Doppelkugellager / Nachi Lager

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

Packing

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

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

5.Transportierung

Transportation

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
3	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