Polymer Melt Filter Elements, Candle Filters, Filter Housing and Cartridges and Filter Fittings. Forms Including: Pleated Filter Elements, Pipe Filter Elements, Extruded Screen Packs, Filter Discs, Leafs, Baskets, Bags and etc. For filtering of air, gas, oil, grease, liquid and fuel.......

Perforated Tube for Filters

Perforated metal tube Hole Patterns including: Round; Rectangular hole; Square; Triangle; Diamond; Hexagonal; Cross; Slotted; and other patterns according to your drawings or application requirement.

Perforated Mesh for Surface Layer

Round Hole Stainless Steel 304 Perforated Support Filter ScreenPerforated Mesh for Surface Layer

Hengmao offers choice perforated metal tubes used for manufacture of pleated filters. Mainly Stainless Steel Perforated Tubes for Mechanical and Structural Support of the Pleated Filter Elements.

Using of the metal support layer, as core of the filter or surface screen, the filter elements will have a good strength and an extended service life.

Popularly, we use round hole and square hole perforated sheet for processing of filter tubes. Custom designs of perforated filter support tubes available.

Perforated metal tube Hole Patterns including: Round; Rectangular hole; Square; Triangle; Diamond; Hexagonal; Cross; Slotted; and other patterns according to your drawings or application requirement.

Features:
Can be readily formed
Can be polished
Easy installation
Uniform opening and uniform strength
Wide range of thickness available
Large selection of hole size pattern and configurations
Superior abrasion resistance
Accuracy of size

Applications: Perforated metal sheets are cut and welded into tubes. Widely used in the core of filter or the surface of the pleated filter elements.

Thickness or Gauge of Stainless steel Perforated Tube:Thickness of the metal sheets do not change during the perforation. Normally thickness is expressed in gauge, please see the picture. However, to avoid possible misunderstanding, we would suggest to express them in inches or millimeters.

Diameter and Length of Stainless steel perforated metal tube
Diameter:10mm,15mm,20mm,25mm,30mm,35mm,500mm,etc
Length: 50mm,100mm,200mm,500mm,1200mm, or custom

Margins of Stainless steel perforated tube: Margins are the blank (un-perforated) area along the edges of the sheet. Normally the margin on the length are 20mm minimum, and margin along the width can be 0 minimum, or at clients' requests.