The steel shots and steel grit manufactured by our plant reach or excel the National GB6484-86( steel shot) and the National GB6485-86( steel grit) standards and reach SAE.

• 生产的钢丸、砂的质量均达到国家GB6484-86（钢丸）GB6485-86（钢砂）准，达到SAE《美国汽车工程师协会标准》。