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Drop Stitch Fabric
Standard Width: 1.55m/ 1.68m/ 1.85m/ 2.0m
Base Fabric: 500D/ 1000D high-tenacity yarn
Outer material: PVC/ TPU
Shanghai MAC Corporation is a professional manufacturer and supplier of Drop Stitch Fabric.
Drop Stitch Fabric is a high performance, inflatable 3D textile structure consisting of two layers of high strength base fabric interconnected by evenly spaced, high tenacity yarns (the “drop stitches”). After being coated with an airtight material such as PVC or TPU, it forms a lightweight yet exceptionally pressure resistant inflatable structure. As an innovative composite material, Drop Stitch Fabric is renowned for its outstanding strength to weight ratio, excellent tear resistance, and superior dimensional stability. Its unique “double-wall” construction ensures an extremely flat and rigid surface when inflated, maintaining shape stability even under high pressure – far outperforming conventional single-layer inflatable materials. As a core technology in modern inflatables, Drop Stitch Fabric products offer a long service life, compact storage when deflated for easy transport, and a fail-safe mechanism (gradual leakage rather than explosive rupture). This material effectively solves the problems of poor load-bearing capacity and deformation found in traditional inflatable products, while significantly reducing shipping and warehousing costs. It is widely used in water sports, outdoor leisure, medical rehabilitation, and industrial emergency applications.
If you have any requests for Drop Stitch Fabric, please feel free to contact us. We will reply within 24 hours.
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Specification table for drop stitch fabric |
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Product |
Unit |
20cm |
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|
Pattern |
/ |
Dot |
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|
Base Cloth |
/ |
Polyester 500D( High tensile) |
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|
Space Length |
cm |
20(+/-5%) |
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Material Total Weight |
g/sq.m |
2700 (+/-200) |
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|
Tensile Strength (2 layers) |
N/5cm |
3600 x 4100 (+/-300) |
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|
Adhesion Strength (2 layers) |
N/5cm |
150 x 150 (+/-20) |
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Pressure |
Recommended |
PSI(lbs/inch2) |
15 |
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Maximum |
|
30 |
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Regular width |
m |
1.55 m/1.68m/1.85m/2m |
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Surface |
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Matt |
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Application |
paddle boards, gymnastics mats, yoga mats, and inflatable swimming pools, lifting cushions etc. |
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Standard Packaging
Each roll of drop stitch fabric is carefully rolled onto a sturdy cardboard core to maintain proper tension and prevent creasing. The roll is then wrapped with moisture-resistant polyethylene film, followed by a layer of kraft paper or woven fabric for additional protection against dirt and abrasion. For export shipments, multiple rolls are securely strapped onto fumigated wooden pallets, with edge protectors and corner guards to prevent damage during handling and container loading. Pallet stacks are stretch-wrapped with protective film and labeled with shipping marks, coil details, and handling instructions.
Shipping
We support FCL and LCL sea freight, air freight, and express delivery, depending on order quantity and destination. Available trade terms include EXW, FOB, CIF, and others upon request. Shipping costs are calculated based on cargo volume, gross weight, destination, and selected transportation method. For urgent or small-quantity orders, we also offer expedited courier services (e.g., DHL, FedEx, UPS) with real-time tracking.
Lead Time
Samples (stock fabric, standard colors): 5 – 10 working days
Standard orders (stock fabric, production quantities): 10 – 20 working days
Custom orders (custom color, custom width, or special coating formulation): 20 – 40 working days (including sample cutting and quality inspection)
Q1: What is drop stitch fabric and how does it work?
A: Drop stitch fabric is a three‑dimensional textile made of two layers of high‑strength base fabric connected by thousands of evenly spaced yarns (the “drop stitches”). When the fabric is coated with an airtight material (PVC or TPU) and inflated, these yarns become taut, holding the two layers parallel. This creates a rigid, flat surface that can support heavy loads while remaining lightweight and deflatable for storage.
Q2: What thicknesses and widths are typically available?
A: Standard drop stitch heights range from 3.5 cm to 30 cm, with popular options like 8 cm, 10 cm, 15 cm, and 20 cm. Widths are available in 1.55 m, 1.68 m, 1.85 m, and 2.0 m. Custom heights and widths can also be produced upon request.
Q3: How should drop stitch fabric products be stored and maintained?
A: Store inflated products in a cool, dry place away from direct sunlight and sharp objects. For long‑term storage, deflate the product, roll it loosely, and keep it in a protective bag. Clean with mild soap and fresh water; avoid harsh solvents. Regularly check the air valve and coating for signs of wear or damage.
Q4: Can drop stitch fabric be customized in color, coating, or yarn type?
A: Yes. We offer custom colours, surface patterns (dot, straight, or wood‑grain), and optional coatings (PVC or TPU) with different thicknesses. Yarn denier can also be upgraded, e.g., from 500D to 1000D for higher tensile strength. Minimum order quantities and lead times apply for custom requests.
Q5: What drop stitch height and pressure are recommended for inflatable stand‑up paddle boards (SUPs)?
A: For SUPs, a 15 cm drop stitch height with 500D base fabric is the most common choice, offering a good balance of rigidity, buoyancy, and weight. Recommended working pressure is 15 PSI, with a maximum of 30 PSI. This combination provides a stiff, flat board surface that performs like a hard board while remaining portable.
Q6: What specifications are critical for drop stitch fabric used in inflatable boat floors (air decks) in marine environments?
A: For marine use, we recommend using 1000D high‑tenacity yarn for both the base and the drop stitches, combined with a heavy‑duty PVC coating that resists saltwater, UV rays, and abrasion. A drop stitch height of 8–15 cm is typical, depending on the boat size. The fabric should also have a high bonding strength (≥150 N/5cm) to prevent delamination under repeated flexing and wave impact.
Q7: How do I choose the right drop stitch fabric for gymnastics mats that need both shock absorption and stability?
A: For gymnastics mats and air tracks, a height of 10–20 cm is generally used – taller heights (e.g., 20 cm) provide softer landings for high‑impact routines, while shorter heights (10 cm) offer more stability for yoga or balance training. A 500D–1000D base fabric with a matte PVC coating ensures good grip and durability. The recommended pressure is usually 8–12 PSI; lower pressure increases cushioning, while higher pressure gives a firmer surface for tumbling.
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