• Graphite Powder Sigma Aldrich 98.5% FC Graphite Petroleum Coke as Carbon Additive System 1
  • Graphite Powder Sigma Aldrich 98.5% FC Graphite Petroleum Coke as Carbon Additive System 2
Graphite Powder Sigma Aldrich 98.5% FC Graphite Petroleum Coke as Carbon Additive

Graphite Powder Sigma Aldrich 98.5% FC Graphite Petroleum Coke as Carbon Additive

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
23 m.t.
Supply Capability:
5030 m.t./month

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Introduction

The High-purity Graphitized Petroleum Coke is made from high quality petroleum coke under a temperature of 2800°C. As a high-purity carbon material, it has characteristics of high fixed carbon content, low sulfur, low ash, low porosity, high absorptive character. it is well-used

This product can be used as carbon raiser (Recarburizer) to produce high quality steel, special steel, cast iron and alloy or other related industry. We can get high quality steel if use it. It can also be used in plastic and rubber as an additive.

Features

The graphitized petroleum coke powder (grain) is made by graphitization heat treatment of high-quality low-ash petroleum coke at high temperature of 2800 ° C or above in vacuum. The product is featured by high carbon content, low hardness, high temperature resistance, large porosity and low heat conductivity coefficient. Compared with the traditional natural graphite and calcined coke, it can obviously improve caking property and stabilize friction coefficient, maintains the stable and comfortable braking process, and reduce the damage to mating plate surface, brake noise, wear and cost, and is an ideal material for the friction material plant.

In order to control the package and quality, we send people to inspect the loading at loading port and take samples for third party inspection for everyshipment, and will keep customers updated about the loading condition and the inspection result.

Graphite petroleum coke is used in producing casting, it can increase the used quantity of Scrap steel and reduce the quantity of Scrap iron, or use no Scrap iron at all, graphite petroleum coke has high absorptive character, no residue will be left, save production cost.

Specifications

Products

GPC

F.C.%

98.5MIN 

98MIN 

ASH %

0.8MAX

1MAX

V.M.%

0.7 MAX

1 MAX

SULFUR %

0. 05MAX

0.1MAX

MOISTURE %

0.5MAX

0.5MAX

SIZE:

1-5MM 90% min

Package

By MT jumbo Bag

 

Pictures

 

98.5% FC Graphite Petroleum Coke as Carbon Additive

98.5% FC Graphite Petroleum Coke as Carbon Additive

98.5% FC Graphite Petroleum Coke as Carbon Additive

98.5% FC Graphite Petroleum Coke as Carbon Additive

 

FAQ 

1, Usage: used to improve the Carbon content in steel-melting and Ductile iron foundry

2 apply: Used in electric furnace steel smelting and cast-iron for improving the carbon content

 

Q: Thermal conductivity and density of graphite powder
In the formula, P is porosity, and lambda 0 is the thermal conductivity without hole (P=0). This formula is of historic significance. For graphite, the pores are not spherical or more unequal, but of course they do not apply. But it shows that the larger the porosity (the smaller the density), the smaller the thermal conductivity. This qualitative conclusion is correct.
Q: What are the specifications of the graphite powder used for conduction?
In principle, the higher the purity, the better the conductivity. The finer the particle size is, the more dispersed the stone toner is. The better.
Q: Which shipping company can pick up the name of graphite? Graphite products are mainly exported to India, Italy and the United states!
Is mainly for a graphite export of dual-use technology permits other electronic key can not what Beijing permit the electronic key to table is generally 3-5 days of our electronic key you can apply for 2-3 months
Q: Does anyone know how to change graphite powder into graphite?! What kind of equipment do you need?!
Graphite powder, the first thing you should do is broken to a certain number of graphite powder, then add oil glue, is what we often say that the asphalt rubber, but imports of stone glue made less than impurities, suggest you use imported oil glue mixer, stir evenly into the mold machine with hydraulic pressure, hydraulic machine is 3000T this is a general, graphite block grinding pressure type, pressure oil well placed after the glue soak for seven days, and then go to the three or four roasting roasting, can be used, according to your different purposes, different adjustment process.
Q: How to identify iron powder and graphite powder in a simple way?
Iron powder can be attracted by magnet, graphite powder can not; iron powder can react with acid, graphite powder can not wait, optional take first magnet attract, and then drip acid or hand touch method to identify two substances;
Q: What is the ratio of the coated sand to the graphite powder?
General additives accounted for 0.1-0.5 of the original sand weight. Different demand, of course, the proportion is not the same, there is no fixed number.
Q: Graphite powder screening process, because with static holding together, resulting in vibration screen plugging network how to solve?
The other is to install an electrostatic eliminator when the material falls into the vibrating screen. When the material is dropped, the powder static electricity is removed and the mass will not be assembled again.
Q: Like the wolf, adding graphite powder in the failure of electronic instrument air explosion in aircraft rocket season, really make it
Unable to do so, although the graphite can make cars, aircraft and other short circuit, but the aircraft is basically insulated, airtight, the engine is not affected. This is the need for film and television work.
Q: What mask should be used to prevent stone powder?
If long-term without protection is inhaled into the lungs, will lead to a lot of precipitation in the lung, which may induce pneumoconiosis (silicosis disease only); in addition, graphite powder is also easy to stimulate the throat and bronchial, cause allergic reactions (asthma). If proper dust control measures are taken, this kind of disease can be avoided.
Q: Distinguish iron powder and graphite powder by chemical method
1., add dilute hydrochloric acid or dilute sulfuric acid, the bubble is iron powder2. heating, iron powder is black, graphite is ignited in the air3. is mixed with copper oxide, and heating, plus graphite can be generated to clarify the muddy lime water turbidity CO2, iron powder No.

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