PUR hot melt adhesives are a type of adhesive that is commonly used in industrial applications. PUR stands for polyurethane reactive, which refers to the chemical composition of the adhesive.
These adhesives are typically applied in a molten state and then solidify as they cool. They offer a number of advantages over other types of adhesives, including:
1. Strong bond: PUR hot melt adhesives create a strong and durable bond between materials. They can bond a wide range of substrates, including wood, plastic, metal, and foam.
2. Fast curing: PUR hot melt adhesives have a relatively fast curing time, allowing for quick assembly and production processes.
3. Heat resistance: Once cured, PUR hot melt adhesives have excellent heat resistance. They can withstand high temperatures without losing their bond strength.
4. Moisture resistance: PUR hot melt adhesives are resistant to moisture and can be used in applications where the adhesive may come into contact with water or other liquids.
5. Flexibility: PUR hot melt adhesives remain flexible even after curing, making them suitable for applications that require some degree of flexibility or movement.
6. Chemical resistance: These adhesives have good resistance to chemicals, making them suitable for applications where exposure to harsh chemicals is expected.
7. Environmentally friendly: PUR hot melt adhesives are considered to be more environmentally friendly compared to other types of adhesives. They do not contain solvents or volatile organic compounds (VOCs), making them safer to use and reducing the impact on air quality.
Overall, PUR hot melt adhesives are versatile and offer a range of benefits that make them suitable for a wide range of applications in industries such as packaging, automotive, construction, and woodworking.
Moisture Curing Pu Adhesive,Pu Glue For Textile,Waterproof Polyurethane Adhesive,Reactive Polyurethane Glue XUCHUAN CHEMICAL(SUZHOU) CO., LTD , https://www.xuchuanchem.com
Technical Delivery Conditions
Material
Steel
Stainless steel
Non-ferrous metal
General requirements
As specified in DIN 267 part 1
Thread
Tolerance
6H
Standard
DIN13 Part 12 & 15
Mechanical properties
Property class
≤M39
A2-70
Subject to agreement
A4-70
>M39
Subject to agreement
Standard
ISO 267 Part 4
DIN267 Part 11
DIN267 Part 18
Limit deviations geometrical tolerance
Product grade
A for product up to size M24 and L≤10d or 150mm
B for product exceeding size M24 or L>10d or 150mm
Standard
ISO 4759 Part 1
Surface finish
As processed
Bright
Bright
DIN267 Part 2 shall apply regarding surface roughness DIN267 Part 20 shall apply regarding permissible surface discontinuities DIN267 Part 21 shall apply regarding the widening test DIN267 Part 9 shall apply regarding electroplating DIN267 Part 10 shall apply regarding hot dip galvanizing
Acceptance inspection
DIN267 Part 5 shall apply regarding acceptance inspection
Carbon Steel HDG Hex Coupling Nut Long Nut DIN6334
Carbon Steel HDG Hex Coupling Nut DIN 6334
1. Description: Carbon Steel HDG Hex Coupling Nut DIN 6334
2. Material: Carbon Steel
3. Surface Finish: Hot-Dip Galvanized (HDG)
4. Size Range: M6 (1/4") to M24 (1")
5. Mechanical Properties: Class 6
6. Packing: Available in bulk, box packing, or as per customer request
We produce a wide range of nuts including Hex Nut, Hex Flange Nut, Kep Nut, Hex Nylon Nut, Hex Flange Nylon Nut, Square Nut, Coupling Nut, Hex Jam Nut, Hex Heavy Nut, Channel Nut (Sliding Nut), and more.
If you are interested in our products, feel free to contact us. We will provide the best price once we receive your inquiry.
**Q&A**
**Who is Lockey?**
Lockey is a fastener manufacturer founded in 1973. Dragon Iron Group specializes in the production and sales of fasteners, hardware parts, forging, and machine parts for automotive and other industries. The group's headquarters is located in A Lien, Taiwan. Lockey Industrial Co., Ltd. was established in 2003 in Dongguan City as the foreign sales department of the group. Our plant is based in Jingjiang City, which allows us to easily export our products.
**What does Lockey produce?**
As a fastener manufacturer, we mainly produce, but are not limited to:
1. Bolts, studs, and threaded rods
2. Hex nuts, nylon nuts, flange locknuts
3. Tapping screws, drilling screws, wood screws, machine screws, socket cap screws
4. Plain washers, spring washers, tooth washers
5. Structural applications, ASTM A325/A490, ASTM F1852/F2280, DIN6914/5/6, DIN7990
Additionally, special fasteners, hardware parts, forging, and machine parts for the automotive industry are also within our range. We supply parts for Toyota, Honda, and others. 70% of our products are exported.
**Why choose Lockey?**
Lockey never stops innovating. Innovation is the driving force behind our development. We focus on both technological and conceptual innovation, ensuring that we continue to grow and succeed. We have a team of professionals skilled in management and collaboration. Contacting them ensures a satisfactory result.
We are not just a supplier; we are a partner. We don’t just sell—we share. We share information about fasteners, price trends, and even profit. We care about your success and the quality of your experience with our products.
**How does Lockey ensure quality?**
With over 40 years of experience in fastener manufacturing and an ISO 9001 certificate, we address challenges and solve problems effectively. We have a quality assurance system based on ISO 9001. 80% of our staff are skilled workers with over five years of experience. Employees undergo skill training to ensure they can prevent and handle issues efficiently.
**Does Lockey produce non-standard items?**
Yes, we do. Send your specifications or drawings to our sales representative, and we will provide a quotation.
**Do you have a published price list?**
No, we do not. Market conditions fluctuate, making it difficult to maintain standard pricing. Our sales team is flexible when providing quotes, so you always get the best price available.
**Do you offer discounts?**
Yes, we offer discounts based on order quantity. However, our sales team strives to provide the best possible price, so the discount may not be very large. Feel free to explore further.
**Do you provide samples?**
Of course! Stored samples are completely free. However, we do not have a budget for express shipping.
**What is the delivery time?**
It depends on the order quantity. Standard items take approximately 20–40 days, while non-standard items may take 35–60 days. Please check with our sales representative for an accurate shipment date.
**What is the payment term?**
T/T and L/C are preferred. Western Union is also acceptable for low-value payments such as sample express fees.