Wollastonite with high aspect ratios is a good substitute for asbestos and glass short-fiber, which can widely be used in rubber, plastic and paint as filler with reinforcement and increment effects.
高长径比硅灰石是石棉和短玻璃纤维的理想替代品，可用作橡胶、塑料和油漆涂料的填料，起增量与补强的双重作用。
These pinholed areas will blow out paint or filler in a short time, so don't be tempted to just cover them up with body filler.
但是这些针眼往往很快使油漆或补土起泡，因此不能仅仅用补土盖住针眼了事。
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