Quality Inspection for lower-ring - Lowing ring in hydraulic excavators – Lanli

* Product Application

Applied to the bottom of the cockpit in the field of engineering machinery, this product is mainly used in the connection area between the wheel table and the base of the cab. In addition, it is also widely used in large rotary platform of wind power generation.

* Specifications

According to customer drawing requirements, develop a variety of ring products.

Outer diameter：Max 2000mm
Inner diameter：Min 100mm
Thickness：general 20mm，30mm
Material：casting，forging，Q235，Q355
The design of product base provides a cleaner surface design, reduces the risk of contaminant intrusion and improves bearing unit support, especially when used in heavily polluted construction machinery environments .

*Service & Advantage

1) High quality raw materials: processed with high quality steel, smooth appearance .
2) Exquisite craft: fine grinding and manufacturing, flat layout.
3)High compressive strength: using iron plate which can withstand high temperature, no deformation.
4) Strict quality inspection: professional production equipment, strict testing, balance both “quality” and “quantity” .
5) Fine polishing: artificial trimming, high-quality process, smooth surface, texture, no burrs.

*Our Factory

LANLI was founded in 1987, has become the most competitive enterprise with the highest potential in the domestic and foreign construction machinery industry. It has Hefei LANLI
LANLI machinery Manufacturing Co., Ltd. LANLI is the professional construction machinery parts manufacturers, cooperating with Hitachi, Sumitomo, Volvo, JCB, XCMG, SDLG, Kangmingsi and other world-class customers, the main products are the pins, structural parts, etcs.LANLI will give you our best seivice and high quality products, common development with you is our ultimate target.