Silica gel in packet is made by special purpose packaging machine with high grade silica gel and specialized packaging paper. Totally according to packing demand provided by customers, adopting raw material of desiccant, packaging material, packaging methods and specifications as customers’ requirements, as well as through productive technique and stringent inspection flow of our company, the product is proceed.
Main materials of silica-gel desiccant in packet are silica gel, which is a high-active absorber, belonging to amorphous substance, with high strength and unbreakable property, odorless and colorless, stable in chemical. Its chemical formula is mSiO2.nH2O, and major component is SiO2; after use, it can be disposed like sands, without causing environmental pollution. Silica gel is the only desiccant material in direct contact with food and drug approved by FDA (Food and Drug Administration). Convenient to use, silica-gel desiccant is widely applied to package of product of precise instrument, medicine, petrochemical engineering, food, apparel, leather, household appliances, digital electronics, etc., in order to prevent being affected with damp, mildewing or corrosion during shipment and storage.
Packaging specification: 0.5g, 1g, 2g, 3g, 5g, 10g, 20g, 30g, 50g, 100g, 250g, 1000g.
Kind of package: back sealing, three-side seal, four-side seal
Packaging material: heat sealing filter paper, composite paper, American Tyvek paper, Japanese reticulate paper, OPP plastic film, non-woven cloth, and cloth.