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SS316L 0.15 mm plate 200 mm height 1.5T metal plate distillation packing
1. metal plate structured packing in high vacuum distillation column
Distillation is a method to separate liquid mixture with high
purity by using reflux. It is a widely used liquid mixture
separation operation in industry, and is widely used in petroleum,
chemical, light industry, food, metallurgy and other departments.
Distillation operation is classified according to different
methods. According to the operation mode, it can be divided into
continuous distillation and batch distillation; according to the
composition of the mixture, it can be divided into binary
distillation and multi-component distillation; according to whether
the additives affecting the vapor-liquid equilibrium are added to
the mixture, it can be divided into ordinary distillation and
special distillation (including extractive distillation, azeotropic
distillation and salt-adding distillation); if the distillation
process is accompanied by distillation, it can be divided into two
types Chemical reaction is called reactive distillation
In the operation of packed tower, the liquid drops from top to
bottom along the structured packing surface, and the rising vapor
contacts with each other. Therefore, the packing surface is the
place for mass exchange and heat exchange.
2. Some popular types of metal plate structured packing.
For more types, please feel free to contact me.
Item | Unit | 125X | 125Y | 250X | 250Y | 350X | 350Y | 500X | 500Y | |
corrugation height h | mm | 24.0 | 11.5 | 8.4 | 6.0 | |||||
corrugation inclination θ | (°) | 30 | 45 | 30 | 45 | 30 | 45 | 30 | 45 | |
corrugation distance 2B | mm | 39.6 | 19.0 | 14.0 | 9.9 | |||||
corrugation angle β | (°) | 79.0 | 79.1 | 79.6 | 79.0 | |||||
void fraction ε | δ=0.15mm | % | 99.4 | 98.6 | 98.0 | 97.2 | ||||
δ=0.12mm | % | 99.5 | 98.9 | 98.4 | 97.8 | |||||
δ=0.10mm | % | 99.6 | 99.1 | 98.7 | 98.2 | |||||
Perforated hole diameter d0 | mm | 4.5 | 4.5 | 4.0 | 4.0 | |||||
Opening rate σ | % | 8.5-9.5 | 8.5-9.5 | 9.0-10.0 | 9.0-10.0 | |||||
radius of curvature of the top circle of corrugation angle R | mm | ≤2.0 | ≤1.4 | ≤0.9 | ≤0.5 |
Note: The influence of opening rate on the plate is not calculated
3. experiences in metal plate structured packing.
has years of engineering experience with a variety of structured column packings in different industrial applications. Moreover, we have frequent co-operations with famous universities and technical engineering companies in China.
Resulting from these valuable assets, we have produced range of structured packings suitable for engineering systems that provide optimum column performance.
structured packing uses the industry standard corrugated perforated and embossed sheet metal design to provide efficient vapour-liquid contact. The style of the embossed surface has been optimised to provide maximum wetability and numerous perforations enhance cross mixing of the process fluids. Type Y has a crimp angle of 45° and type X 30°. Suitable liquid irrigation range from below 0.5 up to 200 m3/m2.hr.
4. Classification of metal plate distillation packing
Packed tower is a kind of gas-liquid mass transfer equipment with a
large number of packings in the tower. Packed column was used in
industrial production in the middle of the 19th century. Since
then, it has developed with plate column, forming two different
types of gas-liquid mass transfer equipment.
The body of the packed tower is a vertical cylinder with a
supporting plate at the bottom. The packing material is placed on
the support plate in a integral way. A packing pressing plate is
installed above the packing to limit the movement of the packing
with the updraft. The liquid is added from the top of the tower,
sprayed onto the packing through the liquid distributor, and flows
down the packing surface. The gas is sent from the bottom of the
tower and distributed by the gas distribution device (gas
distribution device is generally not set for small diameter tower),
then it is countercurrent with the liquid and continuously passes
through the gap of the packing layer. The gas-liquid two-phase is
in close contact with the packing surface for mass transfer. Packed
tower is a continuous contact gas-liquid mass transfer equipment,
the two-phase composition changes continuously along the tower
height. Under normal operation, the gas phase is continuous phase
and the liquid phase is dispersed phase.
every year we manufacture and supply hundreds of cubic meters of metal structured packing in different models. There are many popular types and materials for option. Custom order is welcome, too! We are happy to help with what you need!