Sandpaper production line

• Brief introduction

Sandpaper production line is manufacturing systems designed to produce abrasive paper or sandpaper, which is used for a wide range of applications such as woodworking, metalworking, and automotive refinishing. The production line involves a series of steps that transform raw materials into finished products.

•  Here are the basic steps involved in a sandpaper production line:

Backing Material Preparation: 

The first step is to prepare the backing material, which can be made of paper, cloth, or synthetic fibers. The backing material is typically coated with a layer of adhesive and then dried in an oven.

 Application of Abrasive Grains: 

In the next step, abrasive grains are applied to the adhesive-coated backing material. The abrasive grains can be made of various materials, such as aluminum oxide, silicon carbide, or diamond.

 Size Coating: 

 The abrasive-coated backing material is then coated with a layer of size, which helps to hold the abrasive grains in place and improve the durability of the  sandpaper.

  Curing:

The size-coated sandpaper is then cured in an oven at a specific temperature and humidity level to allow the adhesive and size to bond properly.

 Cutting and Packaging: 

 The finished sandpaper is then cut into sheets of various sizes and packaged for shipping and distribution.

 The specific equipment and machinery used in a sandpaper production line can vary depending on the manufacturer's preferences and the type of sandpaper being produced. However, the basic process remains the same.

• Technical data:

1. Speed :             6-30 meters/min.

2. Support base:  paper-base, cloth-base,film-base ect.

3. Applicable adhesive: urea-formaldehyde resin, epoxy resin, phenol resin,animal glue

4. Applicable abrasive: P40 to P000 alumina, silicon carbide, zirconium corundum, ceramic corundum, etc.

5.We support to customize the lab production line to produce all kinds of coated abrasives in small batch, especially suitable for new product development projects