Materials for plastic packaging bottles typically include PP, PE, PET, HDPE, and acrylic.

2. One-step production process of PET bottle manufacturing: polyester raw material - drying - plasticization - parison injection molding - temperature adjustment - stretching blow molding - demolding - inspection - finished product.

3. Plastic Product Costs: Plastic Weight, Molding Costs, Auxiliary Material Electricity, Labor Costs.

4. The teeth refer to the size of the bottle opening. Common teeth sizes include: 18 teeth, 20 teeth, 24 teeth, 28 teeth, and 32 teeth. Wide-mouth sizes range from 47 teeth, 53 teeth, 68 teeth, to 89 teeth. The teeth sizes specified by manufacturers are typically about 0.3-0.5mm larger than the actual measured diameter.

Sniff it to determine if it's PET; burn it with a lighter, pure PET plastic will emit a pleasant smell, whereas if the PET plastic contains other ingredients, the smell will be very pungent.

6. Common printing techniques for PET packaging bottles include silk screen printing, labeling, laser engraving, hot stamping, and gold foil stamping.

7. If using the manufacturer's existing public mold, the price will be lower; for a custom mold, a mold-making fee is required.