 
  
· Fastener selection is based on belt thickness, pulley diameters and working tension of the belt. Please refer to fastener manufacturer's specifications for proper fastener selection.
|
U.S. RUBBER CORP.
LOAD STAR SPECIFICATIONS
|
U.S. RUBBER CORPORATION 211 NORTH LOOP 336 E., CONROE TX 77301 SALES 800-872-3587
|
U.S. RUBBER CORP.
LOAD STAR SPECIFICATIONS
|
U.S. RUBBER CORPORATION 211 NORTH LOOP 336 E., CONROE TX 77301 SALES 800-872-3587
|
* Minimum pulley diameters are dependent on the type of splice, fastener used, belt tension and belt tension required.
* Troughabilly and Load Support can be dependent on cover gauges and compounds used.
* Impact rating is based on the use of proper rubber impact idlers or bed plus proper loading and transfer conditions. Rating are based on 10% lumps and 90% fines or sized material up to 4" lumps. If proper impact idlers or beds are not used, impact rating is downgraded by half or less depending upon the conditions.
|
AT U.S. RUBBER CORP., THE SERVICE DOES NOT END AFTER THE SALE. OUR SALES AND TECHNICAL TEAM WILL PROVIDE SUPPORT, TRAINING AND TROUBLE SHOOTING SEMINARS TO HELP IMPROVE YOUR PRODUCTIVITY.
|
Highly resistant to mineral oil and most other oils that cause swelling and sponginess. The compound has abrasion, tear, ozone and weather resistance.
Designed for handling animal or vegetable fats, oily metal parts, etc. Recommended service temperatures -20 to 200 degrees F.
|
U.S. RUBBER CORPORATION 211 NORTH LOOP 336 E., CONROE TX 77301 SALES 800-872-3587
|
Designed to be used in moderately oily environments. Recommended for wood chips, waste disposal sewage, sludge and whole grains.
Not recommended for high impact applications. Recommended service temperatures -30 to 200
degrees Fahrenheit
|
MODERATE OIL RESISTANT (MOR)
|
U.S. RUBBER CORP BELT CROSS SECTION
|
Top Cover A
Any thickness from 1/32” to 1-1/2”
(0.8mm-38.1mm)
|
Carcass C
Heavy and high adhesion skim
|
Top Cover D
Any thickness from 1/32” to 1”
Bare back also available (0.8mm-25.4mm)
|
SUPER OIL RESISTANT (SOR)
|
DESIGNED TO IMPROVE PRODUCTIVITY
|
Pulp, Chips, Saw Cuts, Saw Dust
|
U.S. RUBBER CORPORATION 211 NORTH LOOP 336 E., CONROE TX 77301 SALES 800-872-3587
|
Our belts are made to move your products fast and safe.
Wood Chips
Saw Dust
Wood Pulp
Tree Bark
Cut Logs
|
SUPER OIL RESISTANT (SOR)
|
MODERATE OIL RESISTANT (MOR)
|
U.S. RUBBER CORP. OIL RESISTANT
CONVEYOR BELTING MOVES
YOUR PULP, CHIPS, TREE
BARK AND CUT LOGS
|
LOAD STAR
|
FABRIC STYLE
|
|
LOAD STAR 110
|
|
LOAD STAR 125
|
|
LOAD STAR 150
|
SPECIFICATIONS
|
BELT STYLE
|
|
2-220
|
3-330
|
4-440
|
|
2-250
|
3-375
|
4-500
|
|
2-300
|
3-450
|
4-600
|
5-750
|
Number of Plies
|
|
|
2
|
3
|
4
|
|
2
|
3
|
4
|
|
2
|
3
|
4
|
5
|
Working Strength PIW
|
Mechanical
|
|
220
|
330
|
440
|
|
250
|
375
|
500
|
|
300
|
450
|
600
|
750
|
Rating pounds PIW
|
Vulcanized
|
|
220
|
330
|
440
|
|
250
|
375
|
500
|
|
330
|
500
|
660
|
830
|
Approx. Carcass Gauge
|
|
|
.116
|
.165
|
.215
|
|
.128
|
.186
|
.247
|
|
.160
|
.206
|
.280
|
.354
|
Approx. Carcass Wt. PlW/ft
|
|
|
.060
|
.080
|
.115
|
|
060
|
.092
|
.130
|
|
.105
|
.115
|
.152
|
.192
|
Average Cover Wt. per 1/16"
|
Gauge PIW/ft.
|
|
.033
|
.033
|
.033
|
|
.033
|
.033
|
.033
|
|
.033
|
.033
|
.033
|
.033
|
Impact Rating (Foot-Pounds)
|
|
|
460
|
665
|
875
|
|
490
|
728
|
1031
|
|
680
|
994
|
1310
|
1497
|
CONVEYOR BELT CRITERIA
|
|
|
|
|
|
|
|
|
|
|
|
|
|
MINIMUM PULLEY DIAMETER
|
|
|
|
|
|
|
|
|
|
|
|
|
|
81-100% TENSION
|
|
16"
|
18"
|
24"
|
|
16"
|
18"
|
24"
|
|
16"
|
22"
|
28"
|
30"
|
61-80% TENSION
|
|
14"
|
16"
|
20"
|
|
14"
|
16"
|
20"
|
|
14"
|
18"
|
22"
|
24"
|
UP TO 60% TENSION
|
|
10"
|
12"
|
16"
|
|
12"
|
14"
|
18"
|
|
12"
|
16"
|
20"
|
20"
|
MINIMUM BELT WIDTH FOR EMPTY BELT TROUGHING
|
|
|
|
|
|
|
|
|
|
20 Degree Idlers
|
|
16"
|
24"
|
30"
|
|
16"
|
24"
|
30"
|
|
18"
|
24"
|
30"
|
36"
|
35 Degree Idlers
|
|
18"
|
24"
|
30"
|
|
18"
|
24"
|
30"
|
|
24"
|
30"
|
36"
|
36"
|
45 Degree Idlers
|
|
30"
|
30"
|
36"
|
|
24"
|
30"
|
36"
|
|
24"
|
30"
|
36"
|
42"
|
MAXIMUM BELT WIDTH FOR LOAD SUPPORT
|
|
|
|
|
|
|
|
|
|
20 Degree Idlers
|
0-40
|
#/CU.FT.
|
|
54"
|
66"
|
72"
|
|
54"
|
72"
|
72"
|
|
72"
|
72"
|
72"
|
72"
|
|
41-80
|
#/CU.FT.
|
|
42"
|
60"
|
72"
|
|
48"
|
60"
|
72"
|
|
60"
|
66"
|
72"
|
72"
|
|
81-120
|
#/CU.FT.
|
|
42"
|
54"
|
72"
|
|
42"
|
54"
|
72"
|
|
54"
|
60"
|
72"
|
72"
|
|
Over 120
|
#/CU.FT.
|
|
36"
|
48"
|
60"
|
|
36"
|
48"
|
60"
|
|
48"
|
54"
|
66"
|
72"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
35 Degree Idlers
|
0-40
|
#/CU.FT.
|
|
48"
|
60"
|
72"
|
|
48"
|
60"
|
72"
|
|
60"
|
66"
|
72"
|
72"
|
|
|
|
41-80
|
#/CU.FT.
|
|
42"
|
54"
|
66"
|
|
42"
|
60"
|
60"
|
|
54"
|
60"
|
72"
|
72"
|
|
|
|
81-120
|
#/CU.FT.
|
|
36"
|
48"
|
60"
|
|
42"
|
54"
|
60"
|
|
48"
|
54"
|
66"
|
72"
|
|
|
|
Over 120
|
#/CU.FT.
|
|
30"
|
42"
|
54"
|
|
30"
|
42"
|
54"
|
|
42"
|
48"
|
60"
|
66"
|
45 Degree Idlers
|
0-40
|
#/CU.FT.
|
|
48"
|
54"
|
72"
|
|
48"
|
54"
|
72"
|
|
60"
|
60"
|
72"
|
72"
|
|
|
|
41-80
|
#/CU.FT.
|
|
36"
|
48"
|
60"
|
|
36"
|
48"
|
54"
|
|
48"
|
54"
|
66"
|
72"
|
|
|
|
81-120
|
#/CU.FT.
|
|
30"
|
42"
|
54"
|
|
30"
|
48"
|
54"
|
|
42"
|
48"
|
60"
|
66"
|
|
|
|
Over 120
|
#/CU.FT.
|
|
30"
|
36"
|
48"
|
|
NR
|
36"
|
48"
|
|
36"
|
42"
|
54"
|
60"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ELEVATOR BELT CRITERIA
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ELEVATOR TENSION RATINGS (PIW)
|
|
190
|
280
|
370
|
|
200
|
290
|
385
|
|
260
|
390
|
520
|
645
|
MINIMUM PULLEY DIAMETERS
|
|
|
|
|
|
|
|
|
|
|
|
|
|
81-100% Tension
|
|
18"
|
18"
|
24"
|
|
16"
|
18"
|
24"
|
|
18"
|
22"
|
30"
|
36"
|
61-80% Tension
|
|
16"
|
16"
|
20"
|
|
14"
|
16"
|
22"
|
|
16"
|
20"
|
24"
|
30"
|
Up to 60% Tension
|
|
12"
|
14"
|
18"
|
|
12"
|
14"
|
20"
|
|
14"
|
18"
|
20"
|
24"
|
MAXIMUM BUCKET PROJECTION
|
|
|
|
|
|
|
|
|
|
|
|
|
|
100# 'CU.FT.l" OR LESS
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Spaced Industrial
|
|
6"
|
7"
|
10"
|
|
7"
|
8"
|
10"
|
|
7"
|
9"
|
10"
|
11"
|
Continuous Industrial
|
|
5"
|
7"
|
l 0"
|
|
6"
|
8"
|
10"
|
|
7"
|
9"
|
12"
|
14"
|
LOAD STAR 200
|
|
LOAD STAR 250
|
|
LOAD STAR 300
|
|
LOAD STAR 300
|
2-400
|
3-600
|
4-800
|
5-1000
|
6-1200
|
|
2-500
|
3-750
|
4-1000
|
|
2-600
|
3-900
|
4-1200
|
5-1500
|
|
2-800
|
3-1200
|
4-1600
|
2
|
3
|
4
|
5
|
6
|
|
2
|
3
|
4
|
|
2
|
3
|
4
|
5
|
|
2
|
3
|
4
|
400
|
600
|
800
|
1000
|
1200
|
|
500
|
750
|
1000
|
|
600
|
900
|
1200
|
1500
|
|
800
|
1200
|
1600
|
440
|
660
|
880
|
1100
|
1320
|
|
550
|
825
|
1100
|
|
660
|
990
|
1320
|
1650
|
|
880
|
1320
|
1760
|
.163
|
.225
|
.300
|
.379
|
.453
|
|
.200
|
.280
|
.380
|
|
.240
|
.370
|
.510
|
.660
|
|
.300
|
.450
|
.630
|
.105
|
.115
|
.152
|
.194
|
.235
|
|
.108
|
.152
|
.206
|
|
.130
|
.200
|
.276
|
.358
|
|
.164
|
.244
|
.341
|
.033
|
.033
|
.033
|
.033
|
.033
|
|
.033
|
.033
|
.033
|
|
.033
|
.033
|
.033
|
.033
|
|
.033
|
.033
|
.033
|
805
|
1000
|
1135
|
1220
|
1290
|
|
915
|
1115
|
1165
|
|
930
|
1130
|
1240
|
1300
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18”
|
24”
|
30”
|
36”
|
42”
|
|
24”
|
30”
|
36”
|
|
22”
|
36”
|
42”
|
45”
|
|
|
|
|
16”
|
20”
|
24”
|
30”
|
36”
|
|
20”
|
24”
|
30”
|
|
18”
|
30”
|
33”
|
40”
|
|
|
|
|
14”
|
18”
|
20”
|
24”
|
30”
|
|
18”
|
20”
|
24”
|
|
16”
|
26”
|
30”
|
33”
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
24”
|
30”
|
36”
|
42”
|
48”
|
|
30”
|
36”
|
42”
|
|
30”
|
42”
|
48”
|
54”
|
|
|
|
|
30”
|
30”
|
36”
|
42”
|
48”
|
|
36”
|
36”
|
42”
|
|
30”
|
42”
|
48”
|
54”
|
|
|
|
|
30”
|
36”
|
42”
|
48”
|
54”
|
|
36”
|
42”
|
48”
|
|
36”
|
48”
|
54”
|
60”
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
66”
|
72”
|
72”
|
72”
|
72”
|
|
72”
|
72”
|
72”
|
|
72”
|
72”
|
72”
|
72”
|
|
|
|
|
60”
|
72”
|
72”
|
72”
|
72”
|
|
66”
|
72”
|
72”
|
|
72”
|
72”
|
72”
|
72”
|
|
|
|
|
54”
|
72”
|
72”
|
72”
|
72”
|
|
60”
|
72”
|
72”
|
|
60”
|
72”
|
72”
|
72”
|
|
|
|
|
48”
|
60”
|
72”
|
72”
|
72”
|
|
54”
|
60”
|
72”
|
|
54”
|
60”
|
72”
|
72”
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
66”
|
72”
|
72”
|
72”
|
72”
|
|
72”
|
72”
|
72”
|
|
72”
|
72”
|
72”
|
72”
|
|
|
|
|
60”
|
60”
|
72”
|
72”
|
72”
|
|
66”
|
66”
|
72”
|
|
60”
|
72”
|
72”
|
72”
|
|
|
|
|
54”
|
60”
|
72”
|
72”
|
72”
|
|
60”
|
66”
|
72”
|
|
54”
|
72”
|
72”
|
72”
|
|
|
|
|
48”
|
54”
|
60”
|
66”
|
72”
|
|
54”
|
60”
|
72”
|
|
48”
|
60”
|
72”
|
72”
|
|
|
|
|
60”
|
72”
|
72”
|
72”
|
72”
|
|
66”
|
66”
|
72”
|
|
72”
|
66”
|
72”
|
72”
|
|
|
|
|
54”
|
54”
|
72”
|
72”
|
72”
|
|
60”
|
66”
|
72”
|
|
54”
|
60”
|
72”
|
72”
|
|
|
|
|
48”
|
54”
|
60”
|
72”
|
72”
|
|
54”
|
54”
|
72”
|
|
48”
|
60”
|
72”
|
72”
|
|
|
|
|
42”
|
48”
|
54”
|
60”
|
72”
|
|
48”
|
48”
|
72”
|
|
42”
|
54”
|
72”
|
72”
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
345
|
520
|
690
|
870
|
1030
|
|
425
|
630
|
850
|
|
520
|
755
|
1015
|
1215
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
22”
|
26”
|
36”
|
42”
|
48”
|
|
26”
|
32”
|
42”
|
|
24”
|
36”
|
45”
|
54”
|
|
|
|
|
20”
|
24”
|
30”
|
36”
|
42”
|
|
24”
|
28”
|
36”
|
|
22”
|
30”
|
38”
|
48”
|
|
|
|
|
18”
|
22”
|
24”
|
30”
|
36”
|
|
22”
|
26”
|
30”
|
|
20”
|
28”
|
33”
|
42”
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
9”
|
10”
|
11”
|
12”
|
12”
|
|
10”
|
11”
|
12”
|
|
10”
|
11”
|
12”
|
12”
|
|
|
|
|
9”
|
12”
|
14”
|
16”
|
20”
|
|
11”
|
14”
|
16”
|
|
8”
|
13”
|
16”
|
18”
|
|
|
|
|
|