For the oil injection of plastic products, we should not be very familiar with it. Today, the oil injection factory will tell you about the oil injection processing process and operational precautions. Knowing these knowledge points, I believe that we will be more smooth when we give plastic products oil injection.
A brief introduction of oil injection processing technology and process
There are many different kinds of the injection process and cutting process complex points: spray paint, spray paint of paint spray times, secondary three phases, the technological process is as follows: processing site clean, dust-free workshop, best to cut well ventilated, guard against fire and other hazards, and will need to dry before processing surface spraying and dust removal can be carried out.
Spray primer
1. Grinding
2. In addition to dust
Spray paint again
1. Grinding
2. In addition to dust
Secondary spray paint
1. Grinding
2. In addition to dust
Two, oil injection processing operation sequence
1. When entering the oil injection processing room, employees must wear special work clothes and dustproof and respirator masks. Check whether the equipment is normal before oil injection processing operation, and enter the working state after testing.
2. Check whether other colors of paint remain in the spray gun and oil spraying processing room, and clean it to avoid color pollution. Seal the lid of the oil drum to prevent evaporation.
3. Adjust the furnace temperature: 150-165 degrees; Line speed: 25-45rpm(4-6 m/min); DISK parameters: viscosity of 11-12 seconds; Atomization pressure 3.5-4.5kg; Paint output 10-15; Electrostatic voltage 40-90kv2.5 When the furnace temperature reaches 150 degrees, start DISK to start spraying.
4. Spray the rear electrostatic gun evenly from the right - front - left side. After the air gun sprays from the front from bottom to top uniform spray. 2.8 Check to remove defective products and clean them with water.
Three, oil injection processing matters need attention the first test should be compared with the sample, after baking must be tested related properties (3M adhesive test, 1 kg force 40 times alcohol test, etc.). In order to avoid insufficient baking temperature or time affecting adhesion.
The above tells us so much about the oil injection processing process and operational considerations, I hope to help you!
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