China best CZPT Design Fashion Round Eye Glasses Chain Sunglasses Rope with Free Design Custom

Product Description

Manufacturing Information:

Item name

Glasses chains 

Item No.







Optical glasses, sunglasses,goggles


OPP bag

Lead time

7~15 days 


100 dozens


By sea, air, or expressage.

Price terms


Payment terms

T/T,Paypal,Ali pay,Western Union




Business inductions:
HangZhou River Optical Co., Ltd. is a manufacturer of lens cloth, lens clear spray,

and other add-ons for optical supplies, with properly-geared up screening products and

strong technical drive. In  DanYang City,ZheJiang  Province.


With a broad assortment, excellent high quality, realistic charges and fashionable types, our products

are extensively used in optical add-ons and other industries.


 If you are fascinated in our products, make sure you will not wait to contact us for more data.

Locate the roller chain at EP, which has a broader waistline plate to assist have heavier loads on conveyor belts, wire rod machines, printing presses and numerous other industrial programs. Roller chains are fully interchangeable and pre-lubricated to aid decrease elongation. Pick solitary or riveted chains with zinc and aluminum coatings to aid avoid rust and chemical corrosion.
Chain pitch: refers to the distance amongst the hinge middle of 1 chain hyperlink and the hinge center corresponding to the adjacent chain url. Sprocket Pitch Circle Diameter: The diameter of the circle exactly where the center of the hinge is when the chain is wrapped all around the ball. The hinge facilities of the chain and the circles drawn through these facilities are referred to as pitch circles, and their diameters are known as pitch circle diameters.These chains are employed to continuously carry and express content at a pace of 2 m/s. There are two types of conveyor chains: Removable or hooked chains: This kind of conveyor chain is utilized for energy transmission in between conveyors of shorter lengths. Closed chain: composed of the cylinder block and connecting rod, forged and shaped, with high toughness following heat remedy.

China best CZPT Design Fashion Round Eye Glasses Chain Sunglasses Rope     with Free Design Custom