M200 Max 50T Ring Mill Girth Gear Cement rotary kiln girth gear and spur gear factory price

Max 50T mill ring girth gear cement kiln cast steel girth gear and spur gear

Rotary kiln spur girth gear used as the actual mechanical part in an engine, which need to drive for the long time rotation, so the quality of the gear will be required very high in the actual manufacture.

Our company can produce different type gear ring accroding to the customer's drawing and requirments.

Product Name	girth gear and and spur gear
Material	Carbon steel,Alloy steel,42CrMo,35CrMo,34CrNiMo6
Weight	Max 50T per piece
Structure	Forging,casting
Heat Treatment	Spur gear,double helical gear,helical gear,horringbone Gear
Heat treatment	Quenching and tempering
Processing	Forging, rough machining, QT, finish machining
Module	Up to M200
Inspection	Raw material inspection, UT,physical property test,dimension inspect
Application	Ball mill, rotary kiln

Product Advantages

1. Heavy load capacity,long lifespan.
2. High precision,large diameter and module
3. Support welding

item	description
normal materials	45 steel, 35simn
better materials	35crmo, 42crmo

42CRMO STEEL DATA

化学成份 CHEMICAL LIST

编辑

碳 C :0.38～0.45%

硅 Si:0.17～0.37%

锰 Mn:0.50～0.80%

硫 S :允许残余含量≤0.035%

磷 P :允许残余含量≤0.035%

铬 Cr:0.90～1.20%

镍 Ni:允许残余含量≤0.030%

铜 Cu:允许残余含量≤0.030%

钼 Mo:0.15～0.25% [1]

力学性能 MECHANICAL DATA

编辑

抗拉强度 σb (MPa):≥1080(110)

屈服强度 σs (MPa):≥930(95)

伸长率 δ5 (%):≥12

断面收缩率 ψ (%):≥45

冲击功 Akv (J):≥63

冲击韧性值 αkv (J/cm2):≥78(8)

硬度 :≤217HB [1]

试样尺寸:试样毛坯尺寸为 25mm

物理性能 PHYSICAL DATA

编辑



1)临界点温度(近似值) Critical point temperature (approximate value)

:Ac1=730°C,Ac3=800°C,Ms=310°C.



2)线胀系数:温度 Linear expansion coefficient: temperature

20~100°C/20~200°C/20~300°C /20 ~400°C/20~500°C /20~600°C,线胀系数

linear expansivity: 11.1×10K/12.1×10K/12.9×10K/13.5×10K/13.9×10K14.1×10K.

3)弹性模量:温度 Modulus of elasticity: temperature 20°C/300°C/400°C/500°C/600°C,

弹性摸 Elastic modulus 210000MPa/185000MPa/ 175000MPa/165000MPa/15500oMPa

girth gear for ball mill and rotary kiln pictures

item	remark
normal materials	45 steel, 35simn steel
better materials	35cromo, 42crmo

compny show

Luoyang Zhongtai Industries Co., Ltd. The company was founded in 1981 and finished joint stock reform in 2005. There are eight subsidiaries and it's an independent legal entity with the qualifications of operating import & export trade.

With a garden-like industrial park and modern standard plant covering 80,000 square meters, ZTIC possesses advanced equipments, technologies and detecting methods. After more than 30 years development, the company has developed into a collectivized one with product designing, manufacture, installation and technical services as a whole. The products comprise all the equipments used in mining, cement, metallurgy, construction as well as the related accessories with high power reducer and large-sized castings & forgings, etc.

ZTIC has acquired ISO 9001:2008 Certification of conformity of Management System Certification, Mine Product Safety Authentication, Recognition for BV Mode Ⅱ Survey Scheme in France, Mining Electrical Equipment KY Certification, etc.
The company has also acquired "Fully Quality Management Achievement Award", "Top 50 Enterprises", "Henan Outstanding Innovative Enterprise” and “The Most Powerful Enterprises of Henan" in 2010.

Quality product performance and good reputation, our products have been exported to mnay countries and regions in the world, including: Russia, Serbia, Australia, Mongolia, Indonesia, Bangladesh and other countries, the products are subject to a great welcome and praise.