Calcium carbide Price — China Factory EXW 2026

Calcium carbide price Spec: First-grade product;Small amount of crushed calcium carbide;Small amount of crushed calcium carbide for external sale;Crushed

China EXW, VAT excluded

Newest China EXW USD 346.74 / MT · VAT excluded +4.4336 (1.00%) as of 20261111

Newest Price 346.74

Price Date 20261111

Day's Change +4.43

Day's Range 346.74 - 351.18

Month's Change -9.62

Month's Range 346.74 - 337.12

Year's Change +27.98

Year's Range 346.74 - 318.76

Beyond safety, this reactivity underpins the entire downstream value chain. Acetylene generated from calcium carbide feeds BDO, PVC, and other acetylene-based chemicals. Any disrup...

Also known as calcium acetylide, Calcium Carbide, 10-40 Mesh, Calcium Carbide, Anhydrous, calcium ethynediide

Opinions

Why is calcium carbide reacting with water so violent, and what does this mean for industrial safety?

Beyond safety, this reactivity underpins the entire downstream value chain. Acetylene generated from calcium carbide feeds BDO, PVC, and other acetylene-based chemicals. Any disruption in carbide quality or moisture management directly impacts gas yield and downstream process stability. Buyers should specify particle size and packaging standards carefully, as these influence both reaction control and transport safety.

What role does calcium carbide play in China's coal chemical strategy amid oil price volatility?

The export angle is often overlooked. China exports only about 156,000 tonnes annually, roughly 0.4% of output, with India as the top buyer. This means domestic pricing is insulated from global trade flows. For international buyers, this creates a two-tier market: Chinese domestic prices reflect local coal and power costs, while overseas buyers must factor in logistics and limited export availability.

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Calcium carbide price context

What drives Calcium carbide prices

Why is calcium carbide reacting with water so violent, and what does this mean for industrial safety?: Beyond safety, this reactivity underpins the entire downstream value chain. Acetylene generated from calcium carbide feeds BDO, PVC, and other acetylene-based c...

What role does calcium carbide play in China's coal chemical strategy amid oil price volatility?: The export angle is often overlooked. China exports only about 156,000 tonnes annually, roughly 0.4% of output, with India as the top buyer. This means domestic...

How we assess Calcium carbide price

China factory / mainstream market EXW quotes (VAT excluded where shown) - not a single global public index

Regional and specification detail so buyers can compare like-for-like grades

Landed cost figures from our calculator are planning estimates, not a customs ruling

Overview

Calcium carbide (CaC₂, CAS 75-20-7) is a grey-black crystalline solid that hydrolyses in water to release acetylene gas. It is a key industrial intermediate in China, mainly used to produce acetylene for downstream chemical synthesis.

Industrial: primary feedstock for acetylene production, which is then used to make PVC (via the calcium carbide route), BDO, PVA, and other chemicals.
Chemical synthesis: supplies acetylene for the Reppe (alkyne-aldehyde) process in BDO manufacturing.
Energy & materials: used in the production of calcium cyanamide and as a desulphurising agent in steelmaking.

China's calcium carbide industry is dominated by the carbide-to-acetylene route for PVC and BDO, with electricity as the largest cost component. Capacity has been declining under strict environmental and industrial policies, which classify new carbide projects as restricted and list the product as high-pollution and high-risk. This has tightened supply and driven downstream cost increases.

Key domestic producers:
Shuangxin Environmental – integrated producer with captive power, carbide, PVA, and cement operations.
Junzheng Group – operates a full chain from self-supplied power and coal to carbide and PVC resin.

Properties

Name

Calcium carbide

calcium acetylide

Calcium Carbide, 10-40 Mesh

Calcium Carbide, Anhydrous

calcium ethynediide

CAS Number

75-20-7

EINECS No.

200-848-3

Risk Codes

S8;S43;S43A;S39;S26

Safety Description

R15;R41;R37/38

HS Code

2849100000

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ChemPriceHub

Calcium carbide price Spec: First-grade product;Small amount of crushed calcium carbide;Small amount of crushed calcium carbide for external sale;Crushed

Recent market notes

Rising demand drives sustained upward trend in calcium carbide prices

On November 11, the PVC market in the Zibo region trended upward with fluctuations, while futures prices opened low and closed high.