 오퍼게시판 |
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제 목:
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synthetic cryolite |
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상품분류: |
무기화학원료와 광물
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등록분류: |
Offer to Buy |
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내용: |
Payment: t/t or l/c
Additional_detail: SYNONYM: SODIUM FLUOROALUMINATE
Molecular formula: Na3AlF6
molecular weight: 209.94
1> Properties: it is crystalline
white powder. Slightly soluble in
water, density 2.95-3, melting
point 1000oC, easily absorbing
water and become damp, decomposed
by strong acids like sulfuric acid
and hydrochloride, then producing
hydrofluoric acid and relevant
aluminum salt and sodium salt.
2> Uses:mainly used in flux of
electrolytic aluminum, pesticide,
flux of ceramic colors, anti-
rubbing filling agent of resin and
rubber, electrolytic liquid for
production of iron alloy rimmed
steel and furnish of emery wheel.
3> Packing: package can be
25/50/1000kg plastic woven bags
with shrink film, or according to
customers requirements.
4> Specifications: GB4291-1999
Ingredient Super First grade
Second grade
F%≥ 53 53 53
Na% ≥ 32 32 32
Al≥ 13 13 13
H2O%≤ 0.4 0.5 0.8
SiO2≤ 0.25 0.36 0.4
Fe2O3%≤ 0.05 0.08 0.10
SO4%≤ 0.7 1.20 1.30
P2O5%≤ 0.02 0.03 0.03
Ignite on 550oC≤ 2.5
3.00 3.00
CaO%≤ 0.10 0.15 0.20
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연락처 |
| 담
당 자: |
susan |
| 회사주소: |
zhengzhou city |
| 전화번호: |
86-0371-65387997 |
| 팩스번호:
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86-0371-65688058 |
| E - mail: |
longfield016@gmail.com |
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