12-Port SS Drum Manifold 12
FM0016 16-Port SS Drum Manifold 16
FM0081 8-Port Acrylic Drum Manifold 8

Acrylic Drum Manifold

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SS Column Manifold

SS Column Manifold

We are an eminent manufacturer of SS Column Manifold, which is extensively useful for drying of small volume of liquids in flasks. It is provided with quick seal valves for holding flasks up to 1 liter capacity. Further, the manifold sealing gaskets and cone connectors are also supplied with this accessory.


Product code Description No of Valves
FM0080 8- Port SS Column Manifold 8
FM0024 24 - Port Ss Column Manifold 24
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Vial Stoppering Shelf
We are engaged in offering a quality range of Vial Stoppering Shelf, wherein the samples in vials can be processed and stoppered under vacuum. The unit has movable aluminum shelves inside acrylic vacuum chamber and each of the shelves can accommodate two semicircular SS trays, removable for dual purpose (vials as well as bulk) freeze drying. The vials can be moved together for stoppering under vacuum via a capstan.

Specifications:


Product code Description
VS0012 Vial Stoppering Shelf with 1 shelf & 2 trays
VS0024 Vial Stoppering Shelf with 1 shelf & 2 trays
VS0036 Vial Stoppering Shelf with 3 shelves & 6 trays
VS0048 Vial Stoppering Shelf with 4 shelves & 8 trays.

Vial Stoppering Shelf

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