TPU Spherical Powder (TPU)
Spherical thermoplastic polyurethane (TPU) powder for flexible SLS parts — midsoles, bellows and gaskets. Small quantities, prototypes and custom made-to-order specifications are welcome.
TPU Spherical Powder — Grades & Specifications
Spherical thermoplastic polyurethane (TPU) powder for flexible SLS parts — midsoles, bellows and gaskets. The options below are typical; specify your target values in the request form and we will confirm availability, lead time and pricing.
| Material | TPU Spherical Powder |
|---|---|
| Chemical formula | TPU |
| CAS number | N/A (polyurethane copolymer family, no single CAS) |
| Particle size | D50 ~70–95 µm |
| Purity | N/A (polymer resin grade) |
| Morphology | Spherical (SLS powder-bed-fusion grade) |
| Appearance | White/off-white powder |
| Melting point | ~136–138°C |
| Typical applications | Footwear midsoles, Bellows & seals, Gaskets, Protective/cushioning lattices |
Applications by Industry
Particle Size & Mesh Conversion
Reference for converting between US mesh and microns/millimetres. Figures are nominal sieve openings and may vary slightly by standard.
| Mesh (US) | Micron (µm) | mm | Inch | Remarks |
|---|---|---|---|---|
| 3 | 6730 | 6.730 | 0.2650 | |
| 4 | 4760 | 4.760 | 0.1870 | |
| 5 | 4000 | 4.000 | 0.1570 | |
| 6 | 3360 | 3.360 | 0.1320 | |
| 7 | 2830 | 2.830 | 0.1110 | |
| 8 | 2380 | 2.380 | 0.0937 | |
| 10 | 2000 | 2.000 | 0.0787 | |
| 12 | 1680 | 1.680 | 0.0661 | |
| 14 | 1410 | 1.410 | 0.0555 | |
| 16 | 1190 | 1.190 | 0.0469 | |
| 18 | 1000 | 1.000 | 0.0394 | |
| 20 | 841 | 0.841 | 0.0331 | |
| 25 | 707 | 0.707 | 0.0278 | |
| 30 | 595 | 0.595 | 0.0234 | |
| 35 | 500 | 0.500 | 0.0197 | |
| 40 | 420 | 0.420 | 0.0165 | |
| 45 | 354 | 0.354 | 0.0138 | |
| 50 | 297 | 0.297 | 0.0117 | |
| 60 | 250 | 0.250 | 0.0098 | |
| 70 | 210 | 0.210 | 0.0083 | |
| 80 | 177 | 0.177 | 0.0070 | |
| 100 | 149 | 0.149 | 0.0059 | |
| 120 | 125 | 0.125 | 0.0049 | |
| 140 | 105 | 0.105 | 0.0041 | |
| — | 100 | 0.100 | 0.0039 | Sand |
| 170 | 88 | 0.088 | 0.0035 | |
| 200 | 74 | 0.074 | 0.0029 | |
| — | 70 | 0.070 | 0.0027 | |
| 230 | 63 | 0.063 | 0.0024 | Human hair |
| — | 55 | 0.055 | 0.00217 | |
| 270 | 53 | 0.053 | 0.0021 | |
| — | 50 | 0.050 | 0.00197 | |
| 325 | 44 | 0.044 | 0.0017 | |
| — | 40 | 0.040 | 0.00157 | |
| 400 | 37 | 0.037 | 0.0015 | |
| 550 | 25 | 0.025 | 0.00099 | |
| 625 | 20 | 0.020 | 0.00079 | |
| 1200 | 12 | 0.012 | 0.0005 | |
| 1250 | 10 | 0.010 | 0.000394 | |
| — | 7 | 0.007 | 0.000276 | |
| 2500 | 5 | 0.005 | 0.000197 | |
| 4800 | 3 | 0.003 | 0.000118 | |
| 5000 | 2.5 | 0.0025 | 0.000099 | Bacteria (approx.) |
| 12000 | 1 | 0.001 | 0.0000394 |
Information Required for Quotation
- Grade / purity (e.g. N/A)
- Particle size / target (µm, or mesh)
- Quantity
- Application environment
- Required delivery country
Request a Quote or Custom Order
Tell us your grade, particle size and quantity. We typically reply within one business day.
Frequently Asked Questions
What purity / grade options are available for TPU Spherical Powder?
What particle sizes can you supply for TPU Spherical Powder?
Can TPU Spherical Powder be made to custom specifications?
What is the minimum order quantity (MOQ)?
Can you export and ship TPU Spherical Powder internationally?
Do you provide a Certificate of Analysis (COA) or technical data?
Related Products
Request a Quote for TPU Spherical Powder
Send us your grade, particle size, quantity and application. We will review availability, quotation and lead time. Small quantities, prototypes and custom made-to-order specifications are welcome.