Shandong Shenzhou Protection Material & Products Co., Ltd. (Shenzhou for short) was established in 2009. As the earliest enterprise to focus on the research and development of stab-proof materials in China, we have been solely committed to developing and improving the application of non-metallic composite materials in the anti-stab field for 14 years, continuously leading and innovating various technical indicators of anti-stab vest and bulletproof and stab proof dual protective vest. As the best professional scientific research and production enterprise engaged in composite material development in China, We integrate the R&D, production, and sales of high-performance stabproof, stabproof, and bulletproof materials and products.
Why Choose us?
Wide Range of Applications
Our products have been widely used in various protection fields, such as police, military, security, law enforcement, civilians, etc.
Quality Assurance
In terms of quality assurance, our production strictly meets the standards. Adopt a full set of industry-leading testing equipment to ensure the quality of our products.
Complete Qualifications
We have applied patent for its products, which is known as Shenzhou Ding. Shenzhou materials and products have passed both Chinese and International industrial tests and certificates, such as but not limited to the Testing for Quality of Security & Police Electronic Products under the Ministry of Public Security of P.R. CHINA, ISO 9001:2015 Quality Management certificate.
Professional Technical Team
Owning 14 years of professional experience in developing and producing non-metal stab-proof composite sheets, our R&D team composed of one full professor and three associate professors has constantly broken through the core technology of protective materials. In addition, scientific researchers account for half of our company.
Broad Market
Since the foundation of 2009, our protection materials have supplied over 80% of the Chinese market. Besides the USA, we did not stop steps on other states' markets around the world. Welcome to establishing partnerships with more and more international customers.
Good Service
Full-time after-sales personnel provide services 24 hours a day. If any problems occur during the use of the device, users can contact us, we will reply to you within 24 hours by emails.
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Model: SZ FC-1T-B1. Density: 390±20 g/m2. Protection Standard: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1 (Blade). Thickness: 0.39±0.01 mm. Size: 1200*2380 mm. Base material: Aramid
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Model: SZ FC-1S-B1. Density: 370±15 g/m2. Protection Standard: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1 (Blade). Thickness: 0.38±0.01 mm. Size: 1200*2380 mm. Base material: Aramid
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Model: SZ FC-1Y-B1. Density: 385±20 g/m2. Protection Standards: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1 (Blade). Thickness: 0.39±0.01 mm. Size: 1200*2380 mm. Base material: Aramid
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Model: SZ FC-2-B1. Density: 290±20 g/m2. Protection Standards: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1 (Blade). Thickness: 0.31±0.01 mm. Size: 1200*2380 mm. Base material: Aramid
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Model: SZ FC-1T-S1. Density: 390±20 g/m2. Protection Standard: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1+SP1 (Blade + Spike). Thickness: 0.39±0.01 mm. Size: 1200*2380 mm. Base material:
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Model: SZ FC-1S-S1. Density: 370±15 g/m2. Protection Standard: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/ KR1+SP1 (Blade and Spike). Thickness: 0.38±0.01 mm. Size: 1200*2380 mm. Base
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Model: SZ FC-1Y-S1. Density: 385±20 g/m2. Protection Standards: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1 & SP1 (Blade and Spike). Thickness: 0.39±0.01 mm. Size: 1200*2380 mm. Base
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Model: SZ FC-2-S1. Density: 290±20 g/m2. Protection Standards: NIJ STD–0115.00/UK HOSDB. Protection level: level 1/KR1+SP1 (Blade+Spike). Thickness: 0.31±0.01 mm. Size: 1200*2380 mm. Base material:
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What is UK HOSDB KR1+SP1 Material?
KR1 & KR1 + SP1 are the lowest protection level and need to be tested against 24 joules. This level is the lowest and is recommended to use in low risk areas where it can be used as covert or overt body armor. KR2 & KR2 + SP2 are the in-between protection levels and need to be tested against 33 joules.
Protection against Stabbing and Puncture Threats
The primary benefit of wearing a stab vest is the protection it offers against stabbing and puncture threats. These vests are specifically designed to resist the penetration of sharp objects such as knives, blades, or other edged weapons. By providing a physical barrier between the wearer’s body and potential attackers, stab vests significantly reduce the risk of serious injury or fatality in situations involving sharp-edged weapons.
Mitigating the Risk of Injury
The layers of specialized materials in stab vests are engineered to absorb and disperse the energy of a stabbing force, reducing the impact and minimizing the harm caused by sharp-edged weapons. By wearing a stab vest, individuals significantly decrease their vulnerability to life-threatening injuries during encounters with attackers armed with knives or other similar weapons.
Enhanced Safety for High-Risk Professions
Law enforcement officers, security personnel, corrections officers, and other professionals who may face potential knife attacks or violence can benefit greatly from wearing stab vests. These vests provide an additional layer of protection, instilling confidence and enabling personnel to perform their duties with a greater sense of safety and security.
Increased Confidence and Peace of Mind
Wearing a stab vest can greatly increase an individual’s confidence and peace of mind in potentially dangerous situations. Knowing that they are equipped with reliable personal protection against stabbing threats provides individuals with a heightened sense of security.
Versatility and Adaptability
Stab vests are designed to be versatile and adaptable to various situations and environments. They can be worn discreetly under clothing for covert protection or over clothing as a visible deterrent. Stab vests are available in different styles and designs to cater to specific needs, such as tactical operations, everyday wear, or high-risk professions.
Compatibility with Daily Activities
One of the key benefits of stab vests is their compatibility with daily activities. They are designed to be lightweight, flexible, and comfortable, allowing individuals to carry out their regular tasks without hindrance. Whether it’s patrolling, performing security duties, or engaging in everyday activities, stab vests are engineered to provide protection without sacrificing mobility or comfort.
Here are certain signs that could help you know whether the vest is NIJ-certified:
- There must be the name, logo and certifications along with the unique ID, contact information, and address of the manufacturer on the label of the vest.
- The upper right corner of the label must have a colored shape corresponding to the protection level that is as follows:
- Solid blue square of size 1.0 inches – Edged blade protection class
- A Solid green equilateral triangle of height 1.0 inches – Spike protection class
- The number of the level of protection i.e., 1 or 2, must be there inside the shape in white color with a height of 1.2 inches.
- The size, lot number, manufacturing date, lot number, serial number, care instructions, model designation, and warning of non-ballistic resistance must be there on the vest.
- An NIJ-resistant stab vest with more than one panel also mentions how many inserts are required to meet the required protection level. This warning must be there on the main stab-resistant insert panel.
- There is also a declaration on the vest from the manufacturer stating that the stab vest has been tested to conform to NIJ standard 0115.00 for the protection class and level it is made for.

Features of UK HOSDB KR1+SP1 Material
High tensile strength: UK HOSDB KR1+SP1 materials have an incredibly high tensile strength, which means they are resistant to tearing and can withstand high levels of stress without breaking. This makes UK HOSDB KR1+SP1 Material highly effective in preventing puncture and penetration from sharp objects, such as knives or other sharp weapons.
Lightweight: UK HOSDB KR1+SP1 material is relatively lightweight compared to other materials with similar protective properties, such as metal or hard armor. This makes it more comfortable for users to wear as stab-resistant fabrics, as it does not add excessive weight or bulk to the garment, allowing for greater mobility and flexibility.
Flexible and comfortable: UK HOSDB KR1+SP1 material is known for its flexibility and comfort, allowing for a wide range of motion for the wearer. This is important for garments that need to be worn for extended periods of time, such as protective clothing for law enforcement or military personnel. UK HOSDB KR1+SP1 materials can be woven or knitted into various configurations, providing excellent flexibility without compromising on protection.
Resistance to heat and flame: UK HOSDB KR1+SP1 material has inherent flame resistance properties, making it suitable for use in environments where there is a risk of exposure to heat or flames. It has a high melting point and does not support combustion, which makes it an ideal choice for stab-resistant fabrics that may be used in situations where fire or high temperatures are a concern.
Chemical resistance: UK HOSDB KR1+SP1 material is resistant to many chemicals, including acids and alkalis, which makes it suitable for use in environments where there may be exposure to hazardous substances. This property adds an extra layer of protection to the wearer, making it ideal for use in industrial or chemical settings.
Durability: UK HOSDB KR1+SP1 material is known for its exceptional durability and resistance to wear and tear. It can withstand repeated use and washing without losing its protective properties, making it a long-lasting choice for stab-resistant fabrics that need to withstand rigorous use over time.
Common Materials of Stab Vest

Like bulletproof vests, stab vests offer a layer of defense that can save lives in dangerous situations. While the bulletproof vest is widely recognized and used, not many people are aware of the materials used in making the stab vest. Knowing and understanding these materials is essential for ensuring their effectiveness and determining the level of safety your chosen vest can give.
Aramid - A synthetic fiber, aramid is ideal for protective gear like stab-proof and bulletproof vests because it is lightweight, has a high strength-to-weight ratio, and is resistant to cutting and heat. It's also ideal for high-temperature settings because it doesn't easily catch fire or melt. However, it's sensitive to UV light and moisture. Kevlar is the most known type of aramid, with alternatives like Twaron, Technora, Heracron, and Alkex.
UHMWPE - Ultra High Molecular Weight Polyethylene (UHMWPE) is a thermoplastic polymer ideal for protective clothing due to its high strength-to-weight ratio. 15 times stronger than steel and water-resistant, UHMWPE is a common component of bulletproof vests and stab vests. It's less sensitive to UV light compared to aramid but has a low melting point.
Who Is This Material Suitable For?
• Anyone dealing with high-risk individuals, such as potentially violent or aggressive members of the public, drug users, or dealers
• Those operating in geographical areas known for criminal activities, drugs, alcohol misuse and disturbances
• Lone workers are frequently faced with frustrated and disappointed customers
• Home or office visitors that enforce laws and regulations, police the system, or deliver bad news
• Individuals or teams that secure and protect property, events, and people
Maintenance Tips for Stab Vest
PROPER CARE
Proper care and maintenance ensure that your protective vest remains effective and durable over time. Here are essential steps in cleaning, storing, inspecting, and maintaining stab vests.
CLEANING AND STORAGE
●Remove the outer carrier and handwash it according to the manufacturer’s instructions. Use a damp cloth to wipe down the protective panels; do not submerge in water as this can degrade the materials.
●Air dry the protective panels; do not use a tumble dryer or expose the panels to direct sunlight, which can weaken the fibers. The outer carrier can usually be tumble dried on a low setting, depending on manufacturer’s instructions.
●Ensure the vest is completely dry to prevent mold and mildew. Store the stab vest flat in a cool, dry place to preserve integrity. Avoid folding it or placing heavy objects on top to prevent deformation.
INSPECTION AND MAINTENANCE
●Periodically inspect the stab vest for fraying, tears, or deformities in the protective panels. Pay attention to the seams and fastenings.
●If you notice any damage or signs of excessive wear, consult the manufacturer’s guidelines to see if the vest or any of its components need to be replaced.
●Always adhere to the manufacturer’s maintenance recommendations, as different materials and constructions may require specific care.
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FAQ
Q: What are the different levels of stab proof?
Q: Are stabproof vests legal in the UK?
Q: How do Stab Vests Work?
Q: Can a stab-proof vest stop a bullet?
Q: How is a stab vest made?
Kevlar is a strong synthetic fiber that is thermally stable. Besides this, it also has high tensile, high modulus, and low density. Apart from stab vests, Kevlar is also used to make a wide range of high-performance products.
Q: How effective are stab vests as protection against knives?
Q: What is the testing standard for a stab-proof vest?
The goal of this NIJ standard-0115.00 is to establish an international regulation for law enforcement and guide officers for the improvement in overall on-job safety. Armor manufacturers must follow these standards to ensure the quality of the product and the safety of the user.
Q: How does stab vests are tested?
The angle of incidence can be defined as the angle at which a sharp object hits the vest. This is also vital in ensuring the quality of the vests. For example, if you are hit with a straight knife, the penetration rate will be higher when compared to being hit with an angled knife. So, during the testing of stab-resistant vests, the NIJ prioritizes the angle of incidence as well along with other factors.
Q: What are the capabilities of an anti-stab vest?
Q: How long do stab-proof vests last?
Q: What is the difference between a stab-resistant vest and a bulletproof vest?
On the other hand, a Stab-resistant vest is designed specifically to stop knife penetration and stabbing attacks. These vests aren’t rated by the National Institute of Justice to stop any kind of bullets. They can also offer protection against the impact energy of blunt objects.
Q: Can stab vests protect against all types of sharp-edged weapons?
Q: Are all stab vests the same in terms of protection?
Q: Can stab vests be worn discreetly under clothing?
We're professional uk hosdb kr1+sp1 manufacturers and suppliers in China. Please feel free to buy high quality uk hosdb kr1+sp1 for sale here from our factory. For more information, contact us now.
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