Sncuinagsbbiznfealascd99.3±0.10.7±0.1< 0.01< 0.0001< 0.02< 0.01< 0.005< 0.02< 0.02< 0.03< 0.002the Sn99.3cu0.7 Lead Free Solder Bar Is Made Up Of 99.7% Tin And 0.7% Copper. It Is Desirable For Use In Common Metal Equipment, Copper Tubes, And Copper Plates. This Product Is A Conventional Type Of Environmentally-friendly Solder By Adoption Of Lead-free Soldering Technology.as A Typical Type Of High-temperature Lead Free Tin Bar, Our Sn99.3cu0.7 Lead Free Solder Has The Melting Point Of Approximately 227 Degrees Celsius. It Is Suitable For Both Wave Soldering And Dip Soldering Processes, Which Call For Environmental Protection. During The Soldering Process, This Product Features Nice Liquidity. It Can Substantially Reduce Various Technical Problems, Such As Bridging, Icicle, Solder Spatter, And More.featureseutectic Alloy.bridge-free And Icicle-free Soldering.smooth, Bright, Well-formed Fillets, Free Of Gross Micro-cracks, Irrespective Of The Cooling Rate.good Through-hole Penetration.good Topside Fillet Formation.dross Rate Equal Or Lower Than Tin-lead Solder.does Not Require A Nitrogen Atmosphere.does Not Erode Copper From Holes, Pads And Tracks.low Rate Of Copper Leaching Makes It Easy To Control The Copper Content Of The Solder Bath.lower Aggressiveness To Stainless Steel And Other Solder Pot Materials As Compared To Tin-silver-copper Alloys.thermal Fatigue Resistance And Creep Strength Better Than Tin-lead.slow, Even Growth Of The Intermetallic Layer At The Solder/substrate Interface.also Performs Well In Selective And Dip Soldering.applicationsdip Soldering Or Wave Soldering Of Electronic Components Such As Pcba, Thtsoldering Of Metals, Such As Copper Roofing Joineryassembly Of Stained Glass, Silver Jewelry Etcother Generally Tinning Purpose....
steel Pipe Inner Wall Special Sandblasting Equipment Shot Blasting Machine regarding steel pipe with diameter of 16~600mm, we adopts v type conveyor which have an angle with steel pipe center line, steel pipe can rotation while going forward. regarding steel pipe with diameter of 159~2800mm, we adopts roller transmission, angle between roller is adjustable, running speed and rotation speed can be adjustable with large diameter, blasting wheel adopts bottom blasting distribution, cleaning efficiency is high, result is good. shots material circulation purification system takes overflow induction controllable full multi-stage curtain winnowing splitter and special polyester core elevator conveyor, achieves shot material sorting and recycling. blasting room adopts multi-layer seal curtain which is suitable for different diameters, shot blasting, dust removal system uses impulse reversal blowing filter cartridge dust collector, dust removal is good, life is long. this equipment can be used for water, gas, mining, oil and pipe coating pretreatment, the seabed or desert gas such as duct blaster, it can improve the appearance quality of the product components and the state of the surface craft....