Experience and judgment are extremely valuable in selecting the correct milling feeds. Even thou...

Stone crushing produces a lot of dust. Dust consists of particles, which are dispersed in the air and remain there for a while. It is generated from mechanical actions, such as stone crushing, truck movement, etc. Although most dust particles can be seen with the naked eye, some cannot be seen wi...

Accidents with vehicles are some of the most common accidents, often severe and often fatal. People are run over or crushed against other objects by moving trucks.

Often, the drivers have not received sufficient training or the company does not provide simple equipment such as mirrors.

Accidents are always bad for the victim and for business. Some of the most common causes of accidents in a stone crushing unit are:

² Hands and fingers or toes being crushed by stones

² Body parts such as hands or arms being caught in machines

² Traffic accidents inside the u...

Exposure to loud noise can ruin a person’s hearing and cause much physical and psychological stress. Without the ability to hear, it is nearly impossible to perform a job task successfully and safely. Permanent hearing loss can result from continuous noise exposure. It indicates that parts of the...

Introduction

Stone crushing is necessary in order to build roads, bridges, buildings and almost everything we need in our modern life. There are an estimated 12000 stone crushing units with about 500.000 workers in India. One can presume that several million workers are wo...

Electrical equipment makes the work and the stone crushing possible. However, electricity can be dangerous to people. They might even die from an electrical shock. Failure of electrical equipment can cause fires in a workshop, damage to machines, destroy products and seriously or fatally injure p...

Machines can hurt people. They need to be constructed correctly to be safe for the workers who handle them or even just passing by. All too often, a worker is pulled into a machine such as a conveyor belt, a grinder or a crusher.

The major machines in a crushing unit are the primary and se...

Pollution

 Chemicals like mercury, cyanide, sulfuric acid, arsenic and methyl mercury are used in various stages of mining. Most of the chemicals are released into nearby water bodies, and are responsible for water pollution. In spite of tailings (pipes) being used to...

The maintenance insure longer lifetime of ball mill

Specifications:

1. Lubrication to make sure the ball mill to work normal:

When the ball mill is working, there are many parts touching with each other. To ensure the fri...