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Buton Natural Asphalt Provider
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Natural Asphalt Rock from Indonesia

A unique natural resource found only in Indonesia, it is naturally formed from the combination of rock and pure asphalt content. This material is a superior raw material for producing additives or fillers in hot mix asphalt to enhance road quality.

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Smart Investment for Durable Roads

Enhance your infrastructure quality with Buton Asphalt B 5/20! With just 3% in your hot mix, you can improve road stability and strength while extending its lifespan. Choose the best solution for reliable, durable roads with reduced maintenance costs.

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Eco-Friendly Buton Asphalt for National Infrastructure

WIKA Aspal menghadirkan produk aspal Buton berkualitas seperti WIKA AB B 5/20 yang kuat dan fleksibel, ideal untuk proyek infrastruktur nasional yang tahan lama.

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Who We Are

7 years of Contributing to Building the Nation

PT Wijaya Karya Aspal, established on February 8, 2017, is a company engaged in the mining, processing, and trading of natural asphalt from Buton Island, Sulawesi, Indonesia. With a commitment to quality and sustainability, the company plays a significant role in supplying asphalt materials to domestic and Asian markets.

10+

Shipment Done
(Since 2022)

100,000 MT+

Production Capacity
(Annually - AHR)

Indonesia

Domestic Market

China

International Market

Wika Aspal

Our Product

WIKA AHR

WIKA AHR Crushed

WIKA AHR Hammermill

WIKA B 5/20

Wika Aspal Newsroom

Our Latest Information

印尼道路上的卡邦卡布顿沥青

布顿天然沥青 B 5/20 类型被用作添加剂,以提高热拌沥青的质量。布顿天然沥青 B 5/20 属于颗粒状沥青,通过破碎机、锤磨机和烘干机加工,以减小颗粒尺寸并降低含水量。 布顿天然沥青 B 5/20 的一个优势是其使用不需要特殊设备,因此即使是从未使用过该材料的承包商也能轻松应用。 根据印度尼西亚公共工程和住房部第 18/PRT/M/2018 号条例《布顿沥青在道路建设和养护中的使用》,布顿天然沥青 B 5/20 可用于两类道路交通,即 II 类道路和 III

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布顿沥青的沥青质含量

使用沥青铺设道路的功能之一是使道路在给定荷载下能够更舒适地通行。沥青质是一种与弹性(G’)相关的成分,而弹性(G’)在沥青混合料承受车辆荷载时,有助于提高其延展性和可恢复性。因此,沥青质含量越高,道路越硬越稳定。 布顿沥青的沥青质含量较高,约占其总化学含量的39.45%。布顿卡邦卡沥青的加工形式之一是颗粒状,即WIKA B 5/20,针入度为5dmm,沥青含量为20%。该产品有50公斤和1000公斤两种包装。在中国,这种颗粒由于其作为添加剂的价格相对较低而被广泛使用。在台湾,使用布顿沥青作为添加剂可以提高沥青路面的高温稳定性、低温抗裂性和抗水损害性,而且成本比SBS更低(林、罗、杨和刘,2011年)。 Referensi : (Lin Zhi-Hong, Luo Jin-Du, Yang Cheng-Xuan, Liu Ren-Hui. Studi Kelayakan Penggunaan Aspal Buton di

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Wika Aspal

Our Portfolio

Mining Natural Asphalt

Asphalt Industry

Asphalt Trade

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