Excavator crawler plate screw

DOOZER Professional Professional excavator and bulldozer track link bolt and nut manufacturers manufacturers,With over 13 years of the experience in construction machinery parts,Doozer has accumulated rich experience and expertise to provide customers with the very good quality of parts at good value, and ensure the customers receive the best service to meet the particular requirements.The bolts and nuts produced by our factory are made of high-quality 40Cr steel, intermediate frequency quenching,quenching and tempering and other advanced technologies,to ensure the qualityall Doozer bolts and nuts are highly praised in the market as a product with a long wear life, and impact resistance.

1). Manufacture Procession

First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance  and its size accurately.

The second, we adopt blasting procession, removing Oxidation surface , make the  surface to be bright and clean and uniform and beautiful.

The third, in heat treatment: We use the Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, Can deal with the products in different sizes keeping the non-oxidation surface

2). The all process quality control:

  The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing. We have Magnetic Powder Detector, Material Testing Machine,  Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.

3). Our production capacity

Single bolts, every month can produce 1.7 million bolts. Now we buy a Full Automatic Cool-forging Machine. this greatly enhances our production capacity with more quality and more beautiful appearance.