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Tianjin Yunhai Carbon Element Products Co., Ltd.

A leading specialized manufacturer of Calcined Petroleum Coke (CPC) and industrial-grade Caustic Soda, leveraging waste heat for sustainable production.

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Who We Are

Tianjin Yunhai Carbon Element Products Co., Ltd. (Yunhai Carbon) is a leading specialized manufacturer of high-purity Calcined Petroleum Coke (CPC) and industrial-grade Caustic Soda.

Company Profile

Yunhai Carbon has established itself as a trusted name in the carbon and chemical industry, with over 11 years of experience and 28 practical new-type patents. We specialize in producing high-end, low-sulfur, high-purity Calcined Petroleum Coke (CPC) using advanced production technology.

Our innovation extends beyond core products — we utilize the waste heat from calcining stoves to produce industrial-grade Caustic Soda, maximizing energy efficiency and sustainability.

With a strong commitment to quality, we maintain steady raw material suppliers and operate our own laboratory for continuous in-process quality inspection and control.

Yunhai Carbon Manufacturing Facility

Vision & Policy

  • • Lead in innovation and sustainability in carbon and chemical manufacturing.
  • • Deliver high-purity, low-sulfur products with unmatched consistency.
  • • Empower meticulous management through a culture of craftsmanship.
  • • Provide exceptional service and build long-term global partnerships.

Heritage & Experience

Founded with a vision to redefine quality in carbon products, Yunhai Carbon has grown into a leader through relentless focus on technology, quality, and service.

Our General Manager, Wang Xuewen, has championed the "Craftsman Spirit" since 2016 — emphasizing dedication, precision, and continuous improvement in every process and product we deliver.

Our Products

High-performance carbon and chemical products engineered for industrial excellence and reliability.

Calcined Petroleum Coke

Calcined Petroleum Coke

High-purity, low-sulfur CPC ideal for aluminum smelting and graphite electrodes.

  • Sulfur: < 0.5%
  • Fixed Carbon: > 98.5%
  • Volatiles: < 0.5%
Caustic Soda

Caustic Soda

Industrial-grade NaOH produced using waste heat recovery for sustainability.

  • Purity: 99% min
  • Form: Flake or liquid
  • Applications: Chemical processing, textiles, pulp & paper
Calcined Pitch Coke

Calcined Pitch Coke

High-density carbon material used in electrodes and refractories.

  • True Density: > 2.08 g/cm³
  • CTE: Low coefficient of thermal expansion
  • Grades: Standard & premium
Carburant

Carburant

Efficient carbon additive for steelmaking and foundry applications.

  • Carbon Content: > 95%
  • Low Ash & Moisture
  • Fast Dissolution Rate
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High-Purity CPC (Ultra Low Sulfur)

Specialty grade with sulfur content below 0.3% for premium applications.

  • Sulfur: < 0.3%
  • Resistivity: Ultra-low
  • Applications: Aerospace, high-end electrodes
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Custom-Grade Caustic Soda

Tailored concentrations and packaging for specific industrial needs.

  • Concentrations: 30%-50%
  • Packaging: Drums, totes, bulk
  • Custom Solutions Available
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Graphite Coke

Highly crystalline carbon material for advanced electrode manufacturing.

  • Crystallinity: High
  • CTE: Extremely low
  • Applications: Graphite electrodes, EDM
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Carbon Additives Mix

Blended formulations for optimized performance in metallurgical processes.

  • Custom Blends
  • Consistent Performance
  • High Carbon Yield
View Full Product Catalog

Why Choose Yunhai Carbon?

We are not just a supplier — we are a strategic partner in industrial excellence.

Four “No. 1” in China

No.1 in low-sulfur high-purity products, production technology, sieving volume, and reputation & service.

11+ Years of Expertise

Over a decade of field experience and 28 practical new-type patents in carbon and chemical processing.

Strict Quality Control

In-house lab and continuous monitoring ensure consistent, high-purity output across all batches.

Strategic Location

Based in Tianjin — 20km from Xingang Port, 50km from airport, 60km from city center. Ideal for global logistics.

Production Process

From raw material to high-purity output — every step is optimized for quality, efficiency, and sustainability.

  1. 1 Raw material sourcing from trusted suppliers with strict quality benchmarks.
  2. 2 Pretreatment and drying to remove moisture and impurities.
  3. 3 Calcination at high temperatures (1200–1350°C) in rotary kilns.
  4. 4 Waste heat recovery used to produce industrial-grade Caustic Soda.
  5. 5 Grinding, sieving, and packaging with precision control.
  6. 6 Final quality inspection and batch certification before shipment.
Production Process

Latest News

Stay updated with company announcements and industry insights from Yunhai Carbon.

Company News Oct 18, 2023

Review the Craftsman Spirit and Promote Meticulous Management

On February 23, 2016, General Manager Wang Xuewen delivered a speech titled "Calling for Craftsman Spirit," redefining dedication, precision, and continuous improvement as core values in our operations.

Company News Oct 18, 2023

Review the Craftsman Spirit and Promote Meticulous Management

On February 23, 2016, General Manager Wang Xuewen delivered a speech titled "Calling for Craftsman Spirit," redefining dedication, precision, and continuous improvement as core values in our operations.

View All News

Get in Touch

For inquiries, product specifications, or partnership opportunities, visit our official website.

Phone: (0086)-22-67281106 (Beijing Time 8:00–18:00)
Email: [email protected]
Hours: Monday–Friday: 8:30 AM – 5:30 PM
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