Article List

• HIGHTOP GROUP WAS INVITED TO PARTICIPATE IN THE 2020 NORTH CHINA CROSS-BORDER E-COMMERCE SELLER OPERATION SHARING CONFERENCE

  The 2020 North China Cross-border E-commerce Seller Operation Sharing Conference hosted by the Qingdao Cross-border E-commerce Comprehensive Pilot Zone Service Center was grandly held at Haier Intercontinental. The all-day meeting attracted nearly 600 sellers from North China to gather together to d

  September 02, 2020
• The principle and function of polyurethane foaming machine

  Polyurethane foaming machine is the black material (isocyanate, also called crudeMDI) and white material (combined polyether) are fully mixed according to a certain ratio (the conventional ratio is 1:1) Combine the output, the two raw materials after the output react chemically, start to expand and

  July 17, 2020
• PRECAUTIONS AND EQUIPMENT REQUIREMENTS FOR SPRAYING POLYURETHANE RIGID FOAM IN COLD STORAGE

  Precautions and equipment requirements for spraying polyurethane rigid foam in cold storage

  July 30, 2020
• THE COLD SPRAY POLYUREA AND SPRAY GUN WERE SHIPPED TO FRANCE ON AUGUST 3

  The cold spray polyurea and spray gun were shipped to France on August 3, 2020

  August 05, 2020
• HOW TO DEAL WITH THE COMMON PROBLEMS OF POLYURETHANE FOAM SPRAY INSULATION

  During the polyurethane foaming process, the foam has shrinkage, crispness, too soft, heartburn, cracking, smoke and other problems. How to analyze the causes.During the polyurethane foaming process, affected by the construction conditions, foaming equipment, construction technology and ambient temp

  August 29, 2020
• SHANDONG HAITUO GROUP WAS INVITED TO VISIT THE HEADQUARTERS OF MADE IN CHINA

  As an excellent benchmark in the machinery industry of Made-in-China, on the afternoon of August 25th, Mike Jiang, the head of Shandong Hitop Group, led international trade managers May zhou and Amy Bu to visit the headquarters of Made-in-China.The visiting group first listened to a special report f

  August 31, 2020
• COMMON FAULT ANALYSIS OF POLYUREA SPRAYING MACHINE AND POLYURETHANE SPRAYING EQUIPMENT

  1. Feed pump failure1. The lift pump does not workThe oil cup is too tight to lock the lifting shaftThe crystals on the lifting shaft jam the lifting pump, making the lifting pump unable to workThe rubber of the reversing rubber cover falls off, and the "O" seal is not tightly sealed, making the lif

  August 26, 2020
• POLYURETHANE MATERIAL FOR TOP CAR MATERIALS

  Polyurethane material for top car materialsAccording to the latest statistics, as of August 2015, the domestic production capacity of polyurethane raw material MDI (diphenylmethane diisocyanate) has soared to 3.02 million tons per year. The consumption of polyurethane materials for automobiles is in

  August 24, 2020
• WHAT IS THE MAIN PURPOSE OF THE POLYURETHANE FOAMING MACHINE? HOW TO CHOOSE THE RIGHT ONE?

  It doesn't matter if you don't know the purpose of polyurethane foam. Its use is a bit wide, not single.What are the uses of polyurethane foam?1. High efficiency and energy saving. After filling the gaps, there will be no gaps left, which is firm and has a strong bonding force. The work can be compl

  August 18, 2020
• WHY POLYURETHANE INSULATION MATERIALS HAVE ATTRACTED MUCH ATTENTION FROM THE MARKET?

  At present, the total global output of polyurethane has exceeded 10 million tons per year, with an average annual growth rate of 4.4% in production capacity and an average annual growth rate of 3.4% in consumption. As the largest production base and consumer market in the polyurethane industry in As

  August 12, 2020