Knowledge
Practical technical notes for rubber & chemical sourcing, plus real-world playbooks for buying direct from Chinese factories — so overseas buyers know exactly what they are getting.

Rubber Compounding Ingredients Explained: Fillers, Cure Systems & Additives
What actually goes into a rubber compound beyond the base polymer — and why each ingredient exists.
View →IngredientsAccelerators MBT, MBTS, CBS, TBBS and TMTD: How to Choose
A buyer's comparison of the common thiazole and sulphonamide accelerators, their cure speed and their scorch safety.
View →Ingredients6PPD vs TMQ vs IPPD: Selecting an Antiozonant
Staining versus non-staining, static versus dynamic service, and the level you actually need in a tyre sidewall compound.
View →IngredientsInsoluble Sulphur IS-7020: Why Blooming Happens
What insoluble sulphur is, why it is specified in steel-belted tyre compounds, and how storage conditions can ruin it.
View →IngredientsSilane Si-69 and Silica Compounds: Getting the Coupling Right
What the coupling reaction needs in order to work, and why silanisation failures look like dispersion problems.
View →IngredientsProcess Oils and Plasticisers: Aromatic, Naphthenic and Bio-based
How oil type affects low-temperature flexibility, compatibility and the regulatory status of the finished article.
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