Factory Mine Tunnel Secondary Support U29 Steel Support Mining Support


Offer price breaks when you order a larger quantify.

Leading time would be depends on our work efficiency and delivery schedule, usually within 2 business days.

Shipping: Ships in 2 business day


The tool workbench is made of aluminum profiles as raw materials, using a variety of aluminum profiles, cutting precision, It is easy to process, and the surface is not rusty. It can be combined with various materials and accessories to assemble into various Various styles of workbenches are beautiful and portable, easy to disassemble and assemble, flexible to adjust, and can be customized on demand.

It does not require maintenance and is widely used in various industrial production industries.

safety & guarding

Aluminum profile small shield Product classification: Industrial fence/protection case The whole is made of aluminum profile 4040 and frosted pc board. The overall appearance is beautiful and atmospheric, relatively stable, and the size can be customized according to requirements

Machine Enclosure Machine Frame

The automobile inspection fixture frame is assembled with aluminum profiles and accessories, and the product is designed according to customer requirements Appropriate frame structure, using heavy-duty profiles and supporting connectors, beautiful products , Atmosphere, high strength, please consult APS online customer service for details

u shape steel support, u shape steel support Suppliers and

U Channel Steel Beam Arch for Mining Introduction It is mainly used for mining tunnel support !with the features of high pressure steel structure· Main purposes: mainly used in mine tunnel! mine tunnel secondary purpose of support! as well as the support of the mountains tunnel support·


The primary objective of a support system is to mobilize and conserve the inherent strength of the rock mass so that it becomes self`supporting; Rock support generally combines the effects of reinforcement, by such elements as dowels, tensioned rock bolts and cables, and support, with shotcrete, mesh and steel sets which carry loads

25U Shaped Steel Support - Shandong China Coal Industry

Optional retractable U·shaped steel bracket, solves the problem of tunneling support. Widely used in mine tunnel, mine tunnel secondary support, as well as support through the mountain tunnel support and so on. 25U shaped steel support due to withstand pressure, support long time, easy to install easily deformed and very popular in the majority ...

Support technologies for deep and complex roadways in

Based on geological and mining characteristics, coal mine roadways under complex conditions were divided into five types, for each type the deformation and damage characteristics of rocks surrounding roadways were analyzed. The recent developments of roadway support technologies were introduced abroad, based on the experiences of supports for deep and complex roadways from Germany, the United ...

Tunnel Reclaim Conveyor | Continuous Feed | Superior

Tunnel Reclaim Conveyors offer operators on-demand access to material from their surge piles. This creates a continuous flow to processing plants even when upstream operations are suspended. Proper flow to crushing and screening equipment is critical for efficient and economic operations.

Mining support Equipment - Shandong China Coal Industrial

China Mining support Equipment catalog of High Quality U Channel Steel Support Standard Support Tools for Mine Tunnel. Hot Sale 36u Beam Channel U Steel Support provided by China manufacturer : Shandong China Coal Industrial & Mining Supplies Group Co.. Ltd.. page1.

Design of Tunnel Support

TYPES AND FUNCTIONS OF TUNNEL SUPPORT SYSTEMS The basic functions of a tunnel support system are to keep the tunnel stable and to make the opening usable! The specific purposes of support systems- however- depend greatly on the purposes of the tunnel! Traditionally- tunnel supports have been classified into two groups- temporary and permanent!

A Batch of Mine Supporting Equipment of China Coal Group Sent

The U type steel frame produced by our Group is mainly used for the mine tunnel,secondary support of mine tunnel and the support of mountains tunnel, having the characteristics of high pressure resistance, long support time, e-installation, not easy to deformation, etc!

Strength and Cost Analysis of New Steel Sets as Roadway

Roadway support in swelling soft rocks in coal mines has become a critical challenge in recent years. For deformation control in swelling soft rocks, high strength sets are preferred in sites. But high strength always means high costs. Therefore, higher strength sets with not too much cost will be more welcomed in situ. Based on this, three new sets, including a floor beam set, a roof &#x2b ...