PVC foam board is one of the more difficult PVC crafts, because it is foam crafts, it is easy to appear such problems, and because of the heavy abrasive, large amount of material, not easy to adjust, sweating, heavy heart. When you are learning and training, the national foam board is not as extensive as it is now, the online network does not have so much foam board expertise and excellent talents,The following Hangzhou Gege Mirrors Co., LTD PVC foam board manufacturers first talk about the actual operation procedures of PVC skin foam board.The equipment mold should be clean, smooth and installed. The pressure of the oil pipe at the mouth of the mold is generally adjusted to 1.2-1.5mm, the pressure of the middle oil pipe is slightly smaller, and the pressure of the oil pipe on both sides is slightly larger. Check the water and land power supply circuit air supply is normal, and adjust. Power on the chassis and set each temperature. After the material is discharged from the die lip, adjust the feed and server speed ratio to gradually reach the preset value.
Wait for the material to fill the grinding tool symmetrically and discharge from the die mouth. In addition, the water-cooled formwork and traction roller are slowly raised and the forming control module is placed to prepare the traction rope. After the material is melted and symmetrical, pull the material into the water cooling template with a traction rope, while cooling the material with either cooling circulating water or air compression water, move the molding table forward to the tight mold lip until the material flow is symmetrical and observe the foam condition. Close, produce and manufacture, and clean with self-equipped materials. With reference to secret PVC100, lead salt compound stabilizer 4.0, light calcium 50, external lubricant 2-4, remove equipment, disassemble abrasive tools, prepare for production and application, and remove concomitant core materials.
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