customize drawbar spring extension spring

• Place of Origin:CN;GUA
• Brand Name:Hershey
• Style:Cylinder
• Material:Steel
• Usage:Industrial
• Load Type:Extension
• Model Number:HES-ES(113)
• surface treatment:electro plated
• service life:1000,000 ~5000,000times

1.Company profile: 

DONGGUAN HERSHEY SPRING MANUFACTURING CO.,LTD  is a professional spring manufacturer with more than 10 years experience in spring production and sales. The range of our products is wide, including Compression springs, Extension springs, Torsion springs, Battery spring, Power spring, Linear spring,Coil spring , Leaf spring, DIE spring,etc., and other unique feature products.

2.Product introduction:

a.Applications: Household,Lighting,Automotive, medical device, electronics,stationery, toy,etc

b.Wire diameter: 1mm-4mm. Size and style are made by drawings

c.Materials: adopt the domestic and imported swc, sus, swp, mild steel wire, manganese steel wire, phosphorus copper wire, nickel-plated wire, zinc-plated wire, tin-plated copper wire, nickel-plated steel wire, non-magnetic stainless steel wire, heat-resistant steel wire, duplex stainless steel wire(corrosion resistant and heat resistant steel wire), bronze, copper, phosphorus copper, beryllium copper. Alloy steel has 60Si2MNA, 60Si2CRVA, 55CrSi.

d.Surface treatment: plate gold, silver, white, red yellow, blue, green, purple, black, etc., salt spray test more than 100 H. Appearance beautiful and bright.

e.Quality:good hardness and resistance with long service life,with ROHS standard.

f.Advantage: leading CNC machine production line, advanced testing mcahine.

3.Customer service:

♣Our aim is to manufacture the spring with good quality.

♣we have more than 10years experience.

♣It is our policy to trade with merchants of various countries on the basis of equality,mutual benefit and exchange of needed goods.

♣we hope to promote,though mutual efforts,both trade and friendship.

 4.Product show: