Comparison of PC, PMMA Lenses and Silicone Optical Lenses

Jul. 20, 2021

Yejia Optical Technology (Guangdong) Corporation, as a group company located in Dongguan China for 12 years. Owned two division, optical and silicone division. We-silicone division has running mass production of optical LSR lens.

The Difference between Liquid Silicone and Solid Silicone

Jun. 10, 2021

Liquid silicone is in a liquid state and has fluidity. Solid silicone is solid and has no fluidity. Liquid silicone is generally used in baby products, daily-use silicone products and medical products, and it can directly contact food and the human body. Solid silicone is generally used in daily...

How to Judge Whether the Material of Silicone Product Has Reached Food Grade？

May. 11, 2021

With the deepening of the understanding of silicone products, silicone products are also favored by the majority of consumers. In general, these silicone products should be food grade silicone products, so as to ensure that in the process of consumer use, will not cause adverse effects on the huma...

The Difference of Non-injection and the Benefit of Non-injection of Silicone Products

Apr. 26, 2021

Product injection does not mean that all products can be used for fuel injection, mainly depends on the structure of the product, like silicone ring, in the injection process injection is not complete.

TPE TPU and silicone which Is More Suitable for Smart Watch Band Material?

Apr. 14, 2021

The materials used to make smart wrist watches are only TPE, silicone and TPU, so which material is more suitable for making smart wrist watches? Obviously, TPE/TPU is much more expensive than silicone, and medical-grade TPE/TPU is often used in medical supplies, which are closel...

Commencement ceremony after 2021 Spring Festival

Feb. 22, 2021

1. On February 19, 2021, the first day after the Spring Festival, the company held a commencement ceremony at the gate of the new office. All department personnel and leaders of the company arrived on time at 8:00.

Congratulations!- We moved to the new office

Feb. 02, 2021

January 25, 2021 is a gladsome and memorable day for housewarming. This day, all people gathered together to witness the historic moment of the office consolidation of the Optical division and Silicone division. The company held a grand ribbon-cutting and unveiling ceremony. More importantly, ...

Difference between silicone seal ring and TPE seal ring

Jan. 26, 2021

The performance of silicone sealing ring is as follows: 1. The tensile strength can reach 1500 PSI and tear resistance can reach 88 LBS, with good elasticity and good compression ratio. 2. It has good resistance to neutral solvent. 3. Excellent heat resistance. Silicone rubber has much be...