Large Size Exothermic Insulating Riser Sleeve
I.Suitable for heating and insulation riser sleeves of large cast iron and cast steel parts, the products are divided into straight tube type and necking type.
II.The products are mostly used by pre-embedding method.
III.To achieve the best shrinkage effect, it is recommended to use this series of products while adding a heating and insulation covering agent on the surface of the riser.
- Information
Large Size Exothermic Insulating Riser Sleeve
YF400 large size exothermic insulating riser sleeve is applicable for large size steel and ironcastings. Riser cover is advised to be used to achieve the best feeding performance. incorporated inmold is used mostly for molding.
Cylindrical Riser Sleeve
Neck Down Riser Sleeve
Round Riser Lid

| Specification | Exothermic Riser Modulus | Insulating Riser Modulus | Volume | Size (mm) | ||
| D | d | H | ||||
YF400-M350×175 | 6.13 | 4.84 | 16828 | 415 | 350 | 175 |
| YF400-M350×350 | 8.17 | 6.42 | 33657 | 415 | 350 | 350 |
| YF400-M350×200 | 6.54 | 5.13 | 19233 | 415 | 350 | 200 |
| YF400-M375×188 | 6.57 | 5.16 | 20753 | 440 | 375 | 188 |
| YF400-M375×375 | 8.75 | 6.88 | 41396 | 440 | 375 | 375 |
| YF400-M400×200 | 7.00 | 5.50 | 25120 | 465 | 400 | 200 |
| YF400-M400×400 | 9.33 | 7.33 | 50240 | 465 | 400 | 400 |
| YF400-M450×150 | 6.21 | 4.95 | 23844 | 515 | 450 | 150 |
| YF400-M450×300 | 8.87 | 7.07 | 47689 | 515 | 450 | 300 |
| YF400-M450×450 | 10.35 | 8.25 | 71533 | 515 | 450 | 450 |
| YF400-M450×200 | 7.31 | 5.82 | 31793 | 515 | 450 | 200 |
| YF400-M500×167 | 6.71 | 5.51 | 32774 | 565 | 500 | 167 |
| YF400-M500×334 | 9.58 | 7.86 | 65548 | 565 | 500 | 334 |
| YF400-M500×500 | 11.17 | 9.17 | 98125 | 565 | 500 | 500 |
| YF400-M500×200 | 7.45 | 6.11 | 39250 | 565 | 500 | 200 |
| YF400-M550×184 | 7.28 | 6.06 | 43693 | 620 | 550 | 184 |
| YF400-M550×368 | 10.39 | 8.66 | 87386 | 620 | 550 | 368 |
| YF400-M550×550 | 12.1 | 10.08 | 130604 | 620 | 550 | 550 |
| YF400-M550×200 | 7.64 | 6.37 | 47493 | 620 | 550 | 200 |
| YF400-M600×200 | 7.8 | 6.60 | 56520 | 670 | 600 | 200 |
| YF400-M600×400 | 11.14 | 9.43 | 113040 | 670 | 600 | 400 |
| YF400-M600×600 | 13 | 11.00 | 169560 | 670 | 600 | 600 |
| YF400-M650×200 | 8.05 | 6.81 | 66333 | 720 | 650 | 200 |
| YF400-M700×200 | 8.27 | 7.00 | 76930 | 780 | 700 | 200 |
| YF400-M800×200 | 8.67 | 7.33 | 100480 | 880 | 800 | 200 |
| YF400-M850×200 | 8.84 | 7.48 | 113433 | 930 | 850 | 200 |

| Specification | Exothermic Riser Modulus | Insulating Riser Modulus | Volume | Size (mm) | |||||
| Du | N | Do | do | h | H | ||||
| YF400-S350 | 8.31 | 6.75 | 34190 | 240 | 178 | 410 | 355 | 155 | 410 |
| YF400-S375 | 9.19 | 7.08 | 41910 | 256 | 225 | 440 | 375 | 145 | 440 |
| YF400-S400 | 4.48 | 3.30 | 10560 | 252 | 200 | 460 | 408 | 170 | 170 |
| YF400-S450 | 5.3 | 3.92 | 14280 | 288 | 210 | 515 | 450 | 160 | 160 |
| YF400-S500 | 5.47 | 4.30 | 19250 | 280 | 220 | 560 | 500 | 180 | 180 |
| YF400-S600/300 | 9.50 | 6.80 | 63950 | 460 | 360 | 694 | 615 | 200 | 300 |

| Specification | Size (mm) | ||||||
| D | d | N | A | B | C | T | |
| YF400-G350 | 415 | 350 | 36 | 40 | 5 | 40 | 35 |
| YF400-G375 | 440 | 375 | 38 | 40 | 5 | 40 | 35 |
| YF400-G400 | 465 | 400 | 40 | 40 | 5 | 40 | 35 |
| YF400-G450 | 515 | 450 | 42 | 40 | 5 | 40 | 35 |
Why are our Prices more Competitive?
Direct from the factory – Thanks to our factory’s strong production capabilities, Xinda is able to eliminate middlemen and avoid unnecessary markups. This allows us to maintain steady purchasing volumes, secure better pricing, and ensure a stable, reliable supply. Long-term partnership focus – We prioritize building long-term relationships with our customers. That’s why we’re willing to operate on lower profit margins while maintaining high product quality, passing more value on to our clients.
Can we Place Customized Order?
Yes, we already own thousands of customized filters models in multiple sizes and shapes. And we are capable of new type customized production.
How Can We Handle it if there’s Quality Problem aAter Payment?
We are willing to provide technical support with professional team during and after delivery.
How Can We Make Sure About the Quality After We Put the Order?
We will implement raw material tests before production and the product quality inspection reports by high precision instruments will be sent to you before deliver.
How Long is your Delivery Time?
Our production cycle is 7-10 days in general, 5-7 days in emergency. There are also available urgent transportation method for your choice.