Silicon Metal 10-100mm

We are offering silicon metal.
Apperance: dark gray
1. Grade: 2202, 3303, 441, 553, 411, 421;
physical property: high melting point and resistivity, good heat resistance and good anti-oxidation effect.
2. Advantages:
our industry silicon have these feature: a. High and low temperature resistance b. Abrasion resistance c. Uv-resistance
(1)more durable and long-lasting than usual silicon keypads.
(2)actuation force flexibility.
(3)various in designs.
(4)water resistance properties.
(5)applicable for automotive components, remote controllers, telephones and mobilephones.
silicon metal(silicon, metal silicon)
si: 99% min., fe: 0.4% max., al: 0.4% max., ca: 0.01% max.
size: 10-100mm 90% min
application:
1. Used in aluminum: an additive to aluminum alloys, silicon is used to increase the fluidity and tenacity of aluminum and its alloys, which enjoy good castability and weldability accordingly.
2. Used in organic chemicals: silicon metal is used in manufacturing a number of sorts of silicones, resins, and lubricants.
3. Used in electronic parts: silicon metal is used in producing monocrystalline and polycrystalline silicon of high purity for electronic parts, such as semi conductors, etc.
packaging detail: 20t or 24t/ 20'fcl, in plastic woven bags with 1mt net each net weight: 1000kg/bag, gross weight: 1003kg/bag.
delivery detail: 20 days after the received of payment
grades chemical composition
si (%) impurity content(%)
fe al ca p
1515 > 99.6% ≤ 0.15 - ≤ 0.015 ≤ 0.004%
2202 > 99.5% ≤ 0.2 ≤ 0.2 ≤ 0.02 ≤ 0.004%
2203 > 99.5% ≤ 0.2 ≤ 0.2 ≤ 0.03 ≤ 0.004%
2503 > 99.5% ≤ 0.2 - ≤ 0.03 ≤ 0.004%
3103 > 99.4% ≤ 0.3 ≤ 0.1 ≤ 0.03 ≤ 0.005%
3303 > 99.3% ≤ 0.3 ≤ 0.3 ≤ 0.03 ≤ 0.005%
411 > 99.2% ≤ 0.4 0.04-0.08 ≤ 0.1 -
421 > 99.2% ≤ 0.4 0.1-0.15 ≤ 0.1 -
441 > 99.0% ≤ 0.4 ≤ 0.4 ≤ 0.1 -
553 > 98.5% ≤ 0.5 ≤ 0.5 ≤ 0.3