Therefore, when determining whether water purifier materials are reliable, you cannot simply look at the words “304 stainless steel” in product advertising. You should pay more attention to what kind of 304 stainless steel is actually being used, whether there is a material report, whether incoming inspection is conducted, and whether the factory has a complete raw material management system. When choosing a water purifier, if you want to judge product quality based on water purifier materials, raw materials are the first threshold.<\/p>\n\n\n\n Water purifier materials also include stainless steel cylinders, pipelines, and other components that come into contact with water. International major brands usually have their own complete quality standards and quality inspection processes. Even if the products are not manufactured directly by the brand, they must still pass the audit and quality control of the OEM factory to ensure that the final products meet the requirements.<\/p>\n\n\n\n Take a stainless steel cylinder as an example. If the standard requires a certain thickness, it must meet that thickness, rather than making the stainless steel cylinder a few millimeters thinner to reduce costs because consumers may feel that there is “not much difference” during use, while saving some costs in terms of water purifier materials and processing.<\/p>\n\n\n\n This is also why global first-line brands do not only look at processing prices when choosing OEM factories, but also inspect the factories themselves. Even if some factories offer lower processing costs, global first-line brands still choose Chengrong. This is because the stability of water purifier materials must be built on standardized production management, processing technology, and quality inspection. In the pipeline ultrafiltration field, it is extremely difficult to find another factory with more standardized management than Chengrong. There are almost none.<\/p>\n\n\n\n Water purifier materials cannot be judged only by the stainless steel housing. One of the core components that truly determines water purification performance and service life is the filter element. International major brands require filter elements to comply with NSF standards<\/strong>.<\/p>\n\n\n\n Chengrong’s ultrafiltration membrane has been tested by SGS and complies with NSF standards, and all of the filter elements we submitted for testing passed SGS testing in a single attempt. For water purifier materials, the material standards, production processes, and test results of the filter element itself are all important bases for judging product quality.<\/p>\n\n\n\n Therefore, when choosing a water purifier, you cannot only focus on what material the water purifier housing is made of. You also need to pay close attention to what material the filter element is made of, whether it complies with relevant standards, whether it has undergone third-party testing, and how the filter element performs during long-term use. Truly high-quality water purifier materials form a complete quality system from the housing and pipelines to the filter element.<\/p>\n\n\n\n In addition to complying with NSF standards, the actual performance of the filter element is equally important. Chengrong’s ultrafiltration membrane has almost no competitors in China in terms of toughness, strength, and resistance to fouling and clogging<\/strong>.<\/p>\n\n\n\n Previously, a brand required Chengrong’s ultrafiltration membrane to pass a 200-ton water<\/strong> test, with the attenuation rate required to be no more than 30%~40%<\/strong>. Ultimately, the flow attenuation of Chengrong’s ultrafiltration membrane was only 7%~15%<\/strong>.<\/p>\n\n\n\n This data directly demonstrates the relationship between water purifier materials and filter element performance. Filter element materials must not only meet standards, but also maintain stable flow and resistance to fouling and clogging during long-term water filtration. Chengrong’s ultrafiltration membrane, with only 7%~15% flow attenuation, has even gained recognition for product quality from global first-line brands.<\/p>\n\n\n\n Therefore, if you truly care about water purifier materials, you cannot only look at labels such as “304 stainless steel,” “food grade,” and “NSF.” You also need to further examine material testing, filter element performance, actual test data, and long-term stability.<\/p>\n\n\n\n For now, let’s talk about just three points: raw materials, cylinders, and filter elements<\/strong>. However, what truly determines the quality of water purifier materials is not just the materials themselves, but also the equipment, processes, technology, and management behind those materials.<\/p>\n\n\n\n High-quality water purifiers require equipment, processes, technology, and management as the underlying guarantees. Every improvement in water purifier materials requires at least three times the cost. Therefore, if you want truly good water purifier materials and product quality, you must have a price level that corresponds to that quality.<\/p>\n\n\n\n So-called “cost performance,” if it is achieved simply by lowering water purifier material standards, reducing material usage, and cutting production costs, does not necessarily mean true value for money. What consumers should really focus on is whether, under the same water purifier material standards, the product can achieve stability, durability, safety, and long-term reliability.<\/p>\n\n\n\n If you are buying a water purifier and what you want is value for money, not just a low price<\/strong>, then ChengrongTimes ultrafiltration water purifiers are worth considering.<\/p>\n\n\n\n Whether for whole-house water purification or kitchen drinking water, ChengrongTimes places water purifier materials and product quality in an important position. Chengrong Ultrafiltration Factory is among the top three in the pipeline ultrafiltration industry<\/strong> and is also one of the industry’s few full-supply-chain ultrafiltration factories<\/strong>.<\/p>\n\n\n\n The core reason why multiple global first-line brands choose Chengrong Ultrafiltration is that Chengrong’s factory management, product quality, and service are reliable enough<\/strong>. Especially in places consumers cannot see, from water purifier material raw materials to production processing, filter element performance, and quality inspection, nothing is treated casually.<\/p>\n\n\n\n No rust for ten years<\/strong> ChengrongTimes water purifiers maintain quality from raw materials to production processes, from water purifier materials to filter element performance, and from product testing to after-sales service, insisting on implementing quality in every detail.<\/p>\n\n\n\n ChengrongTimes water purifier materials: Never cut corners.<\/strong> Water purifier materials directly determine the durability, safety, and long-term user experience of a water purifier. Truly good water purifier materials are not just about whether the product housing looks attractive. More importantly, they depend on whether the raw materials, pipelines, cylinders, filter elements, and production processes meet the required standards. ChengrongTimes water purifiers maintain […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1034","post","type-post","status-publish","format-standard","hentry","category-factory-diary"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t![\"\"](\"http:\/\/www.chengrongtimes.com\/wp-content\/uploads\/2026\/08\/ChengrongTimes-1-1024x434.png\")
<\/figure>\n\n\n\nWater Purifier Materials Are Not Just About Materials: Cylinder Thickness Also Determines Product Quality<\/h2>\n\n\n\n
One of the Cores of Water Purifier Materials: Filter Elements Must Meet Standards<\/h2>\n\n\n\n
Water Purifier Materials Also Depend on Filter Element Performance: Only 7%~15% Flow Attenuation After 200 Tons of Water<\/h2>\n\n\n\n
Good Water Purifier Materials Require Equipment, Processes, Technology, and Management<\/h2>\n\n\n\n
ChengrongTimes Water Purifier Materials: Quality Control Starts Where Consumers Cannot See<\/h2>\n\n\n\n
Chengrong Ultrafiltration, Customers Have Never Had Any Concerns<\/h2>\n\n\n\n
No water leakage for ten years<\/strong>
After-sales service for ten years<\/strong><\/p>\n\n\n\n
ChengrongTimes water purifiers: Never compromise on quality.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"