Author Archives: DST

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Chemical Polish Process Setup

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A metal alloy after gone through machinery process, the metal surface always left with machinery marking or trace.  In order to eliminate machinery marking, field engineer will perform chemical polish for the metal alloy for achieving shinny and brighter alloy surface. However there are some reminders for field engineer to remember while setting up the […]

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Famous PVA Sponge Roller Manufacturer

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PVA sponge roller has been widely used in many cleaning process.  Apart from cleaning purpose, there are also many other applications for sponge roller such as surface dehydration purpose. Due to various application and vast market demand, we are seeing more and more manufacturers involved in producing PVA sponge roller. In our previous few articles, […]

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New to DST Technology?

DST Technology, A Trustworthy Supplier For the past few years while we exchange our name card with customer, one of the question we often get from them are about DST.  Every people understand the word about “Technology”, however people are more interested on the meaning for DST. Derive from DST While we started the company […]

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PVA Sponge Roller Comply to RoHS Requirement

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PVA Sponge Roller Comply to RoHS Requirement RoHS stands for Restrict of the use for certain Hazardous Substance.  This requirement is one of the compliant requirements for electrical and electronic (EE) equipment.  RoHS initially promote by Europe market and currently this standard is spreading to worldwide as the basic requirement for electrical and electronic products.  […]

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Cleaning Concept

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Cleaning Concept   An effective cleaning process is a process should consistently remove particle contaminant, organic residue from the cleaned substance.  In order to provide effective cleaning ability, the cleaning process contributes into 2 aspects, mechanical cleaning action and chemical cleaning action. Mechanical Cleaning Action PVA Roller Brush should provide a consistent contact pressure, contact […]

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PVA Sponge Roller Design

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Cleaning efficiency is always affected by the characteristic of PVA sponge roller as well as the sponge roller surface design.  There are many type of PVA sponge rollers design for cleaning application.  All the sponge roller design deserves for it own application for dedicate cleaning purpose. In this article, we are going to introduce several […]

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Particle Leach Out from PVA Sponge Roller

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PVA Sponge Roller Leach Out? Many fields engineering with demanding cleaning requirement always has the concern of particle leaching out from PVA sponge roller. A PVA sponge with high particle leach out during the cleaning process will cause the possibility for introducing more loose particles on the clean-substance surface. In this article, we are going […]

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PVA Sponge Roller – Storage and Packaging methods

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PVA sponge roller is a foaming product (read thearticle about  PVA foaming Mechanism)which has been excessively used in cleaning process for most of the industry, such as HDD, PCB and LCD industry.  Some of the industries use PVA sponge roller as a scrubber material, the PVA sponge brush will be used with detergent in the […]

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Common Preservation Method for PVA Sponge Roller

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A well packed and properly store PVA sponge roller being quoted with 6 months life span, what are the preservation method that would able to achieve this storage life span? Common PVA Sponge Roller Characteristic PVA sponge roller is a soft and porous nature, PVA sponge roller has been widely used in most of the […]

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How to Calculate Porosity Ratio for PVA Sponge Roller?

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Porous structure is the common structure for sponge product, perhaps porous structure also one of the important characteristic for PVA sponge.  Porosity is the basic properties of any sponge, this include PVA sponge roller. In most of the application, engineer need to understand the porosity ratio for any sponge roller in order to have the […]

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