Flat Bottom Silo - COFCO Technology & Industry

Steel Silo

Flat Bottom Silo

Flat bottom silo is constructed on a flat concrete, it has the characteristics of high strength, easy maintenance and long service life, it is suitable for long term storage of grain, seeds, particles and other bulk materials.

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Product Features

Max Volume: 20,000MT (0.75t/m³)

Max Diameter: 32.1m

Coating: Z275, Z350, Z450, Z600 and“310g/㎡ and 350g/㎡ Magnesium+Aluminum+Zinc”

Steel Grade (Stamps): S350GD

Standard Auxiliary: level sensor, ventilation system, temperature system, manhole, ladder, handrail

Optional Auxiliary: polyurethane insulation shell, even distribution device, broken-proof device, auger screw

8.8 Grade bolt

Stiffener: “W” type

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Specification

Model	Volume(m3)	Capacity(t)	sheet×ring	Height (m)
Model	Volume(m3)	Capacity(t)	sheet×ring	eaves height	full height
3.6 Series (Φ3668)
3.6×3c	39	30	4×3	3.415	4.26
3.6×4c	50	38	4×4	4.535	5.38
3.6×5c	62	47	4×5	5.655	6.5
3.6×6c	74	57	4×6	6.775	7.62
3.6×7c	86	66	4×7	7.895	8.74
4.5 Series (Φ4585 )
4.5×4c	80	61	5×4	4.535	5.59
4.5×5c	99	76	5×5	5.655	6.71
4.5×6c	117	90	5×6	6.775	7.83
4.5×7c	136	104	5×7	7.895	8.95
4.5×8c	154	118	5×8	9.015	10.07
4.5×9c	173	133	5×9	10.135	11.19
5.5 Series (Φ5500 )
5.5×5c	144	110	6×5	5.655	6.92
5.5×6c	171	131	6×6	6.775	8.04
5.5×7c	197	151	6×7	7.895	9.16
5.5×8c	224	172	6×8	9.015	10.28
5.5×9c	250	192	6×9	10.135	11.4
5.5×10c	277	213	6×10	11.255	12.52
6.4 Series (Φ6420 )
6.4×6c	233	179	7×6	6.775	8.26
6.4×7c	269	207	7×7	7.895	9.38
6.4×8c	305	234	7×8	9.015	10.5
6.4×9c	341	262	7×9	10.135	11.62
6.4×10c	377	290	7×10	11.255	12.74
6.4×11c	413	318	7×11	12.375	13.86
6.4×12c	449	345	7×12	13.495	14.98
7.3 Series (Φ7334 )
7.3×7c	357	274	8×7	7.895	9.59
7.3×8c	404	311	8×8	9.015	10.71
7.3×9c	452	348	8×9	10.135	11.83
7.3×10c	499	384	8×10	11.255	12.95
7.3×11c	546	420	8×11	12.375	14.07
7.3×12c	593	456	8×12	13.495	15.19
7.3×13c	641	493	8×13	14.615	16.31
8.2 Series (Φ8254)
8.2×7c	456	351	9×7	7.895	9.8
8.2×8c	516	397	9×8	9.015	10.92
8.2×9c	576	443	9×9	10.135	12.04
8.2×10c	636	489	9×10	11.255	13.16
8.2×11c	696	536	9×11	12.375	14.28
8.2×12c	756	582	9×12	13.495	15.4
8.2×13c	816	28	9×13	14.615	16.52
8.2×14c	876	674	9×14	15.735	17.64
8.2×15c	936	720	9×15	16.855	18.76
9.1 Series (Φ9167 )
9.1×8c	642	494	10×8	9.015	11.14
9.1×9c	715	550	10×9	10.135	12.26
9.1×10c	788	606	10×10	11.255	13.38
9.1×11c	862	663	10×11	12.375	14.5
9.1×12c	936	720	10×12	13.495	15.62
9.1×13c	1010	777	10×13	14.615	16.74
9.1×14c	1084	834	10×14	15.735	17.86
9.1×15c	1158	891	10×15	16.855	18.98
9.1×16c	1232	948	10×16	17.975	20.1
9.1×17c	1306	1005	10×17	19.095	21.22
10.0 Series (Φ10089)
10.0×8c	783	602	11×8	9.015	11.35
10.0×9c	872	671	11×9	10.135	12.47
10.0×10c	961	740	11×10	11.255	13.59
10.0×11c	1050	808	11×11	12.375	14.71
10.0×12c	1140	877	11×12	13.495	15.83
10.0×13c	1229	946	11×13	14.615	16.95
10.0×14c	1318	1014	11×14	15.735	18.07
10.0×15c	1408	1084	11×15	16.855	19.19
10.0×16c	1497	1152	11×16	17.975	20.31
10.0×17c	1587	1222	11×17	19.095	21.43
10.0×18c	1676	1290	11×18	20.215	22.55
11.0 Series (Φ11001 )
11.0×8c	938	722	12×8	9.015	11.56
11.0×9c	1044	803	12×9	10.135	12.68
11.0×10c	1150	885	12×10	11.255	13.8
11.0×11c	1256	967	12×11	12.375	14.92
11.0×12c	1362	1048	12×12	13.495	16.04
11.0×13c	1469	1131	12×13	14.615	17.16
11.0×14c	1575	1212	12×14	15.735	18.28
11.0×15c	1681	1294	12×15	16.855	19.4
11.0×16c	1788	1376	12×16	17.975	20.52
11.0×17c	1894	1458	12×17	19.095	21.64
11.0×18c	2001	1540	12×18	20.215	22.76
11.0×19c	2107	1622	12×19	21.335	23.88
11.9 Series (Φ11923 )
11.9×9c	1234	950	13×9	10.135	12.91
11.9×10c	1359	1046	13×10	11.255	14.03
11.9×11c	1484	1142	13×11	12.375	15.15
11.9×12c	1608	1238	13×12	13.495	16.27
11.9×13c	1733	1334	13×13	14.615	17.39
11.9×14c	1858	1430	13×14	15.735	18.51
11.9×15c	1983	1527	13×15	16.855	19.63
11.9×16c	2108	1623	13×16	17.975	20.75
11.9×17c	2233	1719	13×17	19.095	21.87
11.9×18c	2358	1815	13×18	20.215	22.99
12.8 Series (Φ12840 )
12.8×10c	1585	1220	14×10	11.255	14.24
12.8×11c	1730	1332	14×11	12.375	15.36
12.8×12c	1875	1443	14×12	13.495	16.48
12.8×13c	2020	1555	14×13	14.615	17.6
12.8×14c	2164	1666	14×14	15.735	18.72
12.8×15c	2309	1778	14×15	16.855	19.84
12.8×16c	2454	1889	14×16	17.975	20.96
12.8×17c	2599	2001	14×17	19.095	22.08
12.8×18c	2744	2112	14×18	20.215	23.2
13.7 Series (φ13757 )
13.7×10c	1830	1409	15×10	11.255	14.46
13.7×11c	1996	1536	15×11	12.375	15.58
13.7×12c	2162	1664	15×12	13.495	16.7
13.7×13c	2328	1792	15×13	14.615	17.82
13.7×14c	2494	1920	15×14	15.735	18.94
13.7×15c	2661	2049	15×15	16.855	20.06
13.7×16c	2827	2176	15×16	17.975	21.18
13.7×17c	2993	2304	15×17	19.095	22.3
13.7×18c	3160	2433	15×18	20.215	23.42
13.7×19c	3326	2561	15×19	21.335	24.54
13.7×20c	3492	2688	15×20	22.455	25.66
14.6 Series (φ14668 )
14.6×10c	2093	1611	16×10	11.255	14.66
14.6×11c	2282	1757	16×11	12.375	15.78
14.6×12c	2471	1902	16×12	13.495	16.9
14.6×13c	2660	2048	16×13	14.615	18.02
14.6×14c	2849	2193	16×14	15.735	19.14
14.6×15c	3038	2339	16×15	16.855	20.26
14.6×16c	3227	2484	16×16	17.975	21.38
14.6×17c	3416	2630	16×17	19.095	22.5
14.6×18c	3605	2775	16×18	20.215	23.62
14.6×19c	3794	2921	16×19	21.335	24.74
14.6×20c	3983	3067	16×20	22.455	25.86
15.5 Series (φ15592 )
15.5×11c	2591	1995	17×11	12.375	15.99
15.5×12c	2805	2159	17×12	13.495	17.11
15.5×13c	3019	2324	17×13	14.615	18.23
15.5×14c	3233	2489	17×14	15.735	19.35
15.5×15c	3446	2653	17×15	16.855	20.47
15.5×16c	3660	2818	17×16	17.975	21.59
15.5×17c	3874	2983	17×17	19.095	22.71
15.5×18c	4088	3147	17×18	20.215	23.83
15.5×19c	4301	3311	17×19	21.335	24.95
15.5×20c	4515	3476	17×20	22.455	26.07
15.5×21c	4729	3641	17×21	23.575	27.19
16.5 Series (φ16509 )
16.5×12c	3160	2433	18×12	13.495	17.33
16.5×13c	3400	2618	18×13	14.615	18.45
16.5×14c	3640	2802	18×14	15.735	19.57
16.5×15c	3880	2987	18×15	16.855	20.69
16.5×16c	4119	3171	18×16	17.975	21.81
16.5×17c	4359	3356	18×17	19.095	22.93
16.5×18c	4598	3540	18×18	20.215	24.05
16.5×19c	4838	3725	18×19	21.335	25.17
16.5×20c	5078	3910	18×20	22.455	26.29
16.5×21c	5317	4094	18×21	23.575	27.41
16.5×22c	5557	4278	18×22	24.695	28.53
17.4 Series (φ17426 )
17.4×13c	3808	2932	19×13	14.615	18.66
17.4×14c	4074	3136	19×14	15.735	19.78
17.4×15c	4340	3341	19×15	16.855	20.9
17.4×16c	4607	3547	19×16	17.975	22.02
17.4×17c	4874	3753	19×17	19.095	23.14
17.4×18c	5140	3957	19×18	20.215	24.26
17.4×19c	5408	4164	19×19	21.335	25.38
17.4×20c	5675	4369	19×20	22.455	26.5
17.4×21c	5942	4575	19×21	23.575	27.62
17.4×22c	6209	4781	19×22	24.695	28.74
17.4×23c	6475	4985	19×23	25.815	29.86
18.3 Series (φ18335 )
18.3×14c	4529	3487	20×14	15.735	19.99
18.3×15c	4824	3714	20×15	16.855	21.11
18.3×16c	5119	3941	20×16	17.975	22.23
18.3×17c	5414	4168	20×17	19.095	23.35
18.3×18c	5710	4396	20×18	20.215	24.47
18.3×19c	6005	4623	20×19	21.335	25.59
18.3×20c	6301	4851	20×20	22.455	26.71
18.3×21c	6596	5079	20×21	23.575	27.83
18.3×22c	6892	5306	20×22	24.695	28.95
18.3×23c	7187	5534	20×23	25.815	30.07
18.3×24c	7483	5762	20×24	26.935	31.19
19.2 Series (φ19261 )
19.2×15c	5343	4114	21×15	16.855	21.33
19.2×16c	5669	4365	21×16	17.975	22.45
19.2×17c	5995	4616	21×17	19.095	23.57
19.2×18c	6321	4867	21×18	20.215	24.68
19.2×19c	6647	5118	21×19	21.335	25.81
19.2×20c	6973	5369	21×20	22.455	26.93
19.2×21c	7299	5620	21×21	23.575	28.05
19.2×22c	7625	5871	21×22	24.695	29.17
19.2×23c	7951	6122	21×23	25.815	30.29
19.2×24c	8278	6374	21×24	26.935	31.41
19.2×25c	8604	6625	21×25	28.055	32.53
20.1 Series (φ20168 )
20.1×16c	6238	4803	22×16	17.975	22.66
20.1×17c	6596	5079	22×17	19.095	23.78
20.1×18c	6954	5354	22×18	20.215	24.9
20.1×19c	7311	5629	22×19	21.335	26.02
20.1×20c	7669	5905	22×20	22.455	27.14
20.1×21c	8026	6180	22×21	23.575	28.26
20.1×22c	8384	6455	22×22	24.695	29.38
20.1×23c	8742	6731	22×23	25.815	30.5
20.1×24c	9099	7006	22×24	26.935	31.62
20.1×25c	9457	7281	22×25	28.055	32.74
21.0 Series (φ21095) 300
21.0×16c	6987	5379	23×16	17.975	24.03
21.0×17c	7378	5681	23×17	19.095	25.15
21.0×18c	7769	5982	23×18	20.215	26.27
21.0×19c	8160	6283	23×19	21.335	27.39
21.0×20c	8551	6584	23×20	22.455	28.51
21.0×21c	8942	6885	23×21	23.575	29.63
21.0×22c	9333	7186	23×22	24.695	30.75
21.0×23c	9724	7487	23×23	25.815	31.87
21.0×24c	10115	7788	23×24	26.935	33.99
21.0×25c	10506	8089	23×25	28.055	34.11
22.0 Series (φ22012) 300
22.0×16c	7641	5883	24×16	17.975	24.3
22.0×17c	8067	6211	24×17	19.095	25.42
22.0×18c	8493	6539	24×18	20.215	26.54
22.0×19c	8919	6867	24×19	21.335	27.66
22.0×20c	9345	7195	24×20	22.455	28.78
22.0×21c	9771	7523	24×21	23.575	29.9
22.0×22c	10197	7851	24×22	24.695	31.02
22.0×23c	10623	8179	24×23	25.815	32.14
22.0×24c	11049	8507	24×24	26.935	33.26
22.0×25c	11475	8835	24×25	28.055	34.38
22.9 Series (φ22930) 300
22.9×16c	8329	6413	25×16	17.975	24.56
22.9×17c	8791	6769	25×17	19.095	25.68
22.9×18c	9253	7124	25×18	20.215	26.8
22.9×19c	9715	7480	25×19	21.335	27.92
22.9×20c	10177	7836	25×20	22.455	29.04
22.9×21c	10639	8192	25×21	23.575	30.16
22.9×22c	11101	8547	25×22	24.695	31.28
22.9×23c	11563	8903	25×23	25.815	32.4
22.9×24c	12025	9259	25×24	26.935	33.52
22.9×25c	12487	9615	25×25	28.055	34.64
23.8 Series (φ23847) 300
23.8×17c	9535	7341	26×17	19.095	25.95
23.8×18c	10034	7726	26×18	20.215	27.07
23.8×19c	10534	8111	26×19	21.335	28.19
23.8×20c	11034	8496	26×20	22.455	29.31
23.8×21c	11533	8880	26×21	23.575	30.43
23.8×22c	12033	9265	26×22	24.695	31.55
23.8×23c	12533	9650	26×23	25.815	32.67
23.8×24c	13032	10034	26×24	26.935	33.79
23.8×25c	13532	10419	26×25	28.055	34.91
24.7 Series (φ24764) 300
24.7×18c	10868	8368	27×18	20.215	27.33
24.7×19c	11407	8783	27×19	21.335	28.45
24.7×20c	11946	9198	27×20	22.455	29.57
24.7×21c	12485	9613	27×21	23.575	30.69
24.7×22c	13024	10028	27×22	24.695	31.81
24.7×23c	13563	10443	27×23	25.815	32.93
24.7×24c	14102	10858	27×24	26.935	34.05
24.7×25c	14641	11273	27×25	28.055	35.17
25.6 Series (φ25682) 300
25.6×18c	11043	8503	28×18	20.215	27.6
25.6×19c	11622	8948	28×19	21.335	28.72
25.6×20c	12202	9395	28×20	22.455	29.84
25.6×21c	12782	9842	28×21	23.575	30.96
25.6×22c	13362	10288	28×22	24.695	32.08
25.6×23c	13942	10735	28×23	25.815	33.2
25.6×24c	14521	11181	28×24	26.935	34.32
25.6×25c	15101	11627	28×25	28.055	35.44
26.5 Series (φ26598) 300
26.5×18c	12630	9725	29×18	20.215	27.86
26.5×19c	13251	10203	29×19	21.335	28.98
26.5×20c	13873	10682	29×20	22.455	30.1
26.5×21c	14494	11160	29×21	23.575	31.22
26.5×22c	15116	11639	29×22	24.695	32.34
26.5×23c	15738	12118	29×23	25.815	33.46
26.5×24c	16359	12596	29×24	26.935	34.58
26.5×25c	16981	13075	29×25	28.055	35.7
27.5 Series (φ27516) 300
27.5×18c	13572	10450	30×18	20.215	28.12
27.5×19c	14290	11003	30×19	21.335	29.24
27.5×20c	15009	11556	30×20	22.455	30.36
27.5×21c	15728	12275	30×21	23.575	31.48
27.5×22c	16447	12994	30×22	24.695	32.6
27.5×23c	17166	13713	30×23	25.815	33.72
27.5×24c	17884	13770	30×24	26.935	34.84
27.5×25c	18603	14324	30×25	28.055	35.96
30.2 Series (φ30260) 300
30.2×18c	15248	11741	33×18	20.215	28.91
30.2×19c	16054	12362	33×19	21.335	30.03
30.2×20c	16860	13000	33×20	22.455	31.15
30.2×21c	17666	13603	33×21	23.575	32.27
30.2×22c	18472	14223	33×22	24.695	33.39
30.2×23c	19278	14844	33×23	25.815	34.51
30.2×24c	20084	15465	33×24	26.935	35.63
30.2×25c	20890	16085	33×25	28.055	36.75
30.2×26c	21696	16706	33×26	29.175	37.87
30.2×27c	22502	17327	33×27	30.295	38.99

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