Patent Certificate

Application

Stainless steel polishing

Bonded abrasive tools

Abrasive coated tools

Wear-resistant flooring

Sandblasting treatment

Patent Certificate

A black corundum abrasive belt and a method for its preparation
A method for preparing a high-performance black corundum abrasive.
A polishing abrasive belt and a method for its preparation
A roller device for a sand-making machine
A large-particle isolation screening machine
A uniform, non-destructive mixing machine
A black corundum abrasive mixing device
A low-energy-consumption, uniformly heat-conducting abrasive calcination device
An automatic flame‑spraying device for the production of silicon nitride ceramic engineering materials
A ball-milling toughness testing device for silicon nitride ceramic engineering materials
A particle-size screening and testing device for silicon nitride ceramic engineering materials
A rotary device for a nitrogen‑silicon ceramic engineering material production atmosphere furnace
A water‑circulation cooling device for the production of silicon nitride ceramic materials
A discharge device for a black corundum electrofused furnace
A slag-removal device for black corundum production
A testing device for black corundum polishing abrasives
A performance testing device for black corundum grinding and cutting wheels
A vacuum feeding device for black corundum abrasive material
A cyclone impurity-removal device for black corundum abrasive material
A feeding device for a black corundum electrofusion furnace
< 12 >