Product Description
| Model NO. | 06C/08A/10A/12A/16A/20A/24A/28A/32A/40A/06B/08B/10B/12B/16B/20B/24B/28B/32B/40B-1/2/3 Heavy duty |
| Chain Model | Roller Chains |
| Structure (for Chain) | Roller Chain |
| Specification | GB/T, DIN, ANSI, ISO, BS, JIS. |
| Origin | HangZhou, ZheJiang |
| Color | Solid Color |
| Chain Color | Customized |
Our company
Wolff Chain Co. is 1 of the professional chain manufacturers in China. We focus on reseaching, manufacturing and trading of the chain drive with famous brands — “DOVON” and “DECHO”. We supply OEM services for many famous enterprises such as SUZUKI, XIHU (WEST LAKE) DIS., FAW, AGCO, JUMING as well.
Wolff mainly producing the Transmission chains,Conveyor chains,Dragging Chains,Silent chains,Leaf chains,Roller chains,Special chain and many other series of chain products. Our technicians a have improved the chains quality to the world-level. High quality material selection, powerful and precise heat-treatment technology and excellent assembly methods ensure Wolff chains meet the tough and strict requirements for machines and vehicles.
All of our products completely conform to the international standard such as ISO\DIN\ANSI\BS\JIS, etc. Wolff has been successfully certified by ISO9001 Quality Management System,SGS inspection and BV inspection. Wolff chains can be widely applied to many industries including automobile, motorcycle, forklift, wood processing machine, constructure machine, packing machine, food machine,tobacco machine and agricultural equipments. Wolff chains are popular in America,South America,Europe,Middle East, South East Asia and Africa markets.
Our workshop
Our certification
Welcome to our exhibition
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in single color box. If you have special request about packing, pls negotiate with us in advance, we can pack the goods as your request.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance. Other payments terms, pls negotiate with us in advance, we can discuss.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.
Q4. How about your delivery time?
A: Generally, it will take 25 to 30 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.We welcome sample order.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
| Standard or Nonstandard: | Standard |
|---|---|
| Application: | Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Food Machinery, Marine, Mining Equipment |
| Surface Treatment: | Oil Blooming |
| Structure: | Roller Chain |
| Material: | Carbon Steel |
| Type: | Short Pitch Chain |
| Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Can roller chains be used in food processing or pharmaceutical industries?
Roller chains can be used in certain food processing and pharmaceutical applications, but there are specific considerations and requirements to ensure compliance with industry standards and regulations. Here’s a detailed answer to the question:
1. Food Grade Materials: In food processing and pharmaceutical industries, it is essential to use roller chains made from food-grade materials. These materials are non-toxic, corrosion-resistant, and designed to meet the hygiene and cleanliness requirements of these industries. Stainless steel chains or chains with special food-grade coatings are commonly used.
2. Lubrication: Proper lubrication is crucial in food processing and pharmaceutical applications to prevent contamination. Food-grade lubricants that are safe for consumption or lubrication-free chains are often used to meet the industry standards and regulations. It’s important to ensure that the lubricants used are compatible with the specific chain material and application requirements.
3. Cleanliness and Sanitization: The equipment and chains used in food processing and pharmaceutical industries must be designed for easy cleaning and sanitization. Smooth surfaces, without crevices or pockets that can trap food particles or bacteria, are preferred. Regular cleaning and maintenance procedures should be implemented to ensure proper hygiene and prevent the risk of contamination.
4. FDA and Regulatory Compliance: Roller chains used in food processing and pharmaceutical industries must comply with the regulations set by the Food and Drug Administration (FDA) or other relevant regulatory bodies. These regulations specify the acceptable materials, lubricants, and cleanliness standards for equipment used in these industries.
5. Hazard Analysis and Critical Control Points (HACCP): The Hazard Analysis and Critical Control Points system is commonly implemented in the food processing industry to identify and control potential hazards. When using roller chains in food processing, it’s important to assess the risks and implement appropriate measures to prevent contamination, such as installing guards to protect the chain from direct contact with food products.
While roller chains can be used in food processing and pharmaceutical industries, it is crucial to consult industry-specific guidelines and work with suppliers or manufacturers experienced in supplying chains for these applications. Adhering to industry standards and regulations ensures the safe and reliable use of roller chains in such sensitive environments.

How do roller chains handle abrasive environments?
Roller chains are designed to handle various operating conditions, including abrasive environments. Here’s a detailed answer to the question:
1. Material Selection: Roller chains are typically constructed using high-quality materials that offer good resistance to abrasion. Common materials used for roller chains include alloy steel, stainless steel, or specialized coatings that enhance wear resistance.
2. Surface Hardness: The components of a roller chain, such as the pins, bushings, and rollers, are heat-treated to achieve a high surface hardness. This hardness helps to resist wear caused by abrasive particles present in the environment.
3. Lubrication: Proper lubrication plays a crucial role in protecting roller chains from abrasive wear. Lubricants act as a barrier between the chain components and abrasive contaminants, reducing friction and minimizing wear. The lubricant also helps to flush away any abrasive particles that may come in contact with the chain.
4. Sealing and Protection: Roller chains can be equipped with seals or protective covers to provide an additional layer of defense against abrasive particles. These seals help to prevent contaminants from entering the chain and causing premature wear. Seals also help to retain lubrication within the chain, further enhancing its performance in abrasive environments.
5. Regular Maintenance: Regular inspection and maintenance are essential to ensure the longevity of roller chains in abrasive environments. This includes periodic cleaning to remove accumulated debris and checking for signs of wear or damage. Prompt replacement of worn components is necessary to prevent further deterioration and ensure reliable operation.
While roller chains are generally robust in abrasive environments, it’s important to consider the severity of the abrasion, as extremely abrasive conditions may require specialized chain materials or additional protective measures. Consulting with experts and selecting the appropriate chain design and materials based on the specific application requirements can help maximize the performance and lifespan of roller chains in abrasive environments.

How do you determine the appropriate size and pitch of a roller chain?
Determining the appropriate size and pitch of a roller chain requires considering several factors. Here’s a detailed answer to the question:
1. Power Requirements: The first step is to determine the power requirements of the application. This includes the required torque and speed. The power transmitted by the roller chain depends on its size, so understanding the power requirements is crucial in selecting the appropriate chain.
2. Design Guidelines: Roller chain manufacturers provide design guidelines and specifications that outline the maximum allowable loads and speeds for different chain sizes. These guidelines take into account factors such as the number of teeth on the sprockets, the chain’s strength, and its ability to withstand the anticipated loads and speeds.
3. Sprocket Selection: The size and pitch of the roller chain must match the corresponding sprockets. It’s important to consider the number of teeth, the diameter, and the tooth profile of the sprockets. The roller chain and sprockets should be selected as a matched set to ensure proper engagement and efficient power transmission.
4. Application Considerations: The specific application requirements and environmental conditions should also be taken into account. Factors such as operating temperature, presence of contaminants, and required maintenance intervals may influence the choice of roller chain size and pitch.
5. Consultation with Experts: If you are unsure about the appropriate size and pitch of a roller chain for your application, it’s recommended to consult with roller chain manufacturers or industry experts. They can provide guidance based on their expertise and experience in similar applications.
By considering these factors and following the guidelines provided by roller chain manufacturers, you can determine the appropriate size and pitch of a roller chain that will effectively meet the power transmission requirements of your specific application.


editor by CX 2023-08-18