Engineering & Construction Machinery

D80 D85 D155 Bulldozer Single Track Roller Bottom Roller

QUANZHOU DINGTAI ENGINEERING MACHINERY CO., LTD.
  • Type:Undercarriage Parts
  • Application:Bulldozer
  • Certification:CE, ISO9001: 2000
  • Condition:New
  • Material:35mnb,50mn
  • Colors:Black or Yellow

Base Info

  • Model NO.:D80 D85 D155
  • Warranty Time:One Year or 2000 Hours
  • Payment Term:T,T, L,C at Sight, Western Union
  • Package:Wooden Case,Pallet
  • Delivery Time:Within 25 Days After Contract Established
  • Name:D80 Bulldozer Single Track Roller Bottom Roller
  • Technique:Forging Casting
  • Key Words:Track Roller
  • Transport Package:Pallet,Wooden Case or Customized
  • Specification:D80 D85 D155
  • Trademark:Dingtai
  • Origin:Fujian
  • HS Code:8431499900
  • Production Capacity:1500 Piece

Description

Specifications for crawler excavator track roller

Structure

wheel body

35MnB/40Mn2/40MnB/50Mn

side cover

QT500-7

shaft

45#

ring float

GLKBTCr16Mo2NiCu

O ring

rubber

Bimetal sleeve

CuPb10Sn10

Hexagon socket bolt

JB/T1000-1977

lubricating oil

40#

The main parameters

name

Track roller/bottom roller/support roller

Part number

7G0421

Color

Black or Yellow

Surface Hardness

HRC48-54,deepth:4mm-10mm

Technique

Forging&Casting

Warranty time

2000 hour (Normal life 4000hours   ) 

Certification

ISO9001-9002

Delivery Time

Within 30 days after contract   established

Package

Fumigate seaworthy packing

D80 D85 D155 Bulldozer Single Track Roller Bottom Roller
D80 D85 D155 Bulldozer Single Track Roller Bottom Roller

D80 D85 D155 Bulldozer Single Track Roller Bottom Roller
Feature&Advantage

• Track roller is through quench-tempering processes to guarantee excellent mechanical properties,high strength and superior wear resistence to bending and breakage.

 • Surface hardness of track roller is HRC50-60 for reduced wear and longer life, adding value to your products further to your business by maximizing durability of your products.

 • Track roller,bottom roller,support roller have precise design, carefully manufactured for proper fix easy grousering heavy loaded capacity up to 50tons without compromising proper functioning of the excavators reliable quality, high cost performance,quality services. Our products, your best choice.

D80 D85 D155 Bulldozer Single Track Roller Bottom Roller


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D80 D85 D155 Bulldozer Single Track Roller Bottom Roller
D80 D85 D155 Bulldozer Single Track Roller Bottom Roller

Work Process
D80 D85 D155 Bulldozer Single Track Roller Bottom Roller

1) Do not oil and distort the rubber floating seal ring during assembling the rollers

2) A small amount of oil should be covered/coated on the contact surface while pressing the floating oil seal.

3) After finishing the assembling process,fill in 80% of clean extreme-pressure vehicle gear oil and confirm no leaking 4 hours later.

4) Track roller,bottom roller,support roller, lower roller,carrier roller, idler are mounted with long life well sealed Duo-cone floating ring well sealed Duo-cone floating ring seal.

Company Information
D80 D85 D155 Bulldozer Single Track Roller Bottom Roller

Package
D80 D85 D155 Bulldozer Single Track Roller Bottom Roller


After-sales Service
1) 24 hours for after-sales service;

2) Offer us picture of using situation,goods,using details, then compensation after everything is finished within 3 working days.

3) Any claim due to the quality of products,the compensation is not more than the value of the products that have quality problem.

FAQ
Q1:Are you a trade or a manufacure?
    A:We are an industry and trade integration business, our factory located on Quanzhou Nanan Distric.
Q2:How can I be sure the Excavator Parts will fit my excavator?
    A:Give us correct model number/machine serial number/ any numbers on the parts  itself.Or measure the parts give us dimension or drawing.
Q3:How about the payment terms for Excavator Parts?
    A:We usually accept T/T or L/C. other terms also could be negotiated.
Q4:What is your minimum order for Excavator Parts ?
    A:It depends on what you are buying. Normally, our minimum order is one 20' full container and LCL container (less than a container load) can be acceptable.
Q5:What is your delivery time for Excavator Parts ?
   A:FOB Xiamen or any Chinese port : 25-30days . If there are any parts in stock ,our delivery time is only 7-10 days. 
Q6:What about Quality Control?
   A:We have excellent tester, check every piece to ensure the quality is good,and strict control to ensure product safety into container.


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