Precautions for production of cosmetics plastic packaging bottle
Precautions for production of cosmetics plastic packaging bottle
Plastic packaging bottle is a standard configuration for producing cosmetics. The skin care bottles we see in the market are mainly plastic and glass. Plastic materials are diverse, rich in shape, and widely used in the cosmetics industry. In skin care products such as cream bottle, emulsion bottle, flavors, liquid bottle, etc. As a novice buyer, how to find items in the vast plastic sea, and how to effectively identify the different characteristics of the plastic bottle of the shape of the bottle is a problem.
In the cosmetics industry, based on plastic materials such as acrylic, PET, PCTG, PETG, AS, PP, PE and other plastic materials, it is made of packaging containers for costume cream, lotion, liquid, and other contents. We collectively referred to For plastic bottle. According to the nature of its content, the industry also has emulsion, perfume bottle, cream bottle, aroma bottle, carbon powder bottle, washing bottle, etc.
1. molding process
Injecting bottle: PP, PETG, acrylic and ABS materials commonly used in cream bottle. Cream bottle, lid, plug, cushion, pump head and dust cover are mainly injected into forming. For example, due to poor chemical resistance, acrylic bottle cannot be directly filled with ointment. It requires an internal barrier. The filling is not easy to be too full, and the ointment cannot prevent the ointment from entering the lining and acrylic bottle. Among them, the packaging requirements are relatively high, because it looks particularly obvious after scraping, high permeability, and the upper wall is particularly thick, but the price is quite expensive.
Blowing plastic bottle: Two -step forming, injecting the tube blank, blowing the finished product formed, and the main material as PET. It is characterized by bumps at the bottom of the bottle. It's brighter in the light. Essence bottle or emulsion bottle, carbon powder bottle, washing bottle and other bottles are usually made of blowing.
Blow bottle: The material is mainly PP or PE. Blind bottle blowing is a process of combining blowing and blowing plastic. Only one mold. It is characterized by a bonding line at the bottom of the bottle.
2. Surface treatment
In order to effectively display the contents, the bottle body is often injected with solid color, transparent natural color and translucent. The acrylic bottle wall is sprayed with multi -purpose spray, which can refract the light and the effect is good. The surface of the packaging materials such as bottles and pump heads is often used. Reflects the personalization of the product.
3. Graphic printing
Plastic bottles and supporting bottle caps are often used in wire printing, transparent printing, bleeding, hot printing, hot transfer, water transfer, water transfer and other processes.
Introduction and production precautions for cosmetics plastic packaging bottle
4. Bottle type
According to materials: acrylic, PET, PCTG, PETG, AS, etc.
Divided by shape: round, square, pentagon, ovate, spherical, gourd, etc.
Based on the use: Lotion bottle, perfume bottle, cream bottle, aroma bottle, ink powder bottle, washing bottle, etc.
Divided by structure: single -layer bottle, double -layer bottle, vacuum bottle, etc.
According to crafts: injection bottle, blowing plastic bottle, blowing plastic bottle, etc.
Conventional weight: 10g, 15g, 20g, 25g, 30g, 35g, 40g, 45g
Conventional capacity: 5ml, 10ml, 15ml, 20ml, 30ml, 50ml, 75ml, 100ml, 150ml, 200ml, 250ml, 300ml, 300ml, 300ml, 300ml
5. Bottle caliber
The diameter of the common bottle is 18/410, 18/415, 20/410, 20/415, 24/410, 28/415, 28/410, 28/415
6. Bottle cap
Plastic bottles are mainly equipped with bottle caps, pump heads, nozzles, etc. Most of the PP cover is made of PP materials, but also has PS, ABC and acrylic materials. It is mainly divided into cover, flip, flip and spiral cover. The bottle cap is usually equipped with internal cushions, lids and internal plugs, and rarely equipped with spoon or dropper. This is mainly due to its sealing and ease of use.