China supplier Beautiful, Safe and Fall Proof Mobile Phone Clip Double Chain

Product Description

Creative design mobile phone clip chain

Item Name   Creative design mobile phone clip chain
texture of material Soft ceramic rice beads acrylic
Logo logo can be customized
MOQ 20pcs
Size and weight Refer to dimension drawing
Sample Fee Yes , and it will be returned when you place order
Sample time Within 5 work days
Service Welcome OEM&ODM
Payment T/T, Western Union,Paypal,Money Gram
Delivery time within 15-20days after getting deposit
Packing individual OPP bag +A carton or as client request
Shipment Shipping by DHL,Fedex, UPS 
Certification ISO9001 ,SGS, BSCI
Advantage 18 years experience in jewelry manufacturing
Main Business Rings, Pendant, Cufflinks, Bracelet, Necklace, Earrings, Bangles
Feedback Welcome customer to give us any  suggestion about our product and service so that we can improve them

Our advantage & service

1.OEM&ODM orders are welcome.
We have more than 10 professional design staffs, and hundreds new designs will be offered monthly.

2.Samples order will be available before the production.
The sample fee is about 30$-100$(depend on designs), and it can be returned once mass order grand total to 500pcs/design.

3.Welcome the customers or the third-party companies audit inspection.
Our factory passed the ISO90001, BSCI, L’Oreal audit inspection certification,SGS,ROHS etc.

4.Our professional staff will control the quality strictly.
The QC staff will checking every craft step during production. And the products will be double checking before final packing and shipment.

5.We provide excellent after-sales services.
Our jewelries are with PVD Plating,usually, they are with 6-12 month fade-proof warranty(if the customers has requests for keeping colors, we can adjust the technology for plating, the longest warranty can be mostly 3 year fade-proof ), the broken items can be repair for free.

7.Packaging :OPP bag and export carton.Customized packing is also welcomed.

8.Delivery time: Usually, 7-15 working days for sample order, and 20-25 working days for mass production. It depends on the crafts of designs. 

9.Payment Terms: T/T, Paypal, Western Union. Deposit(30% of total amount) at first, and the balance(70% of total amount) should be paid before shipment.

10. Shipping Types: DHL,UPS, EMS,FedEx etc.

After Sales
1).We are very glad that customer give us some suggestion for price and products.
2).If any question,please let us know it in the first.We can deal with them for you in time.
3). We will send many new styles irregular to our old customers

How to work with us ?
1. Tell us which products do you need.
2. If you have any questions, please tell us, we will answer all of your questions in detail.
3. Discuss and decide the price. 


Q1.What is your main material ?
A:Soft ceramic rice beads acrylic

Q2.What is your jewelry MOQ?
A: The MOQ is 100-200pcs/color/design.
Q3.What is your shipping way?
A: By sea, by air or by express.
Q4.How long is your lead time?
A: It depends on the quantity you order, but usually is 25-30 working days.
Q5.Can we order the color we want?
A: Yes,we can make any color you want.
Q6.Can you do custom logo on the hoop earrings?
A: Yes, OEM& ODM are welcomed.

Shipping Cost:

Estimated freight per unit.

To be negotiated
Type: Mobile Phone Clip Chain
Material: Metallic Copper
Logo Printing: With Logo Printing
US$ 10.2/piece
1 piece(Min.Order)


Order Sample

Chain and rectangular block stretching clip


Customized Request

double chain

Can double chains be used in marine or underwater applications?

Yes, double chains can be used in marine or underwater applications, provided they are made from materials that offer good corrosion resistance and suitable lubrication is applied to prevent rust and ensure smooth operation. Marine and underwater environments pose unique challenges for power transmission systems due to the presence of saltwater, which can cause accelerated corrosion.

Here are some factors to consider when using double chains in marine or underwater applications:

1. Corrosion Resistance: The chains should be made from corrosion-resistant materials, such as stainless steel or special coatings, to withstand the harsh marine environment. This prevents rust and corrosion, ensuring the chains maintain their structural integrity and functionality over time.

2. Lubrication: Proper lubrication is crucial to protect the chain’s internal components from seawater exposure and corrosion. Lubricants with water-resistant properties should be used to ensure smooth operation and reduce wear.

3. Sealing and Protection: In some cases, additional seals or protective covers may be added to the chain to prevent water ingress and reduce the risk of corrosion. These protective measures help prolong the chain’s service life in marine environments.

4. Regular Maintenance: Regular inspection and maintenance are essential in marine and underwater applications. Routine checks for signs of corrosion, wear, or damage, along with proper cleaning and lubrication, help ensure the chains continue to function reliably.

5. Load and Environment: The specific application requirements, including the magnitude of the loads, the depth of submersion, and the presence of other environmental factors, should be carefully considered when selecting and using double chains in marine settings.

6. Certifications and Standards: Depending on the application and industry, adherence to specific certifications and standards may be necessary to ensure compliance and safety in marine or underwater environments.

By taking these factors into account and choosing appropriate chain materials and maintenance practices, double chains can be successfully utilized in marine or underwater applications, providing reliable power transmission despite the challenging environmental conditions.

double chain

How do double chains compare to other types of chains in terms of efficiency?

Double chains offer excellent efficiency in power transmission systems compared to other types of chains. Here are some key points to consider:

  • Low Friction: Double chains are designed with precision components and high-quality materials, resulting in reduced friction during operation. This low friction helps to minimize energy losses and maximize the efficiency of power transmission.
  • Smooth Operation: The precise manufacturing and assembly of double chains contribute to their smooth and consistent operation. This smoothness reduces vibrations and unnecessary movement, resulting in improved efficiency.
  • Minimal Stretching: Double chains have excellent tensile strength and resistance to elongation, which means they experience minimal stretching under heavy loads. This characteristic helps maintain the desired pitch distance between chain links, ensuring efficient power transmission without loss of tension or accuracy.
  • Accurate Sprocket Engagement: Double chains have precise link-to-link engagement with the sprockets, allowing for accurate and efficient power transfer. This ensures minimal slippage and optimal power transmission efficiency.
  • Reduced Wear and Tear: Double chains are designed to resist wear and provide long-lasting performance. With proper lubrication and maintenance, they can operate efficiently over extended periods, reducing the need for frequent replacements.
  • Wide Range of Speeds: Double chains can accommodate a wide range of speeds, making them suitable for both low-speed and high-speed applications. Their efficient design allows for smooth operation and power transfer at different rotational speeds.

Compared to other types of chains, such as standard roller chains or specialty chains, double chains offer enhanced efficiency due to their low friction, precise manufacturing, and resistance to stretching. These characteristics make double chains an excellent choice for applications that require high efficiency and reliable power transmission.

double chain

What is a double chain and how is it used in various applications?

A double chain, also known as a double pitch chain, is a type of roller chain that has larger pitch (spacing between the pins) compared to standard roller chains. It is primarily used in applications that require long-distance conveying or low-speed power transmission. Here’s a detailed explanation:

  • Design and Construction: A double chain consists of alternating sets of standard-sized and elongated links, resulting in a larger pitch. The elongated links have double the pitch length compared to the standard links. The elongated links typically have rollers and pins of the same size as standard chains.
  • Long-Distance Conveying: Double chains are commonly used in conveyor systems where materials need to be transported over long distances. The larger pitch allows for wider spacing between the attachments or buckets, enabling efficient material handling in industries such as agriculture, mining, and bulk material handling.
  • Low-Speed Power Transmission: Double chains are also used for power transmission in low-speed applications, where the larger pitch helps to reduce the speed of rotation. This makes them suitable for applications such as slow-moving machinery, industrial mixers, and agricultural equipment.
  • Attachment Options: Double chains can be equipped with various attachments such as extended pins, flights, or buckets to meet specific application requirements. These attachments provide additional functionality for carrying or lifting objects along the conveyor system.
  • Interchangeability: Double chains are designed to be compatible with standard roller chain sprockets, allowing easy integration into existing systems or equipment without the need for major modifications.
  • Lubrication and Maintenance: Like standard roller chains, double chains require regular lubrication to minimize wear and ensure smooth operation. Proper tensioning and periodic inspection of the chain are also important for maintaining performance and extending chain life.

Double chains offer a cost-effective solution for conveying bulk materials over long distances or for low-speed power transmission applications. Their design and construction provide durability, flexibility, and compatibility with standard sprockets, making them versatile and widely used in various industries.

China supplier Beautiful, Safe and Fall Proof Mobile Phone Clip Double Chain  China supplier Beautiful, Safe and Fall Proof Mobile Phone Clip Double Chain
editor by CX 2023-09-25