Industry Information

Update December 18, 2021

HDPE bottle injection blow molding characteristics

The characteristics of HDPE injection blow molding are as follows: The plastic melt is injected into the parison mold, and it undergoes a certain orientation effect in the circumferential direction...

Update December 18, 2021

Causes And Solutions For Bottom Accumulation Of Bottles

The automatic blow molding machine has become the mainstream equipment in the blow molding machine market, but the after-sales problem of the blow molding machine has always been the focus of the...

Update December 17, 2021

Several anti-aging methods commonly used in plastic materials-part1

In fact, polymer materials have become a necessity in every aspect of modern life. The latest progress in production and processing has further broadened the application range of plastics. In some...

Update December 17, 2021

What do the numbers 1 to 7 on the bottom of the plastic bottle mean?

"1"-PET (polyethylene terephthalate), use for 10 months will produce carcinogens. Number 1 in the triangle at the bottom of the plastic bottle: PET polyethylene terephthalate. Common mineral water...

Update December 16, 2021

Acceptance Standards for Packaging Bottle Moulds-part 8

Packing and shipping 1 The mold cavity should be cleaned and sprayed with anti-rust oil. 2 Sliding parts should be lubricated. 3 The inlet of the sprue bushing should be sealed with grease. 4 The...

Update December 15, 2021

Acceptance Standards for Packaging Bottle Moulds-part 7

Injection molding production process 1 The mold should have the stability of injection molding production and the repeatability of process parameter adjustment within the range of normal injection...

Update December 14, 2021

Injection blow molding machine knowledge

Injection volume: The injection volume refers to the amount of melt injected into the mold by the screw of the injection molding machine during injection. Injection volume=screw advance volume*p*C p...

Update December 14, 2021

Acceptance Standards for Packaging Bottle Moulds-part 6

Molding part, parting surface, exhaust groove 1 There should be no unevenness, pits, rust and other defects affecting the appearance of the front and back mold surfaces. 2 The insert is matched with...

Update December 13, 2021

Solutions to common problems of automatic bottle blowing machine blowing bottle

1. The bottom forming is not full Reasons: 1)The blowing pressure is not enough 2)The temperature of the preform is slightly lower when blowing Solution: 1)Check whether the high-pressure filter on...

Update December 13, 2021

Acceptance Standards for Packaging Bottle Moulds-part 5

Cooling and heating system 1 The cooling or heating system should be fully unblocked. 2 The seal should be reliable, the system should not leak under the pressure of 0.5MPa, and it is easy to repair...