How do solve Venting Problem of moulding defection Venting Problem usually make plastic parts burned black. Add core or cavity pins is one good solution for solve Venting Problem. and even most difficult to adjust by plastic injection moulding parameters. Mould design and making should make venting design even though…
How to reduce sink marks
How to reduce sink marks of moulding defection Sink marks is popular moulded issue, it happens in the region of thick features such as ribs or bosses shrinks more than the material in the adjacent wall. How to reduce sink marks? We should consider the Factors effecting sink mark depth first:…
What is insert moulding
Insert moulding- Put insert inside before Moulding What is insert moulding? Insert moulding is putting insert when it is moulding, the insert is a metal object or ceramic any hard part, which is must be able to withstand the high-temperature and pressure of the injection moulding process.such as a pin,…
New opportunity of China mould maker?
What is new the opportunity of China mould maker? Let’s looking for the new opportunity of China mould maker in history, present and future. 1. History The history of mould industry developing just like China Economy developing. Yangtze River Delta economic circle and Pearl River Delta economic circle could represent the…
What is the cost of mould making?
Many customer is confusion for China Quotation. There are a hundred price in a hundred China mould makers . To clear it well, it is better to analysis the cost of mould making. What is the cost of mould making? As we all know, the main cost of mould is…
Urgent mould making
23 work days of T1 for mould with 35 sets exchange core inserts Mould Precision Co., Ltd. does a very good job for urgent mould making in China. We are not firemen, but we do a real good job as firemen. There are 4 pcs exchange cavity and 5 pcs…
SPI Mould Specifications
Mould Precision Co., Ltd. is full know well for mould making in China with SPI Mould Specifications. SPI Mould Specifications is including class 101 mould, class 102 mould, class 103 mould, class 104 mould and class 105 mould. From prototype mould to mass production mould. GENERAL SPI Mould SPECIFICATIONS 1. Customer…
