Perguntas frequentes

The heavy cutting polishing compound is utilized as a pre-polishing procedure to effectively eliminate substantial scratches, marcas, rust, and other imperfections.

The difference with other polishing compounds is the grit size of the grey polishing compound is larger than others.

Our grey polishing compound bar is designed for heavy cutting polishing process. The available sizes with 50g/100g/500g/750g/1000g bar.

Difference 1: Materiais
Cotton wheels are made of muslin cloth, flannel cloth, denim cloth or treated cotton cloth. The main features of the cotton wheel are soft and flexible.

Grinding wheels are made of abrasives and bonding agents. The normally used grinding wheels have vitrified grinding wheels, resin grinding wheels and rubber-bonded grinding wheels. The main features of the grinding wheel are hard and aggressive.

Difference 2: Usage

Cotton wheels are used for cleaning, polishing and finishing on metals, non-metals, plastics and wood to get a fine or mirror surface.

Grinding wheels are used for rough grinding, half-accurate grinding, accurate grinding, notching and cutting on metals and non-metals.

Grinding is a preprocessing process before polishing.

Composto de polimento com cores diferentes, e cada cor o uso é diferente.

Purui polishing supply the bellow color compostos de polimento:

Composto de polimento de corte cinza-usado para cortar metais duros

Composto de polimento preto-Usado para polimento de estágio inicial de metais duros

Composto de polimento verde-usado para polimento de estágio intermediário de metais duros

Composto de polimento branco-Usado para polimento final de metais duros

Composto de polimento marrom tripoli-Usado para polimento de estágio inicial de metais macios

Composto de polimento azul para todos os fins-Usado para polimento final de metais macios

Red rouge polishing compound-Used for final high polishing on all soft precious metals

Pink polishing compound-Used for final polishing of chrome and hard metals

Blue polishing compound is made of mineral oil, plant lipide and aluminium oxide abrasive.

Extra fine.

composto de polimento azul is a versatile all-purpose buffing compound. This compound is used for final polishing for iron, alumínio, aluminium alloy, latão, cobre, ouro, prata, plástico, acrílico etc..

o composto de polimento cinza is the most aggressive buffing compound. The composition with corundum abrasive, very coarse. The grey polishing compound is used for fast cutting hard metals, como aço inoxidável, aço, ferro etc..

The common used angle grinder thread size includes M14 or 5/8″-11 UNC. If you want to convert your angle grinder into a metal polishing and buffing machine. Our adaptador de eixo de rebarbadora is a better choice.

o yellow buffing wheel is made of yellow treated cotton cloth. It’s stiffer than the white cotton buffing wheel.

Yellow buffing wheel used for middle stage polishing on hard metals, or initial polishing on soft metals.

Felt bobs são feitos de 100% feltro de lã e montado em 3/32″, 1/8″ ou 1/4″ hastes. Felt bobs are ideal for use on die grinders, furadeiras elétricas e furadeiras pneumáticas. A velocidade máxima de operação é de 15.000 rpm.

Felt bobs have many different shapes and different hardness. They can use with various polishing compounds or rouges to produce a clean, alto acabamento em moldes, morre, modelos, todos os metais, plásticos, vidro ou cristal. Ótimo para polir e lustrar todas as superfícies difíceis de alcançar.

Mirror polishing is divided into mechanical mirror polishing and chemical solution mirror polishing.

Here we just study the mechanical mirror polishing. Mechanical mirror polishing is a polishing process on metal materials to achieve a smooth, bright mirror surface. To get the mirror surface, we must use the rodas de polimento from coarse to fine to polish the metal surface step by step. The different polishing stage must use different buffing wheels and compostos de polimento.

The commonly used buffing wheels are as follows:
Cutting stage: Roda de polimento de sisal, treated buffing wheel
Middle polishing stage: Stitched cotton buffing wheel
Mirror polishing stage: Cotton buffing wheel, roda de flanela

Polishing bobs are buffing accessories. It is made of 100% wool felt and bonded with a steel shank together. The felt has three hardness, macio, médio e duro. o polishing bobs have more shapes, the different shapes are used in different places. The common shape of the polishing bobs includes cylindrical, cogumelo, bullet, cone, ball, knife-edge etc.. The available shank size is 3/32″, 1/8″ and 1/4″. These polishing bobs are great for use on die grinders, furadeiras elétricas e furadeiras pneumáticas. Used for high polishing.

Rodas de polimento de vias aéreas de algodão with different colors. Each color the hardness is different and used on the different polishing stages. Generally the airway buffing wheel with blue, laranja, amarelo, green and white color. The hardness is rank down. When you want to polish something, you need to choose the right color according to the different materials.

Yes, We have complete after-sales services, if you encounter any quality problems with our products.

We can accept T/T, Western Union, Irrevocable L/C, D/P etc.

Yes, as long as the M.O.Q reaches our standard.

Sure,we can offer free samples to you and you only need to pay for the express cost.

Geralmente, it is 3-15 days based on order quantity.

We supply kinds of products for grinding, buffing and polishing, including rodas de polimento de algodão, roda de polimento de sisal, airway cotton buffing wheel, rodas de polimento de feltro, bobs de feltro, compostos de polimento, flap discs, flap wheels, non-woven polishing wheels and rotary tool accessories etc..

These buffing products are ideal for brightening metal, jóias, ouro, talheres, ferragens ornamentais, veículos, and tableware, etc.