PVC spot market atmosphere followed weakness, the mainstream prices have been loose. Due to the relatively tight supply of spot goods, the adjustment range of PVC spot price is not large, and it is
In December, the domestic polypropylene aggregate market continued to decline. The continuous high level of the supply side made the market more worried, while the follow-up strength of the demand s
(1) The sheet is too hot. The following methods can be adopted to exclude:
Shorten the heating time properly.
Reduce the heating temperature properly.
(2) The melt flow rat
The Japanese media pointed out that the "Nikkei Asia 300 index" reached a one-year and six-month high on December 27. This shows that funds have begun to return
