A necessary machine in compoundrubber strip of insulating glass.
该机是用制作复合胶条式中空玻璃的必备产品。
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There is obvious difference in licence management and tariff tax rate between compoundrubber and natural rubber, it brings a certainty difficulty to the custom.
The key of designing the mold for rubber spring and compoundrubber spring curing and some problems that need pay attention while assembling were introduced briefly.