Home> Products> Nuts> ER Clamping Nut> Clamp holder nut ER40 collet nut
Clamp holder nut ER40 collet nut
Clamp holder nut ER40 collet nut
Clamp holder nut ER40 collet nut
Clamp holder nut ER40 collet nut
Clamp holder nut ER40 collet nut

Clamp holder nut ER40 collet nut

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Payment Type:T/T,Paypal,Money Gram,Western Union
Incoterm:FOB
Transportation:Ocean,Air, E-package
Port:Qingdao,Shanghai,Shenzhen
Product Attributes

Model No.ER40UM

BrandChongde

Surface FinishingNickel Plated

GradeA

CertificationISO

Material20CrMnTi

ApplicationMetal

Run Out0.005mm

Carbon Depth>0.8mm

HARDNESS50-53

BalanceG2.5 20000rpm~30000rpm G6.3 18000rpm

Packaging & Delivery
Package Type : Plastic box, paper box or wooden box
Product Description

High speed high accuracy high durability ER40-UM Type Nuts

Anti-rust, Anti-corrosion, Durability better

 Coating adhesion strong, enhance hardness, and anti-rust better in different surroundings, such as acid, alkali, ammonia, salt etc.

 Overall nickel coating, including inside and outside cone, even if you do not take any anti-rust actions, it will not rust either,

don't influence processing precision and spindle.

 Improve cleanness, precision more stable, surface more smooth, feel more comfortable and appearance nicer.


Features:

The special structure is for balance to make sure the status of circular uniform distribution.
The Collet Chuck will not be loosened during machining, and please assemble and disassemble the chuck as the marked direction.


Product Introduction

High Precision ER40UM collet A type nut for ER type handle, the knife rod, Collet Nut wrench, extension rod nut. Selection of Japanese high quality steel: 20Crmnti,which has a higher flexibility and service life. Our product  has high clamping force and big clamping range, with high precision and can be used for boring , milling, drilling, taping, grinding and engraving machine. Er Collet all through high precision grinding, precision manufacturing line with the German DIN 6499 specifications.

We also serve other many kinds of nuts, such as ,A type,GER type,MS type,UM type,M type ,KM type,NER type,and so on.The size of ER-UM Type is ER16UM,ER20UM,ER25UM,ER32UM,ER40UM.


Linked Products

Nuts

Product Information

ER-UM NUT

Production Process

How to install the collet nut?


Er Nut Collet

1.Put the collet into the nut, turn the collet slightly. Push it into the nut at the offered direction evenly when the offset flange sinks into the undercut of the collet.

2.Fix the nut and the collet on the spindle rotate the nut until  the collet is in pressing,Wipe the straight shank of cutter,and instert it into the polot hole.Tighten the nut with a wrench tilll the cutter is clamped heavily(Caution:never tighten the nut without cutter in it for it will break).

3.When changing the tool.Loosen the nut and it shall bring out the collet and the cutter together.And then draw the cutter out push out slightly the collet in the offered direction,it shall be ready for any change of the cutter.


Packaging And DeliveryNUTS PACKAGING


Model Of Transportation

1.Package: plastic boxes and also can pack according to your requests.
2.Delivery time:Sample within 7 days and others 35 days.

Our Service

I    Fast reply 

II   Favourable price

III   High quality products

IV   Fast delivery

V  Good after-sales service


Faq


1.Are you factory or Trade Company?
We are industry and trade integration.

2.Could you supply samples?
Yes ,free samples for some products.

3.Where do you export?
The whole world.

4.Could you produce non-standard products?
Yes ,we can .Please supply samples or drawing.

5.What are the shipping ways?
By intemational express,by air ,by sea are all OK.

6.Do you have minimum order quantity?
Conventional Products don't have.The minimum order quantity of non-standard products is 50pcs.

7.What's your delivery time?
Less than 25 days after order confirmed.


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