阅读说明：本技术 一种适用于铝合金的包装涂料 (Packaging coating suitable for aluminum alloy ) 是由 程峰 于 2019-10-21 设计创作，主要内容包括：本发明是一种适用于铝合金的包装涂料,包含添加剂和载体,配方中的原料按重量百分比组成分别是：0.5～6%石墨粉,10～35%锡粉,1～10%六甲基苯,0～3%硅烷偶联剂,0～2.5%稳定剂,5～20%悬浮剂,10～20%硫磺粉,30～60%粘结剂,通过本方法制备的产品,导热性提高,金属型铸件的晶粒得到细化,性能得到提高,冷却速度提高,细化铝合金表面的晶粒,显著增加表层细晶区的厚度,提高铝合金铸件表面的性能。(The invention relates to a packaging coating suitable for aluminum alloy, which comprises an additive and a carrier, wherein the raw materials in the formula comprise the following components in percentage by weight: the product prepared by the method has the advantages that the heat conductivity is improved, the crystal grains of the metal casting are refined, the performance is improved, the cooling speed is improved, the crystal grains on the surface of the aluminum alloy are refined, the thickness of a surface layer fine grain region is remarkably increased, and the performance of the surface of the aluminum alloy casting is improved.)

1. The packaging coating suitable for the aluminum alloy comprises an additive and a carrier, and is characterized in that the raw materials in the formula comprise the following components in percentage by weight: 0.5-6% of graphite powder, 10-35% of tin powder, 1-10% of hexamethylbenzene, 0-3% of silane coupling agent, 0-2.5% of stabilizer, 5-20% of suspending agent, 10-20% of sulfur powder and 30-60% of binder.

2. The packaging coating suitable for the aluminum alloy as claimed in claim 1, wherein the raw materials in the formula comprise, by weight: 0.5% of graphite powder, 10% of tin powder, 1% of hexamethylbenzene, 1% of silane coupling agent, 1% of stabilizing agent, 5% of suspending agent, 10% of sulfur powder and 30% of binding agent.

3. The packaging coating suitable for the aluminum alloy as claimed in claim 1, wherein the raw materials in the formula comprise, by weight: 6% of graphite powder, 35% of tin powder, 10% of hexamethylbenzene, 3% of silane coupling agent, 2.5% of stabilizing agent, 20% of suspending agent, 20% of sulfur powder and 60% of binding agent.

4. The packaging coating suitable for the aluminum alloy as claimed in claim 1, wherein the raw materials in the formula comprise, by weight: 4% of graphite powder, 23% of tin powder, 5% of hexamethylbenzene, 1.5% of silane coupling agent, 1.25% of stabilizing agent, 13% of suspending agent, 15% of sulfur powder and 45% of binding agent.

Technical Field

The invention discloses a packaging coating suitable for aluminum alloy.

Background

The die casting and the metal die casting have compact structures, so that the mechanical property is high, the casting structure can be effectively refined by coating the chilling type coating on the casting mould, the quality and the mechanical property of the casting are improved, and the metal surface processing cost is high in the prior art because the surfaces of the metal die casting and the die casting are required to be finished.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the packaging coating suitable for the aluminum alloy, the thermal conductivity is improved, the crystal grains of the metal type casting are refined, the performance is improved, the cooling speed is improved, the crystal grains on the surface of the aluminum alloy are refined, the thickness of a fine grain region on the surface layer is obviously increased, and the performance of the surface of the aluminum alloy casting is improved.

In order to achieve the purpose, the invention is realized by the following technical scheme: the packaging coating suitable for the aluminum alloy comprises the following raw materials in percentage by weight: 0.5-6% of graphite powder, 10-35% of tin powder, 1-10% of hexamethylbenzene, 0-3% of silane coupling agent, 0-2.5% of stabilizer, 5-20% of suspending agent, 10-20% of sulfur powder and 30-60% of binder.

Has the advantages that: the product prepared by the method has the advantages of improving the thermal conductivity, refining the crystal grains of the metal casting, improving the performance, improving the cooling speed, refining the crystal grains on the surface of the aluminum alloy, obviously increasing the thickness of the fine grain region on the surface layer and improving the performance of the surface of the aluminum alloy casting.

Detailed Description