Storage Method Of Desulfurization Paste

SMT Storage Of Solder Paste - Tutorialsweb.Com

SMT: Storage Of Solder Paste & Solderability. 4. Storage of solder paste. Solder paste is shipped in jars ranging from 150 grams to 2 kilograms in size, in cartridges of 400 ml to 1.5 kilograms and in syringes of 10 to 100 grams. Storing the paste in a cold, dry area is beneficial.

Get Price

General Information on Solder Paste - smm.lt

General Information on Solder Paste 1. Type of solder paste There are various different types of solder paste available today. These products are generally categorised in the following manner by the type of flux medium contained in the paste. Water soluble solder paste has to be cleaned with pure de-ionised water. Since Koki no-clean solder pastes,

Get Price

Storage stability of tomato paste as influenced by oil

Generally, tomato paste in AF retained higher quality after 8 weeks of storage as compared to samples stored in LDP and PC. Also, NOC samples were more prone to spoilage than WOC. These findings can be applied for better preservation of tomato paste in rural communities where there is no electricity for cold storage.

Get Price

EP2333895A1 - Method for desulphurization of

The paste desulphurizing stage of the method according to the invention is carried out in an aqueous solution of a defined amine or of a mixture of polyamines, wherein the said solution is

Get Price

RHEOLOGY OF SOLDER PASTE: SHELF LIFE STUDY

Key words: Solder paste, flux, rheology, shelf life, . INTRODUCTION . Most of the solder paste products require low temperature storage between 4 ˚C and 10 ˚C with the shelf life of 6-12 months. The shelf life of solder paste products will vary based on the chemistry composition of the paste flux. Since

Get Price

Handbook of refinery desulfurization - SlideShare

25-05-2017· Desulfurization would offer producers the opportunity to economically upgrade their resources. The sulfur content of petroleum varies from 0.05% to 14% wt. but generally falls in the range of 1–4% wt. Petroleum having 1% wt. sulfur is referred to as low-sulfur, and that having 1% wt. sulfur is referred to as high-sulfur.

Get Price

Operation process and storage method of pickling

Storage method of pickling passivation paste for stainless steel: Product specifications: environmentally friendly barrel, 30kg / barrel. 2, product storage and transportation: stored in a clean, cool, dry warehouse, avoid direct sunlight. 3. The shelf life of the product at room temperature is two years.

Get Price

Method for desulfurization of an NOx storage

A method for the desulfurization of an NO x storage catalyst arranged in an exhaust system of an internal combustion engine, whereby, for the desulfurization, the internal combustion engine is alternatingly operated in a lean mode at λ>1 and a rich mode at λ<1. During the desulfurization process, the present invention provides for the progress of the desulfurization being monitored, using a

Get Price

Method for desulphurization of battery paste -

Method for desulphurization of battery paste . European Patent EP2333895 The paste desulphurizing stage of the method according to the invention is carried out in an aqueous solution of a defined amine or of a mixture of polyamines, Improved method for the recovery of lead from exhausted lead acid storage batteries:

Get Price

DISPELLING THE BLACK MAGIC OF SOLDER PASTE

hour time period, and changes in tack were noted. Slump was evaluated using IPC standard methods. The solder paste was thermally stressed through storage at 40°C for 4 and 7 days. After thermal stress appearance, printability and tack force were evaluated. Viscosity over time was evaluated using a specific type of viscometer.

Get Price