FAQ

Compared with the traditional iron pipes, galvanized steel pipes, cement pipes and more, PPR pipes are energy-saving, environmentally friendly, and lightweight with high strength performance and outstanding corrosion resistance. Hence, it’s widely used in water supply in residential, municipal, industrial and agricultural fields. What are the advantages of the PPR Plumbing System? The biggest advantage of the PPR Plumbing System is…

How to pack boxes for shipping is a problem that many people face.  It is necessary not only to load all the goods, but also to control the weight within a reasonable range. Show us how we load the cabinets and arrange the goods in an orderly manner when there are pipe fittings. As you…

In the normal usage of PPR pipes, issues such as pipe cracking, leakage, seepage, and changes in water flow often arise. For the pipes themselves, three parts depend on the quality of the pipes, and seven parts depend on the construction of the pipes. These problems can be particularly troublesome for users. Analysis of Reasons…

Welding is a crucial step in the installation of PPR pipes. To ensure a high-quality connection, pay careful attention to the following key steps: Ensure that the welding device is equipped with the necessary welding tools. The welding sleeve and core rod should have a polytetrafluoroethylene coating to prevent damage to the PTFE layer. During…

On a sunny weekend in 2023, the Welping Machinery foreign trade team embarked on an exciting outdoor adventure, fostering camaraderie and team spirit among its 18 dedicated members. The team-building event proved to be a memorable experience, laying the foundation for a successful and collaborative journey into the promising year of 2024. The diverse range…

Introduction: In the realm of plumbing, the choice of piping material plays a pivotal role in determining the efficiency and longevity of the system. Polypropylene Random Copolymer (PPR) and Polyvinyl Chloride (PVC) pipes are two prominent contenders in the market. This article aims to explore and compare these materials, shedding light on the distinctive advantages…

From November 23rd to 25th, our company participated in the prestigious China (Indonesia) Trade Fair held at the Jakarta International Expo. This three-day event, hosted in Halls B1-B3, C1-C3, A1-A3, and D1-D2, within the Trade Mart Building (Gedung Pusat Niaga) Arena JIEXPO Kemayoran, Central Jakarta, has proven to be a remarkable success. The China (Indonesia)…

Working principle of electrofusion fittings Electrofusion fittings are applied to pipe or fittings by using a heat fusion welder to heat a resistance wire embedded in the inner surface of the fittings, generating heat energy, melting the inner surface of the fittings and the outer surface of the pipe with which they are socketed, and…

PPR (Polypropylene Random Copolymer) water pipes have gained popularity in recent years for their unique characteristics, making them an excellent choice for home water supply systems. These pipes offer distinct advantages, primarily due to their composition, which consists solely of hydrogen and oxygen atoms without harmful substances. In this paper, we will explore the benefits…

2023 Welping Machinery is celebrating the momentous occasion of the company’s 17th anniversary.Since our founding in 2006, we have been dedicated to the research, development, production, and sales of electrofusion fittings and PPR pipe fittings made of polyethylene (PE), and have become one of the leading companies in the industry.Over the past 17 years, Welping…

“Welping PP-R” is a pipeline material manufactured without heavy metals and toxic chemicals. Its raw materials are imported from Northern Europe and conform to the relevant usage standards. It is considered the safest choice for potable water systems, including applications in food and beverage processing as well as residential water piping systems. In the past,…

Pipelines can be primarily categorized into three main groups. The first category comprises various pipes with different diameters, the second category includes gas pipelines, and the third category consists of wire protection pipes of various sizes. Among these three types of pipelines, water pipes are relatively more crucial, as they directly impact the residents’ future…