LianJiang Metals Company

  Have you ever thought about the history of   iron casting ? When did the ancients begin to dream of making objects out of molten metal? Even the best historians, archaeologists, and scientists may never really know. But maybe that's why history is so fascinating. The world-first batch of castings Some historians believe that cast iron dates back as far as 6000 BC in ancient China, while others believe that only copper and bronze castings were produced at this time. However, the evidence provided by archaeologists contradicts both views. One of the earliest examples of castings found by archaeologists in what was then called Mesopotamia was the copper frog dating back to 3200 BC. Although iron and other metals had been discovered, it was not until centuries later that they were melted down and poured into molds, such as a casting. Archaeologists believe that iron was discovered by the Hittites in ancient Egypt between 5000 and 3000 BC. During this time, they used hammers or h...

  Aluminum Casting Fence Is The Best Option For Durable Border Protection Strengthen your property lines with sturdy  aluminum casting fences . These fences are virtually indestructible and highly customizable. Install fences that look good, are safe, and will last for generations. Pests, weather, and wear are beyond the reach of aluminum casting fences If you give priority to strength and life, then a carefully crafted aluminum casting fence is your best choice. Although aluminum casting fence is a lighter material, it still has the strength of a wrought-iron fence. They are cheaper than barbed wire, but they last. The weather can't disturb it, the wind can't move it, the pests can't eat it, so there's no need to re-fence it after ten years. High-quality aluminum casting fences are made with protective powder paint, making the metal fences almost indestructible. No matter how much rain or flooding your house gets, it won't rust or corrode. Aluminum casting fence is...

  How To Correctly Identify The Pros And Cons Of Cast Aluminum Doors(2) And main hardware accessories such as door hinges and sealing strips. The main hardware accessories of  cast aluminum gates  are hinges, locks, and sealing strips. Except for the locks that can be selected by the customer, the other two are made by the manufacturer. Due to the heavyweight of the cast aluminum door, the quality of the hinges directly affects the function and service life of the door. The sealing strip plays a vital role in the sound insulation, heat preservation, and safety of the door. The best sealing strip is EPDM (EPDM) which is the same material as that used in automobiles. This sealing strip is soft, delicate, Good elasticity, no cracks, long service life. If the sealing strip is relatively rough, rough, and feels bad, it is easy to deform, poor elasticity, and cracks, which greatly affects its sealing and safety. The second trick: touch Touch the finish of the facade and the har...