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巴黎翠？东方青！横跨西南东北，鳞翅与千里江山共青翠

市集｜和200+原创品牌一起，躺进“Pom”松的生活柔软剂里! Pt.1

【非洲黑木，是地球上最昂貴且最稀有的木材之一】 非洲黑木是一种备受珍视的独特木材，以其卓越的特性和丰富的文化意义而闻名。它在精湛的工艺和音乐领域占有特殊的地位。 特性： 1) 卓越的密度和硬度：非洲黑木密度极高，比重约为 1.27（1270 千克/立方米）。这意味着它会沉入水中，这对于木材来说非常罕见。其詹卡硬度高达 3,220 磅力（lbf），远超橡木和枫木等常见硬木。这种极高的硬度使其经久耐用，并能完美地保留复杂的细节。 2) 深邃亮泽的色泽：心材通常为深紫褐色至几乎全黑，并常带有浓郁的棕色和紫色晕彩的微妙条纹。 3) 细密均匀的纹理：其极其细密均匀的纹理使其即使无需额外涂层也能加工出光滑亮泽的表面。此外，其车削加工性能也极其出色。 4) 尺寸稳定性和防潮性：非洲黑木高度稳定，防潮性能优异，非常适合湿度变化可能导致翘曲或开裂的精密应用。 5) 声学特性：其密度和稳定性使其音色出色，使其成为备受追捧的“音木”。 栖息地和生长： 非洲黑木原产于非洲季节性干旱地区，西起塞内加尔，东至厄立特里亚，南抵坦桑尼亚，直抵莫桑比克和南非东北部。它通常生长在干燥的林地或稀树草原。树木通常较小，平均高20-30英尺（6-9米），直径很少超过1英尺（0.3米）。非洲黑木生长缓慢，这使其稀有且价值不菲。采伐非洲黑木颇具挑战性，因为它质地坚硬，而且树心的髓心经常滋生蚂蚁，会将粗糙的沙子和泥土堆积在树干各处。 主要用途： 非洲黑木的独特属性使其在各种用途中都极具吸引力： 1) 乐器：这是其最著名的用途。它是制作高端木管乐器（例如单簧管、双簧管、长笛、巴松管、短笛和风笛）的传统首选木材。其密度和优美的音色对于产生这些乐器所特有的饱满、共鸣的音色至关重要。它也用于制作吉他、尤克里里和曼陀林。 2) 精细木工和艺术：它能够保留复杂的细节，外观精美，是装饰性车削、雕刻和小型雕塑的首选材料。 3) 特殊物品：其他用途包括定制刀柄和枪柄、烟斗、钢笔笔身、鸭嘴器、象棋棋具以及各种镶嵌工艺。历史上，由于其对某些可能导致生锈的化学化合物具有抵抗力，它也被用于制作手术器械的手柄。 The Majesty of African Black Wood African Blackwood is a highly prized and unique timber, renowned for its exceptional properties and rich cultural significance. It holds a special place in the world of fine craftsmanship and music. Characteristics and Properties: 1) Exceptional Density and Hardness: African Blackwood is incredibly dense, with a specific gravity of around 1.27 (1270 kg/m3). This means it sinks in water, which is highly unusual for wood. Its Janka hardness rating is an impressive 3,220 lbf, far surpassing common hardwoods like oak and maple. This extreme hardness contributes to its durability and ability to hold intricate details. 2) Deep, Lustrous Color: The heartwood is typically a very dark purplish-brown to almost entirely black, often with subtle streaking of rich browns and violet iridescence. 3) Fine and Even Grain: Its extremely fine and even texture allows it to be machined to a smooth, lustrous finish, even without additional coatings. It also turns exceptionally well. 4) Dimensional Stability and Moisture Repellence: African Blackwood is highly stable and resistant to moisture, making it ideal for precision applications where changes in humidity could cause warping or cracking. 5) Acoustic Properties: Its density and stability contribute to its excellent tonal qualities, making it a highly sought-after "tonewood." Habitat and Growth: African Blackwood is native to seasonally dry regions of Africa, stretching from Senegal in the west to Eritrea in the east, and south through Tanzania to Mozambique and northeastern South Africa. It typically grows in dry woodlands or savannas. The trees are generally small, averaging 20-30 feet (6-9 meters) tall, with a diameter rarely exceeding 1 foot (0.3 meters). They are slow-growing, which contributes to their rarity and value. Harvesting African Blackwood can be challenging due to its hardness and the fact that the pith in the center of the trees is often infested with ants, depositing abrasive sand and dirt throughout the trunk. Primary Uses: The unique properties of African Blackwood make it highly desirable for a variety of applications: 1) Musical Instruments: This is its most renowned use. It is the traditional and preferred wood for crafting high-end woodwind instruments such as clarinets, oboes, flutes, bassoons, and piccolos, as well as bagpipes. Its density and melodious tone are critical for producing the rich, resonant sound these instruments are known for. It's also used in guitars, ukuleles, and mandolins. 2) Fine Woodworking and Art: Its ability to hold intricate detail and its attractive appearance make it a favorite for ornamental turning, carving, and small sculptures. 3) Specialty Items: Other uses include custom knife and gun handles, smoking pipes, fountain pen bodies, duck calls, chess sets, and various inlay work. Historically, it was also used for the handles of surgical instruments due to its resistance to certain chemical compounds that can cause rust. http://t.cn/A6FcVcge

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