Cylindrical Metal Raschig Ring for Packed Columns

Metal raschig ring is a kind of raschig ring packing. It has equivalent diameter and height. This type raschig ring is mainly made from carbon steel or stainless. Other materials can be customized according to your needs. Due to its large flux and low resistance, metal raschig ring performs well in gas-liquid distribution. Compared with plastic raschig ring, metal raschig ring has higher strength and better stiffness. Although metal raschig ring has the same shape as metal pall ring, the latter's mass transfer efficiency and handling capacity are much better.

Metal raschig ring has high crushing strength, good acid resistance and low operating cost. It is suitable for various mass transfer applications, such as gas processing, heat transfer and catalyst support. Metal raschig ring is extensively used in refineries, petrochemical industries, combustion plants and chemical industries.

Metal packing (27).jpg

Metal raschig ring has a unique cylindrical shape. Its surface is very smooth.

Metal packing (14).jpg

Metal raschig ring is available in various materials, diameters, lengths and thicknesses.

Metal Raschig Ring: A High-Performance Tower Packing Solution

What is a Metal Raschig Ring?

A metal Raschig ring is a specialized type of packing used in industrial applications. It has an equal diameter and height, forming a simple cylindrical shape. Typically, it is manufactured from carbon steel or stainless steel, though custom materials are available based on specific requirements.

Key Features of Metal Raschig Rings

High Durability – Made from strong materials, ensuring long service life.
Excellent Gas-Liquid Distribution – Provides efficient contact between gas and liquid phases.
Superior Mechanical Strength – Outperforms plastic Raschig rings in strength and rigidity.
Customizable Material Options – Can be tailored to meet unique industrial needs.

Advantages of Metal Raschig Rings Over Plastic Variants

Metal Raschig rings offer higher mechanical strength and better stiffness than plastic counterparts. They can withstand extreme temperatures and harsh chemical environments, making them ideal for various industrial processes.

Comparison with Metal Pall Rings

While metal Raschig rings share the same cylindrical shape as metal Pall rings, the latter provides superior mass transfer efficiency and greater handling capacity. However, Raschig rings are still widely used due to their simplicity and reliability.

Applications of Metal Raschig Rings

These rings are commonly used in:

Distillation Towers – Enhancing separation efficiency.
Absorption Columns – Improving gas absorption rates.
Scrubbers – Enhancing removal of pollutants.
Chemical Processing – Providing reliable packing for reactions.

Why Choose Metal Raschig Rings?

Their low pressure drop, high-temperature resistance, and cost-effectiveness make them a preferred choice in industrial applications. Whether for gas absorption or chemical separation, metal Raschig rings provide an efficient and reliable solution.

Conclusion

Metal Raschig rings are essential for industrial processes requiring high-performance packing materials. Their strength, durability, and efficiency make them superior to plastic variants. While Pall rings offer higher efficiency, Raschig rings remain a trusted choice for many applications.

Specifications:

• Material: carbon steel; SS 304, SS 304L, SS 410, SS 316, SS 316L.

• Package: plastic bags with pallet

Table 1: The Technical Parameter of Metal Raschig Ring
Item	Size (mm)	Bulk Density 304 (kg/m3)	Number (n/m3)	Surface Area (m2/m3)	Voidage	Dry Packing Factor (m-1)
MRRT-01	6 × 6 × 0.3	900	4000000	904	88.6%	1307.4
MRRT-02	10 × 10 × 0.3	480	768000	482	93.8%	583.8
MRRT-03	13 × 13 × 0.3	420	410000	415	4.8%	489.2
MRRT-04	16 × 16 × 0.3	348	201000	344	95.5%	393.2
MRRT-05	25 × 25 × 0.4	288	53500	212	96.2%	229.8
MRRT-06	25 × 25 × 0.5	367	53500	216	95%	237.2
MRRT-07	25 × 25 × 0.6	439	53500	219	94.2%	244.1
MRRT-08	38 × 38 × 0.4	193	15000	143	97.2%	148.4
MRRT-09	38 × 38 × 0.5	246	15180	145	96.7%	151.7
MRRT-10	38 × 38 × 0.6	328	15000	146	95.9%	154.6
MRRT-11	50 × 50 × 0.5	191	6500	106	97.5%	115.2
MRRT-12	50 × 50 × 0.8	300	6500	108	96.4%	120.9
MRRT-13	50 × 50 × 1.0	380	6500	109	95.4%	125
MRRT-14	76 × 76 × 1.0	265	1920	69	97.4%	79.6
MRRT-15	89 × 89 × 1.0	224	1220	61	97.1%	66.2

Features:

• Simple structure.

• Large flux.

• Large void rate.

• High crushing strength.

• Good acid resistance.

• Wide mass transfer applications.

• Cost-effective.

Applications:

• Used in petrochemical engineering for catalyst support.

• Used in water treatment for separation and desorption.

• Used in petrochemical industry for distillation and extraction.

• Applied in refineries, petrochemical industries, combustion plants and chemical industries.

• Applied in gas processing and heat transfer applications.

• Applied in deethanizer, demethanizers and quench towers.