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Doppelkugellager / Nachi Lager


Modell: slewing bearing


Technische Daten 1, Durchmesser von 120mm bis 5000mm.
2, Soem-Service ist vorhanden.
3, ISO9001, JB / T2300-2011.
4, konkurrenzfähiger Preis.

Doppelkugellager / Nachi Lager

Application area


Costruction Equipment ,Tunnel Boring Machines
. Engineering Machine & Vehicles,Drilling machine sets
. Excavators,Crane,Tower Crane
. CT Medical Machine
. Wind Power Generation System
. Mining/shipping port/Light industry/petrochemical/entertainment Machiney
. Millitary equipment

Main slewing ring bearing type
. Single-row four-point contact ball series.
. Single-row crossed roller series.
. Double-row ball series.
. Three-row roller series.

Part Material feature
Rolling element Gcr15/Gcr15SiMn whole quench hardening
Rings 50Mn/42Mocr/S48S Surface quench hardening
Retainer ZL102 cast aluminium alloy/polyamide110 resin/Nylon GRPA66.25/stainless steel NO20 abrasion resistance
sealing ring NBR rubber oil resistance
All above could produce according to customer's requirement

Manufacture equipment Test tool
Forging oil press 5m Test balancer
Forging ring rolling machine hardness tester
The reclaimer/Ingot light wave flaw detector
Quenching and tempering furnace tensile strength tester
Hob ginding machine/Travelling crane hardness test press
Natural Gas forge furnace physical chemistry snalyzer
Tempering furnace/Temper stove 150mm-5000mm vernier caliper
intermediate frequency quenching equipment sub micrometer diameter
Lather/NC Lathe/Vertical lathe/NC lineation Universal angle rule
Rocker driller/Gear Shaper/NC drilling machine Tooth thickness gauge
Hoobing machine/carbon sulfur analyzer quenching concentration meter
Air Compressor intelligent three element hight-speed analyzer
Plane grinding machine carbon sulfur analyzer
grinding machine Electric arc furnace

First lubricated, Second circled with plastic film/kraft paper/blue belt,then pakaged in wooden case,last gethered in Wooden pallet.

MOQ 1piece
Lead time 30 days
Payment terms T/T/L/C/Escrow/Wester union/

GR have build a long term cooperation with Alibaba one touch which is specialized in importer and exporter operation.

Our Service
1 OEM service provided
2 Processing with supplied drawings

Providing replacement Kaydon/Komatsu/Hitachi/Volvo/Caterpillar/Kato/Sumitomo/Kobelco/Daewoo/Doosan/Hyundai/Case

/JCB/liebherr/Kubota/Takeuchi/Hisce/Terex/Lovol slewing bearing ring etc.

4 Providing all the China replacement slewing bearing ring. Zoomliom,sunward,sany......etc.
Remark:Could provide slewing bearing ring with different quality level as customer's requirement.

Company introduction

Changsha Great Construction Engineering Machinery Co.,Ltd located in a heavy industry city Changsha in China with more than 12 years experiences in slewing ring bearing area. GR supply all kinds of slewing ring bearing with different quality level for our customer from all over the world.

Produktgruppe : Drehringanwendungen > Kranschwenklager

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