离岸价格
获取最新报价1 ~ 3 / Piece ( Negotiable )
|500 Piece Minimum Order
Philippines
**Zinc** is a versatile metal with a wide range of applications
across various industries. It is known for its essential role in
biological processes as well as its utility in manufacturing and
construction. Heres a detailed description of zinc:
### **Description of Zinc**
#### **Basic Properties:**
- **Chemical Symbol:** Zn
- **Atomic Number:** *0
- **Category:** Transition metal
- **Appearance:** Zinc is a bluish-white metal with a slightly
bluish or grayish tint. It has a shiny, metallic luster when
polished but tarnishes to a dull grayish color over time.
- **Density:** 7.*4 g/cm³
- **Melting Point:** **9.5°C (**7.1°F)
- **Boiling Point:** **7°C (***5°F)
- **Hardness:** Relatively brittle at room temperature but becomes
more malleable at higher temperatures.
#### **Physical and Chemical Properties:**
- **Corrosion Resistance:** Zinc has good resistance to corrosion,
primarily due to the formation of a protective zinc carbonate layer
when exposed to air.
- **Reactivity:** Reacts with acids to release hydrogen gas and
with alkalis to form zincates. It is less reactive than many other
metals.
- **Conductivity:** Has moderate electrical conductivity and
thermal conductivity.
#### **Uses and Applications:**
1. **Construction and Manufacturing:**
- **Galvanizing:** Zinc is widely used to coat steel
and iron to prevent rusting. This process, known as galvanizing,
extends the lifespan of metal structures such as bridges, vehicles,
and pipelines.
- **Alloys:** Used in the production of alloys like
brass (a mixture of zinc and copper) and zinc die-casting alloys.
Brass is used in various applications including plumbing fittings,
musical instruments, and decorative items.
2. **Electronics:**
- **Batteries:** Zinc is a key component in batteries,
such as zinc-carbon and zinc-air batteries, providing energy
storage and power.
3. **Agriculture:**
- **Fertilizers and Soil Additives:** Zinc is an
essential micronutrient for plants and is used in fertilizers to
correct zinc deficiencies in soil, which is crucial for plant
growth and crop yield.
4. **Medicine and Health:**
- **Dietary Supplement:** Zinc is an essential trace
element in human nutrition and is vital for immune function, cell
division, and wound healing. It is available in dietary supplements
and used to treat or prevent zinc deficiency.
- **Topical Treatments:** Used in ointments and creams
for its anti-inflammatory and antimicrobial properties, such as in
treatments for diaper rash and acne.
5. **Coatings and Finishes:**
- **Paints and Coatings:** Zinc compounds, such as
zinc oxide, are used in paints and coatings for their
anti-corrosive properties and as pigments.
6. **Consumer Products:**
- **Coins and Jewelry:** Zinc is used in the
production of coins and some jewelry items due to its malleability
and low cost.
#### **Forms of Zinc:**
- **Metallic Zinc:** Used in construction and manufacturing
applications.
- **Zinc Oxide:** A white powder used as a pigment in paints and as
a protective agent in sunscreens and skincare products.
- **Zinc Sulfate and Zinc Chloride:** Used in various industrial
processes and as dietary supplements.
- **Zinc Alloy:** Includes brass and other alloys used for various
mechanical and decorative purposes.
#### **Health and Safety:**
- **Essential Nutrient:** Zinc is crucial for human health, but
excessive intake can lead to toxicity. Recommended dietary
allowances are established to prevent deficiency and avoid
overdose.
- **Industrial Safety:** Zinc fumes and dust can be hazardous if
inhaled, and proper safety measures should be followed in
industrial settings.
#### **Environmental Impact:**
- **Recycling:** Zinc is highly recyclable and often recovered from
scrap metal and used in new products, reducing environmental impact
and conserving natural resources.
- **Environmental Role:** Zinc plays a role in various
environmental processes, including the growth of plants and the
health of ecosystems.
### **Summary:**
Zinc is a multifaceted metal with critical applications in
construction, manufacturing, agriculture, medicine, and consumer
products. Its properties, including corrosion resistance and
reactivity, make it valuable for a wide range of uses. As an
essential trace element, zinc also contributes to human health,
although its use and handling must be managed carefully to avoid
potential risks.
国家: | Philippines |
型号: | - |
离岸价格: | 1 ~ 3 / Piece ( Negotiable ) 获取最新报价 |
位置: | PHILIPPINES |
最小订单价格: | 1 per Piece |
最小订单: | 500 Piece |
包装细节: | Selling Units: Single item Single package size: 20X20X0.2 cm Single gross weight: 20.000 kg |
交货时间: | 7-21 DAYS |
供应能力: | 100000 Piece per Week |
付款方式: | T/T |
產品組 : | steel |