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Spherical asphalt is a kind of high temperature coal tar, which is made from coal tar pitch by heating, dissolving, spraying and cooling forming process. Asphalt is divided into two categories, namely, coal tar pitch and petroleum asphalt. The bituminous binders used in refractories are mainly coal tar pitch. The test material of asphalt adding heating asphalt dissolving dissolving kettle, electric heating coil power supply connected at the same time, the asphalt is ejected from the nozzle, into small particles from air atomization, asphalt particles in the cooling tower with natural air cooling into semi-finished products, by the cooling tower bottom into the three dimension vibration screening filter classification, which was consistent with the spherical asphalt product.

Physical and chemical indexes of Spherical Asphalt
|
Softening point ℃ |
75-90 |
90-120 |
120-200 |
200 |
|
Toluene insoluble B1 % |
25-27 |
34-35 |
35.5-43 |
38-46 |
|
Quinoline insoluble ball I % |
2 |
2-3 |
2-4 |
3-5 |
|
β Beta resin % |
≤25 |
≤30 |
≤35 |
≤48 |
|
residual carbon % |
≥45 |
≥50 |
≥58 |
≥60 |
Spherical Asphalt is used in the production of iron grooving, ramming, refining, gunnery, and magnesia carbon bricks, as well as other refractory materials; widely used in blast furnace iron hooks, blast furnace shots, ramming and castables, and amorphous Refractory materials, additives for carbon materials, can play a role in bonding and carbonation, and increase the product's ability to withstand high temperatures and wash.
Packing: 25KG/bag or custom packaging.
Delivery: within 7 days after order confirmed.
Dengfeng YF Abrasives & Refractory Factory is a manufacturer specialized in producing refractory materials abrasive materials , activated carbon and water treatment materials YF has 12 years manufacture experience,so it not only supply raw material, but also supply finished product. YF has been doing Export trade business for 10 year, we produce high qulity products and make sure all the customer satisfy with our products and service!
Q1 How about your MOQ?
The MOQ is 1 ton, or depends on the kinds of products.
Q2 How about the payment?
We accept 30% deposit of T/T and L/C and western union etc.
Q3 How about the package?
Net weight: 25kg or custom packaging.
Q4 How can I get the sample?
We offer free samples, customer only need to pay for the shipping fee.
Q5 How does your factory ensure your quality?
The factory use advantage equipment and high quality raw materials and produce under professional technician supervise, we guarantee for all of our products and we have quality certification.
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