Process: sweet potato (potato) starch → sand removal → bleaching → and powder → extrusion gelatinization → condensation → pine wire → dry molding → additional seasoning → packaged finished product

Operation points:

1 Starch treatment: use high-quality sweet potato (potato) starch, soaked in water. The sand and gravel were removed by a sand removing machine, passed through a 120 mesh screen, and the coarse residue was filtered off. The acid slurry was added at 30% of the dry starch amount, thoroughly stirred, decolorized for 6-8 hours, and rinsed 3 times with water.

2 and powder: Pour the processed sweet potato (potato) and corn starch into the powder machine in a certain proportion, add a little vegetable oil and sodium alginate, stir for 8-12 minutes to ensure the powder is dry and moderate.

3 extrusion gelatinization: the good powder group is directly poured into a single screw extruder, formed by a φ0.8mm sieve plate, and the water bath temperature is 95 ° C. The process is essentially the gelatinization of starch, also known as molding. Fans use a blower to cool down.

4 Condensation, pine: gelatinized fans condense at room temperature for 4-5 hours, or frozen in a cold storage for 2-3 hours, the library temperature is -4 ° C, and then loosened with silk.

5 Drying and packaging: After the fans are loose, drain the water, quantitatively load the tray, dry it with hot air through the dryer, and dry at 65-75 °C to about 12% water content, then add seasoning, cover, automatic Shrink packaging is the finished product.

Tooling Coat

Hongxing Factory
Dongying Hongxing is located at Dongying City, Shandong Province China since 1995.
We have 30 categories of products, including Covid-19 products, frock, protection shoes, safety belt, Special gloves.

Our main customer in China is Sinopec, Petro China, Energy company, steel company and Tabacco Company in other countires. Our factory have 500workers and 22 technical employees and invest thirty eight million dollars .
FAQ
1. What are your main products ?- Safety shoes
- Protective helmet
- Work clothes
- Safety cloves
- Protective equipment and masks
2. Can you offer OEM ?
Our company accep OEM service , if you need, please inform us of your specific requirements
3. What's your mode of transportation ?
By sea, By air, By train, By truck, as your request. We also do a good job to deliver goods to your destination.
4. What's your payment terms ?
T/T, L/C, Paypal..... If you need to pay via other ways, please negotiate with us.
5. Can you offer sample ?
Yes, we can offer samples to help you check type and quality.
6. Are you manufacturer or trader ?
We have own factory in Donying city, Shandong province, welcom to visit our factory !

Tooling Coat,Dustproof White Coat,Anti Static Overalls,Dust Proof Overalls

Dongying Hong Xing Labor Protection Products Co.,Ltd. , https://www.hongxinglabor.com