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Category:Intermediates > Chiral Intermediates
Product Name:Graphite for Expandable Polystyrene (EPS)
CAS No.:7782-42-5
Standard:ChP
Price(USD):0.00
Company:WEIFANG YUKAI CHEMICAL CO.,LTD
Factory Location: weifang
Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa
Sample Provided: no
Description：
Expandable Graphite (膨胀石墨) is a material based on natural graphite ore. The ore is treated with sulfuric acid in what is called an intercalation process. The material is washed and neutralized to prevent corrosion of metal parts when processed by the user. Excessive shear should be avoided.
Application:
Expandable Graphite additives is mainly used in expandable polystyrene, and other polymers. Expandable Graphite additives may also be used in conjunction with other flame retardant additives to provide improved flame retardant Properties to a material.
If you have any demand about my products.
please enquiry me sophia at kaihongchem dot com.
EXPANDABLE POLYSTYRENE (EPS) 发泡聚苯乙烯
CAS NO.: 14235-54-2
Properties of beads
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Properties |
Unit |
MM |
T |
S |
Ss |
F |
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mm |
1.2-1.8 |
1.0-1.4 |
0.7-1.1 |
0.7-0.9 |
0.5-0.85 |
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Bead Size Range |
95% min. |
95% min. |
95% min. |
90% min. |
95% min. |
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-- |
80-95 |
70-85 |
65-80 |
65-80 |
55-70 |
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Expandability(Time) |
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﹪ |
0.5 |
0.5 |
0.5 |
0.5 |
0.5 |
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Water Content max. |
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Properties of molded foams |
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Properties |
Unit |
MM |
T |
S |
Ss |
F |
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kg / m3 |
12-25 |
15-30 |
15-30 |
15-30 |
17-35 |
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Density |
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kg / cm2 |
0.7 |
0.8 |
0.8 |
0.8 |
0.8 |
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Compressive Strength min. |
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kg / cm2 |
2.0 |
2.5 |
2.5 |
2.5 |
3.0 |
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Flexural Strength min. |
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kcal/mh℃ |
0.039 ~ 0.028 |
0.036 ~ 0.027 |
0.036 ~ 0.027 |
0.036 ~ 0.027 |
0.036 ~ 0.027 |
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Thermal Conductivity |
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Acid |
-- |
Good |
Good |
Good |
Good |
Good |
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Alkali |
-- |
Good |
Good |
Good |
Good |
Good |
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Chemical |
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Resistance |
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Solvent |
-- |
Poor |
Poor |
Poor |
Poor |
Poor |
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Applications:
Packing materials of protecting articles from breakage、Thermal insulations、Construction materials 、 Arts and crafts materials、Fish-box & helmet inner mat.
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