Possible ?
Exothermic welding
without preheating
“ Preheating-free Formula.
Cut Welding Time. ”
Sia Mao
Export Manager, Earthingo
S E E I N G
I S
B E L I E V I N G
01
Cold Moulds
- Outdoor temperature below 15℃ (November of 2025)
02
Load Weld Powder
- Without preheating, load welding powder directly.
03
More Steps
- Some more steps prior to igniting.
04
Ignite
- Successfully ignited.
- Used 3 different types of ignitors [1]
05
Check Welding Joint
- Good surface quality
06
Check Cross-section
- Also good cross-section surface
07
Preheating-free V.S. Preheating
- Which do you like?
- Which is more helpful to your work (construction operation or your sales) ?
WHAT ELSE ?
EARTHINGO’s exothermic welding moulds :
How they are produced?
earthingo.com/mold
Entire grounding material solutions for :
Solar energy projects
earthingo.com/solar
P R O V E N
V A L U E
f o r C L I E N T S
Trusted. Faster.
Selected by Big Companies [1]
For solar energy projects.
Qualification Documents
Ready to share full set of documents for your quick qualification audit.
Faster Delivery
Less transit time to help you better handle tight project schedule.
Video Meeting Approach
Video meetins can be arranged anytime during the project progress. Productive teamwork.
[1]
China Energy Engineering Corporation (CEEC)
A central – owned enterprise focusing on energy, power, and infrastructure construction.
Shanghai Stock Exchange (A – Share: 601868.SH)
Hong Kong Stock Exchange (H – Share: 03996.HK)
Company Market Capitalization: USD 14 Billion (as of January 5, 2026)
Power Construction Corporation of China (POWERCHINA)
A central – owned infrastructure enterprise engaged in energy and power sectors (including hydropower, wind power, photovoltaic power, etc.).
Shanghai Stock Exchange (A – Share: 601669.SH)
Company Market Capitalization: USD 12.8 Billion (as of January 5, 2026)
CGN Power Co., Ltd.
An energy enterprise operating in nuclear power, wind power, photovoltaic power and other fields.
Shenzhen Stock Exchange (A – Share: 003816.SZ)
Hong Kong Stock Exchange (H – Share: 01816.HK)
Company Market Capitalization: USD 27.1 Billion (as of January 5, 2026)
TBEA Co., Ltd.
An enterprise specializing in power transmission and transformation equipment manufacturing, providing power system solutions and engineering services.
Shanghai Stock Exchange (A – Share: 600089.SH)
Hong Kong Stock Exchange (H – Share: 01799.HK)
Company Market Capitalization: USD 19.5 Billion (as of January 5, 2026)
+86-182 2130 2791 (Ms. Sia)
info@earthingo.com
Have a Discovery Video Meeting :
Our Tech-Background G.M.
will Answer Your Questions in Person.