The company produces insulation bags, vacuum bag, aluminum foil bags, inflatable bags, shopping bags, shaped bags, woven bags, food bags, stand-up pouches, nozzle bags, bedding bags, garment bags, children's bags, thermal underwear, heavy package bags, valve bags, slip bags, cosmetic bags, zipper bags, ziplock bag, gift bags, industrial packaging bags and other plastic bags. Milky white film Henan heavy bag manufacturers, translucent (several stacked observation is particularly evident), feels relatively smooth, as if painted on the surface layer of wax, hard shake, the sound crisp, fire flammable, yellow flame burning When mucus dripping, and the smell of burning candles. PVC film (generally toxic) If you do not add pigment, is transparent, the surface feels somewhat sticky, hard shake, low voice, easy to burn a fire, that is, away from the flame extinguished, the flame was green. The company produces insulation bags, vacuum bag, aluminum foil bags, inflatable bags, shopping bags, shaped bags, woven bags, food bags, stand-up pouches, nozzle bags, bedding bags, garment bags, children's bags, thermal underwear, heavy package bags, valve bags, slip bags, cosmetic bags, zipper bags, ziplock bag, gift bags, industrial packaging bags and other plastic bags. A production process, and printing documents to determine Size: About vest bag specifications, similar, non-uniform specifications can be customized according to customer requirements. General specifications such as: 20 * 32cm, 25 * 40cm heavy bag manufacturers in Jiangsu, 30 * 48cm, 35 * 55cm. Standards based on the thickness of the plastic bag so that a monolayer of not less than 0.025mm. According to the document printed sample, or the customer to design a good manufacturer will also allow manufacturers took the design. 2, carried out according to the order quantity blown film, blown film refers to the plastic particles were heat-melted, extruded through an extruder, and then blown by a blower of a plastic plastic film processing technology. Plastic vest bags made of high density polyethylene (HDPE, also known as the low-pressure feed) as raw materials. 3, plastic bags printed vest is generally relatively simple Shanxi heavy bag manufacturers, the color is not complicated, simple and concise. 4, and then followed by sealing and cutting. 5, sealing material is printed volumes were sealed and hollowed out, is the final step in forming the vest pocket. 6, forming - packaging - shipping. Shen Hai packaging (Figure), Jilin heavy bag manufacturers, heavy duty bags provided by Xiongxianshenhai packaging color Limited. Xiongxianshenhai packaging color Limited (www.shenhai6688.com) (www.shenhai6688.com) adhere to the "people-oriented" business philosophy, has a professional staff, and strive to provide the best products and services to contribute to the community, and Welcome to the new and old customers to visit and sincere cooperation for a better future. Shen Hai Packaging - your trusted friend, Company Address: Hebei Baoding City Industrial Park Xiong packaging, Contact: Zhang Zhiwei.