300035 China Cartridge Filter for Fuel Tank HEPA Filter Air Purifiers Industrial Air Filter Element Hydraulic Oil Purifier

Henan Demalong Filter Equipment Co., Ltd. was established in 2011 and its headquarter is located in Jinshui One Belt One Road Industrial Park, Henan Free Trade Zone. It is an enterprise integrating scientific research, sales and service. . The main products supplied are filter elements, filters, oil filters, hydraulic systems and other filtration equipment. All kinds of technical personnel and management personnel are complete, with domestic 10,000-level air purification laboratory, advanced filtration technology testing center, and complete product quality management system. It guarantees the ability to provide quality products to more than 10,000 customers in more than 90 countries around the world.

The main products are oil filters, filters, air compressor three filters, oil filters, engineering machinery filters, air filters, sintered filter elements, water filters, hydraulic accessories, filtration systems, etc. Products are widely used in shields, metal smelting, mining, power generation, petrochemicals, papermaking, textiles and other industries.

Demalong uses products to seize the market, uses services to create markets, and uses brands to lead the market. "Cultivate Demalong brand and provide customers with high-quality products" is the eternal pursuit of Demalong people.

1. The quality and performance can be guaranteed as original elements. 
2. Temperature Range -4° F~212° F
3. Seals: Nitrile seals, fluorocarbon seals for corrosive fluids. 
4. Collapse pressure rating 21bar-210bar (Hydraulic Liquid Filtration)
5. Filtering precision 3, 5, 10, 20 and 50 micron. 
6. Filter Medium: Glass fiber, filterpaper, stainless steel sinter fiber and stainless wire mesh. 
7. Fluid Compatibility Compatible with all petroleum oils, water glycols, oil/water emulsions, high water base fluids, and synthetic fluids compatible with Fluoro Rubber or EPR seals. 
Our filter elements are tested according to ISO 2943
Compatibility with hydraulic fluids ISO 3968
Flow characteristics ISO/DIS 3724
Flow fatigue characteristics ISO/DIS 4572
Filter performance test (Multi-pass test) ISO 2942
Proof of integrity and quality (Bubble point test) ISO 3723
Verification of the end cap stress ISO 2941
Collapse / burst pressure verification

OEM including what items?
 * Brand OEM.
 * Part number OEM.
 * Sizes & Structure OEM.
What's the material of our products?
 * National filter material:oil paper/fiber glass/stainless steel mesh/304 all steel mesh,
 * Imported filter material: Fiber glass imported from HV company of USA.Oil paper imported from South Korea and ect.
 * End caps material: Carbon steel & stainless steel & Aluminum & Machined.
What's is warranty:1 year?
 Our warranty is 1 year.it means in the correct installation and normal using condition,if our goods meet any quality questions,we will re-produce for you again for free.
Could I get some samples?
 We are honored to offer you samples.