PLEI-TECH® 00

Plei-Tech 00 is a polyester compound developed in conjunction with Plei-Tech 22 to offer alternatives to Plei-Tech 15. Plei-Tech 00 offers outstanding tear strength, good abrasion resistance, excellent resistance to oil products, and is suited for moderate dynamic loading. Plei-Tech 00 is available in 80°A to 95°A. PleiTech 00 falls short of Plei-Tech 22, Plei-Tech 23, Plei-Tech 24, Plei-Tech 25 and Plei-Tech 15 in solvent resistance. Maximum service temperature is 200°F. Standard Color is amber, however this product is not color stable.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 80 90 95
Hardness D 50
100% Modulus D 412 PSI 700 1150 2000
300% Modulus D 412 PSI 1350 2200 4000
Tensile Strength D 412 PSI 7400 7400 7100
Ultimate Elongation D 412 % 600 525 450
Split Tear D 470 PLI 130 150 175
Die C Tear D 624 PLI 490 600 760
Resilience D 2632 % 33 27 27
Compressive Modulus D 575 PSI
5% 160 250 475
10% 275 400 750
15% 375 550 1050
20% 525 775 1450
25% 725 1100 1950
Brittle Point D 746 F
Specific Gravity D 792 1.25 1.27 1.29
Compression Set
(22 Hours at 70C)
D 385
Method B
% 35 32 33

PLEI-TECH® 10

Plei-Tech 10 is a very high performance polyurethane that is best suited for the most demanding applications. Plei-Tech 10 offers outstanding cut, abrasion, and solvent resistance. In addition to exceptional physical properties Plei-Tech 10 also offers excellent dynamic properties. The one setback of the material is that it takes a high compression set. Plei-Tech 10 is available in 80°A, 90°A, 93°, and 97°A hardnesses. Maximum service temperature is 275°F. Only available in natural color (cream). Typical applications are bumpers, diaphragms, rollers, and hydrocyclones.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 80 92 97
Hardness D 55
100% Modulus D 412 PSI 550 1300 1825
300% Modulus D 412 PSI 1070 2000 2250
Tensile Strength D 412 PSI 4950 6300 5150
Ultimate Elongation D 412 % 525 720 595
Split Tear D470 PLI 93 645 145
Die C Tear D624 PLI 390 705 635
Resilience D 2632 % 45 55 53
Compression Set
(24 Hours at 70°C)
D385
Method B
% 36 53 40
Compressive Modulus D 575 PSI
5%
10%
15%
20%
25%
Brittle Point D 746 F
Specific Gravity D792 1.19 1.19 1.09

PLEI-TECH® 15

Plei-Tech 15 is also known as Vulkollan® (trademark name of Bayer AG Germany). Plei-Tech 15 offers excellent abrasion and cut resistance, and is well suited for high dynamic loading. Plei-Tech 15 performs well in solvent and oil environments, and is available in hardness from 60°A to 60°D. This product is also available as a foam which has tremendous dynamic performance and abrasion resistance. This compound has MSHA approval. Maximum service temperature is 200°F. Color is natural which is light brown that turns dark brown when exposed to UV light. No properties are lost in this color transformation.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 63 73 83 93
Hardness D
100% Modulus D 412 PSI 500 650 800 1500
300% Modulus D 412 PSI 990 1350 1400 2100
Tensile Strength D 412 PSI 3950 4500 5500 6000
Ultimate Elongation D 412 % 450 450 500 700
Split Tear D470 PLI 36 43 175 200
Die C Tear D624 PLI 295 375 475 750
Resilience D 2632 % 46 47 55 48
Compression Set
(24 Hours at 70°C)
D385
Method B
% 19 17 15 15
Taber Abrasion
(H-18 Wheel 5000 Cycles)
D-1044-78 mg Loss 7 7 8 16

 

PLEI-TECH® 22

Plei-Tech 22 is a polyester compound developed by Pleiger Plastics Company as an alternative to Plei-Tech 15. Plei-Tech 22 offers excellent abrasion and solvent resistance compared to other polyurethane compounds. Plei-Tech 22 is available in hardness from 40°A to 60°D. Plei-Tech 22 is not suited for applications involving high dynamic loading. This compound is MSHA approvable. Maximum service temperature is 190°F. Standard color is natural (cream), however color coding is available. Typical applications are scrapers, snow plows, and squeegees.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 60 70 80 85 95
Hardness D
100% Modulus D 412 PSI 240 480 680 1100 1810
300% Modulus D 412 PSI 350 1000 1600 2900 3600
Tensile Strength D 412 PSI 2700 4600 5600 6000 7000
Ultimate Elongation D 412 % 600 490 460 400 450
Split Tear D 470 PLI 40 70 80 95 210
Die C Tear D 624 PLI 155 350 370 410 690
Resilience D 2632 % 50 27 23 25 30
Compression Set
(24 Hours at 70°C)
D 385
Method B
% 20 30 25 20 35
Taber Abrasion
(H-18 Wheel 5000 Cycles)
D-1044-78 mg Loss 54 40 22 17
Specific Gravity D 792 1.2 1.22 1.23 1.24 1.26

PLEI-TECH 23

Plei Tech 23 is a polyester polyurethane. This material has higher tensile strength, tear strength, and flexlife than standard PT-22 in the same durometer ranges. This compound is not as good in dynamics, has a higher compression set, and slightly lower solvent resistance as PT-22. Available from 60°A to 88°A, and can be colored. Maximum service temperature 190°F. Typical applications are scrapers and sheets.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 60 70 80 85
100% Modulus D412 PSI 300 500 700 650
300% Modulus D 412 PSI 500 950 1600 1700
Tensile Strength D 412 PSI 3200 4500 5900 6100
Ultimate Elongation D 412 % 525 475 475 650
Split Tear D470 PLI 70 90 110 140
Die C Tear D624 PLI 220 340 460 540
Resilience D 2632 % 37 30 28 25
Compression Set
(22 Hours at 70°C)
D385
Method B
% 30 35 40 45
Specific Gravity D792 1.2 1.22 1.23 1.26

 

PLEI-TECH® 95

Plei-Tech 95 is a polyether polyurethane. Plei-Tech 95 offers excellent performance in dynamic loading, shock absorption, and water environments. Plei-Tech 95 falls slightly short of other Plei-Tech compounds in abrasion and cut resistance. Plei-Tech 95 is available in hardnesses from 80°A to 75°D. Plei-Tech 95 is not suited for applications involving solvents or petroleum based oils. This product has general MSHA approval. Maximum service temperature is 200°F. Standard color is blue, however this material is not color stable. Typical applications are bumpers, balls, and hydrocyclones.

PHYSICAL PROPERTY TEST METHOD UNITS HARDNESS
Hardness A 80 90 95
Hardness D 50 60 75
100% Modulus D 412 PSI 580 1100 2200 3200 4000
300% Modulus D 412 PSI 850 1650 4050 6500
Tensile Strength D 412 PSI 3550 4080 5600 7100 7500
Ultimate Elongation D 412 % 730 450 350 310 230
Split Tear D470 PLI 82 65 125 115 145
Die C Tear D624 PLI 300 370 500 630 950
Resilience D 2632 % 56 50 42 42
Compression Set
(24 Hours at 70°C)
D385
Method B
% 41 25 32 28
Compressive Modulus D 575 PSI
5% 110 210 500 1000 2300
10% 180 350 840 1600 3950
15% 270 490 1200 2200 5100
20% 375 680 1650 3000 6000
25% 525 940 2100 4000 8000
Brittle Point D 746 F -94 -94 -94 -94
Specific Gravity D792 1.07 1.08 1.13 1.16 1.2

 

LUBRITHANE

Lubrithane is a polyurethane with special additives to provide a reduced coefficient of friction. Lubrithane is ideal for belt scraping applications because of good abrasion resistance and a low coefficient of friction. Lubrithane is available in hardnesses from 60°A to 50°D. Maximum service temperature is 190°F. Color is black.

Typical Frictional Properties (Coefficient of Friction)
(ASTM D 1894-87)

Lubrithane on Rubber UHMW on Rubber
Static Kinetic Static Kinetic
Dry 0.18-0.20 0.160-0.17 0.44-0.46 0.34-0.44
Wet 0.19-0.20 0.13-0.14 0.51-0.54 0.35-0.40
Lubrithane on Steel UHMW on Steel
Static Kinetic Static Kinetic
Dry 0.15-0.17 0.14-0.17 0.12-0.18 0.12-0.18
Wet 0.16-0.18 0.16-0.18 0.12-0.18 0.12-0.18
Rubber – Goodyear Conveyor Belting 220 PIW WingfootII
Steel finish = ASTM D 1894-87
TYPICAL PHYSICAL PROPERTIES
ASTM UNIT LUBRITHANE
Hardness D-2240-81 Shore A 93
Tensile Strength D-412-80 PSI 4993
Elongation & Break D-412-80 % 403
Stress D-412-80 PSI
At 100% 1862
At 200% 2165
At 300% 2762
Die C Tear Strength D-624-81 PSI 618
Taber Abrasion D-1044-78 Mg Loss 23.5

 

PLEI-TECH® 15 FOAM

Plei-Tech 15 Foam is an open/closed cell polyurethane foam based upon Vulkollan (Plei-Tech 15) chemistry. This product has tremendous dynamic performance and abrasion resistance and is used where high frequency low loads are present. Density ranges are from .35 g/cc to .60 g/cc. This material is ideal for bumpers and cushions which require high displacements. Maximum service temperature is 200°F. Color is natural which is light brown that turns to dark brown when exposed to UV light. (No properties are lost in this color transformation.)

15-35 15-40 15-50 15-50 15-55 15-60
Density
(kg/m3)
350 400 450 500 550 600 DIN 53420
Tensile Strength
(N/mm2)
4 4.5 5.5 6.5 7.5 8 DIN 53455
Elongation
(N/mm2)
390 410 430 450 465 470 DIN 53455
Tear Resistance
(kN/m)
8 10 12 14 18 20 DIBN 53515
Rebound
(%)
70 70 70 70 70 70 DIN 53512
Compression
(after 24 hours @ 70°C)
4.8 5.8 6.5 7.2 7.5 8 DIN 53572