300# 73mm Diameter Tinplate Bottom Cover Antiacid Round Tinplate lid
300# 73mm diameter tinplate bottom cover
antiacid round tinplate cover
| Hook side | ≥3.07((mm) | moisture(%)≤4 | Conductivity 5(Ma) per piece, not exceeding 3(Ma) on average | Depth of disk | 0.60±0.10 | |||||
| 20%CuSO4 | After soaking in 20% copper sulfate for 3 minutes, there was no obvious rust | |||||||||
| Boiling detection | After high temperature sterilization at 121℃ for 30 minutes, the inner and outer coating film has no loss of light, no foaming, no wrinkling, no whitening. | |||||||||
| antiacid | After high temperature sterilization at 121℃ for 30 minutes, the inner coating film has no peeling, peeling, obvious corrosion and blistering. | |||||||||
| Resistance to sulfur | After high temperature sterilization at 121℃ for 60 minutes, the inner coating film has no peeling, peeling, obvious corrosion and blackening. | |||||||||
| inspection of appearance | No obvious scratches, leakage coating, no oil, clean and smooth, without loss of round, no obvious deformation; Good straightness when stacked. | |||||||||
PORT: ShangHai
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OUR COMPANY
Shanghai Quanjiang Industrial Co.,ltd is a large-scale enterprise integrating manufacturing and sales
( international export). Established in 2001. With an area of more than 40 000 square meters. It's
located in Shanghai,China, We has advanced production equipment, equipped with pushing
machine, press, large heat treatment furnace,chamfering machine,sawing machine,large
sandblasting machine and other key equipment and a variety of testing instruments
LID Production Process
HONOR CERTIFICATE
FAQ
Q:Can you send samples?
A:Of course, we can send samples to all parts of the world, our samples are free, but customers
need to bear the courier costs.
Q:What product information do I need to provide?
A:You need to provide the grade, width, thickness, coating and the number of tons you need to
purchase.
Q:What are the shipping ports?
A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can
choose other ports according to your needs.
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Q:What are the certifications for your products?
A:We have ISO 9001, SGS, EWC and other certifications.
Q:How long does your delivery time take?
A:In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely
large or special circumstances occur.
Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory. However, some of
the plants are not open to the public.
Q:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified
products will be destroyed.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.