Korean Big Machine Floor Spring
Model:K-8300Max Door Weight:130kg
Max Door Width:1200mm
- Product Details
- PRODUCTS ADVANTAGE
Anhui Haida Door Control Equipment Co., Ltd. is one of the most experienced manufacturers and suppliers of korean big machine floor spring in China. With abundant experience, we warmly welcome you to wholesale bulk high quality products in stock here and get free sample from our factory. Customized orders are welcome.

FEATURES
● The floor spring used imported spring which can run five hundred thousand times.
● Used low temperature and resist freeze hydraulic pressure oil, keep the door smooth when it is -40° cold.
● Because of the special design, the bearing of the spring hinge had control. The floor spring lightens the strength when opening and closing the door.
● High strength and leak prevent configuration were used to extend the life of the floor spring. As it can avoid damage and oil leak by strength or strong wind from outside.
SPECIFICATIONS
FLOOR SPRING TYPE | ●HD-8300 |
APPLICABLE STANDARD | ●EN1154 & ISO9001 |
CLOSING FORCE | ●EN4 |
MAXIMUM OPENING ANGLE | ●125° |
MAXIMUM DOOR WIDTH | ●1200mm |
MAXIMUM DOOR WEIGHT | ●130kg |
HOLD OPEN | ●90° |
LATCHING SPEED ADJUSTMENT | ●0-20° |
CLOSING SPEED ADJUSTMENT | ●20°-90° |
ENGINE CYLINDER | ●Single |
DIMENSION | ●303mm*155mm*51mm |
TESTED TO | ●500,000cycles |
PHYSICAL SHOW
Korean hot-selling floor springs, affordable, stable performance, suitable for shopping malls, offices, hospitals and other occasions.

This floor spring is more popular in the Korean market, open and close smoothly, the maximum bearing capacity is 90kg, double speed regulation, through UL fire certification, the use of pressure rolling bearings, reduce friction, glass door opening speed uniform, stable performance.



Corporate social responsibility is not only necessary but also personal moral perfection. It is an iron law of economics that wealth flows to where it can be most appreciated. The fundamental responsibility of a company is to provide good products, pay taxes carefully, serve customers well. Enterprises are organs of society, solving problems for society. While paying attention to its own development, HEINDA also pays attention to its contribution to society. It's also a reflection of our corporate culture.
We are committed to becoming the first quality supplier of brand reputation and market share in China's door control industry. We want to become a world-class door control enterprise with a certain influence in the world. We hope we can be the best employer in the industry.
HEINDA always puts the customer first. Customer-first is our service philosophy. Integrity, passion, responsibility, team spirit, innovation, and change are our core values.
Why Choose Us
1. The world's biggest floor spring manufacturer in China.Daily production over 15,000PCS
2. The factory has three production bases located in ZHEJIANG, ANHUI, JIANGSU three provinces. The area covers 72,000 square meters.
3. Over 33 years of producing experience. Ripe production process.
4. Impeccable testing system covered from raw material, components,semi-finished products.
5. HEINDA has its own national test laboratory (Intertek Satellite Lab)to make sure the growth of our company.
FAQ
Q: What is the minimum quantity?
No MOQ,We can sell even 1PCS
Q: How long is the delivery time?
10 to 30days, depending on your order quantity
Q: Can you send samples before placing the order
Yes, sure. we can provide samples for quality checking.
Q: Do you provide OEM service?
Yes, we do
Q: How about the payment terms?
T/T,D/P,L/C,Paypal,Western union and cash all acceptable.
Q: How about your quality warranty?
When the products got problem during our warranty period, we will provide
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