Plastic self-sealing bag could be classify to two types, such as PE and PP material made, with sticky bar ; And PVC material made, resealable ziplock bag. Silstar Machinery’s self-sealing bag making machine mainly produce disposal self-sealing bags with sticky bar.
Self-sealing bag making machines are usually applied in the production of express bag, garment bag, baken food bag, and gift bag. It is quite different from how the normal plastic bag being produced. Self-sealing bag’s film need to be slitted on the side, then paste the sticky bar, and finally make it to be plastic bag.

Compared to garbage bag and food packing bag, self-sealing bag. Though the machine update speed is not very fast, Silstar Machinery are experienced in manufacturing self-sealing bag making machine.

Shopping bag are usually plastic t-shirt bags or die cut bags. Because of it has handles, and easy to buy and carry, it is widely used in supermarkets, shopping malls etcetera.
T-shirt bag are classify to single t-shirt bag and t-shirt bag on roll. Single t-shirt bag can be made to very big size and thickness, so that could contian lots of goods. While t-shirt bag on roll and die cut bag are generally used to pack small articles which are not valuable. Generally, t-shirt bag on roll has paper cores indise, it can be put on the shaft, and people can tear the bag off when need. 
As t-shirt bag are used very often and caused serious pollution problems when disposed after using. Some contries in Mid-east and South Asia have issued severely plastic bag ban, which forced plastic bag maker to find alternative bag making machines, which can use bio-degradable materials. And Silstar Machinery developped bio-degradable t-shirt bag making machines promptly, and were being well acknowledged and reputations. 

T-shirt bag on roll making machines are one of the best selling machines amoung the products of Silstar Machinery. Machines are designed compact but speed can reach at 300 pieces bag per minute, and prices are good. The most important thing is that it can be able to add the auto change roll system, it is really good choice for plastic bag maker who want to save the labour cost.

Besides using PE to make regular plastic bags, we also can use it to make varity types of plastic film products. Such as plastic glove, plastic apron, ice cube bag, air cushion bag(reduce vibration in parcel), and the four fold bag specialized for donational bags.

As Silstar Machinery has devoted to manufacturing plastic bag making equipment for many years, it gained great number of customers. To solve customers’ various kinds of needs, it developed many speical machines like plastic glove machine, plastic apron machine, ice cube bag machine, air cushion bag machine and donation bag machine etcetera. 
According to feedback from customers, and technology innovation, after have updated through generations, finnaly become the machine with novel technologies and stable performance.

The thick heavy duty bag is always have big size, with single flat bottom. Generally, it is used to contain high volumn and heavy goods, requires high strength. So it is usually made of LDPE, film thickness is more than 20micron, like construction garbage bag, garment fabric packing bag.
However, some big size bag is made of HDPE, because it not requires high strength, but just used as a cover or protecting film. Such as bags for furniture dust protection, hanger bag, sanitation garbage bag.

Plastic garbage bag were widely applied in daily life, generally using the raw material of HDPE and LDPE. Star seal garbage bags on roll are usually the main shape for household using. However, in some situation, single flat bottom garbage bags are being more used, like sanitation garbage bag, construction garbage bag etcetera.
With the environmental requirments getting strickly, people are preferring to use plastic garbage bags and produce bag which made of bio-degradable materials.
While garbage bags can be classified by shape to four types, including star seal bag on roll, draw string bag on roll, double fold bag and single flat bottom bag. 
And also star seal bag could be classify to flat edge bag, t-shirt bag and S type bag. 

Star seal bag on roll making machines are the most competitive machine which being concentrated the lastest technology of Silstar Machinery.
Silstar Machinery’s star seal bag making machine almost took up the market share over 70%, in the oversea markets like southeast Asia, especially in Vietnam. While in the demostic market, it is also a well known brand and receives good reputations.
Compared to other manufacturers’ design, the sealing and perforating procedures of Silstar Machinery’s high speed star seal bag on roll making machine were well reformed to avoid the distortion problem caused by the excessive tension.
It’s automatic rewinding system was being designed to double line and could work, turn-up, change rolls seperately. Due to this design, one line could keeps working without any disturbance even if film snapped or roll changing.
Meanwhile, this design is very useful for plastic bag maker who want produce different material, size and roll number on two lines. Generally, this design improves productivity and machine utilization.

Food packing bags are usually called plastic produce bag, which are mostly made from PE material, with core and on roll styles, and mainly used to pack all kinds of foods. It is widely used in the supermarket, grocery store for fruits, vegetables, fresh meet, and bulk snacks. Of course, it is also used for food packing and food preservation in fridge at home.
Besides, there is another food packing bag made of PP material, requires high transparency. It is generally used to contain bread, baken food, candy and other small gifts.
Nowdays, with the food packing bag made of bio-degradable material are getting more and more popular, Silstar Machinery’ food packing bag making machine are all be optimized to make bio-degradable food packing bag.

Silstar Machinery has been provided great amount of plastic bag maker with high quality plastic produce bag making machines continuously for years. These machines which made in different years are all performed well and running stably. And they helped plastic bag makers getting numerous of purchase orders from their big local  household company year by year.
Compared to other manufacturers’ design, the sealing and perforating procedures of Silstar Machinery’s high speed star seal bag on roll making machine were well reformed to avoid the distortion problem caused by the excessive tension.
It’s automatic rewinding system was being designed to double line and could work, turn-up, change rolls seperately. Due to this design, one line could keeps working without any disturbance even if film snapped or roll changing.
Meanwhile, this design is very useful for plastic bag maker who want produce different material, size and roll number on two lines. Generally, this design improves productivity and machine utilization.