Plastic Mould Factory of Best Selling Product24
Short Description:
JS MOULD Mold.a factory specialized in mould making and plastic moulding,was found in China in 2011. over the past years,we’ve been providing varied moulds and injection molded parts for our customers in high quality and short time.Our unique expertise in complex and highly technical…
over the past years,we’ve been providing varied moulds and injection molded parts for
our customers in high quality and short time.Our unique expertise in complex and highly technical tooling&molding programes brought us a very good reputation among our costomer.Currently our major products include aerospace parts,medical parts,auto parts,home appliances components,Electronic Parts,etc.
With in-house product development,engineering,tooling,plastic molding and secondary processing such like pad printing,painting etc.,JS MOULD has a variety of services for your needs,With the services we have available,we have the capabilities to take your product from conception to completion.
JS MOULD earned its ISO certificantion (ISO 9001:2015)
which really certified as well as improved the company’s quality management,we welcome quality audits of customers
The base character of PPSU :
The polyphenylene sulfone resins （CAS Reg. No. 31833-61-1） identified in paragraph （a） of this section may be safely used as articles or components of articles intended for repeated use in contact with food, subject to the provisions of this section.
（a） Identity. For the purpose of this section, polyphenylene sulfone resins consist of basic resin produced by reacting polyphenylene sulfide with peracetic acid such that the finished resins meet the specifications set forth in paragraph （c） of this section. The polyphenylene sulfide used to manufacture polyphenylene sulfone is prepared by the reaction of sodium sulfide and p -dichlorobenzene, and has a minimum weight average molecular weight of 5,000 Daltons.
（b） Optional adjuvant substances. The basic polyphenylene sulfone resins identified in paragraph （a） of this section may contain optional adjuvant substances required in the production of such basic resins. These optional adjuvant substances may include substances permitted for such use by regulations in parts 170 through 189 of this chapter, substances generally recognized as safe in food, or substances used in accordance with a prior sanction or approval.
