POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363
info@polycoatusa.com | www.polycoatusa.com
TECHNICAL DATA SHEET
PC 561-70A-M5-5M-NAT Product Description
PC 561-70A-M5 is a two-component, 100% solid
Elastomeric Urethane system designed for processing
by either hand mix or typical polyurethane dispensing
equipment.
Recommended Uses
Recommended uses include; Automotive parts, air-
filters, sporting goods, tooling, or applications where
superior tensile strength, elongation, and high-resilience
are required with a Shore A hardness of 68-72A.
Storage and Handling
Containers for both Side-A and Side-B components
should be kept tightly closed to prevent moisture
contamination. Do not reseal if contamination is
suspected. Use of a dry nitrogen blanket for partial
drums is recommended. Side-B may be stored at
ambient temperatures. Storage for Side-A should be
maintained between 77 F (25 C) and 95 F (35 C). For
best results, this product should not be allowed to
freeze, although it may be re-heated in a well ventilated
oven for a period of time to re-liquefy solid particles. To
avoid product degradation, product temperature during
re-heating should not exceed 140 F (60 C). An additional
note of caution is that exposure to temperatures over
400 F (204 C) can create excessive pressure potentially
causing containers to rupture. Do not breathe aerosol or
vapors and avoid contact with skin and eyes. Exposure
to vapors of heated MDI can be dangerous. To heat
product properly, use well ventilated convection ovens
or other methods that distribute heat evenly. Avoid
using drum heaters or other heat sources that may
cause excessive local heating.
Health and Safety
Appropriate literature has been assembled which
provides information concerning the health and safety
precautions that must be observed when handling any
of the products listed above. Before working with these
products, it is your responsibility to read and become
familiar with the available information on its hazards,
proper use and handling. This is extremely important
and cannot be overemphasized. Information is available
in several forms, e.g. material safety data sheets and
product labels. To obtain this information, contact your
Polycoat Products representative.
Typical Properties Side-A (ISO)
NCO 18.9-19.2%
Viscosity @ 77 F (25 C) 500-1100 cps
Specific Gravity @ 77 F (25 C) 1.21
Appearance @ 77 F (25 C) liquid
Typical Properties Side-B (polyol blend)
Viscosity @ 77 F (25 C) 700-900 cps
Specific Gravity @ 77 F (25 C) 1.02
Appearance @ 77 F (25 C) viscous liquid
Typical Physical Properties
Hardness, Shore A 68-72
Resilience, % Rebound 50
Split Tear Strength N/A
Tear Strength, Die C 200-250 pli
(35.1-43.8 kNm)
Tensile Strength 1300-1500 psi
(8.96-10.3 MPa)
Ultimate Elongation 350-400%
Processing Characteristics
Mix Ratio by Weight A:B 62:100
Side-A temperature 90-100 F
(32-38 C)
Side-B temperature 80-100 F
(27-38 C)
Mold temperature 90-120 F
(32-49 C)
Gel Time* @ 74 F (23 C) 4.5-5.5 minutes
Service Temperature -20 F to +180 F
(-29 C to +82 C)
*Variety of gel times available
– H A = O A N A = @ = H H E J B K N I = P E K J E J P D A $ A J A N = H $ Q E @ A H E J A O 1 A ? D J E ? = H ! = P = 0 D A A P O $ Q E @ A 0 L A ? E B ? = P E K J O = J @ 0 = B A P U ! = P = 0 D A A P O 0 ! 0 > A B K N A = L L H U E J C I = P A N E = H 1 D A O A L N K @ Q ? P O = N A B K N
L N K B A O O E K J = H Q O A K J H U = J @ L N A B A N = > H U = L L H E A @ > U L N K B A O O E K J = H O S D K D = R A L N E K N A T L A N E A J ? A S E P D P D A – K H U ? K = P – N K @ Q ? P O I = P A N E = H O K N D = R A Q J @ A N C K J A P N = E J E J C E J = L L H E ? = P E K J K B – K H U ? K = P – N K @ Q ? P O
I = P A N E = H O – Q > H E O D A @ P A ? D J E ? = H @ = P = = J @ E J O P N Q ? P E K J O = N A O Q > F A ? P P K ? D = J C A S E P D K Q P J K P E ? A K J P = ? P U K Q N H K ? = H – K H U ? K = P – N K @ Q ? P O N A L N A O A J P = P E R A K N R E O E P K Q N S A > O E P A B K N ? Q N N A J P P A ? D J E ? = H @ = P =
E J O P N Q ? P E K J O = J @ L N K F A ? P O L A ? E B ? N A ? K I I A J @ = P E K J O
Limited Warranty: – K H U ? K = P – N K @ Q ? P O S = N N = J P O E P O L N K @ Q ? P O P K > A B N A A K B I = J Q B = ? P Q N E J C @ A B A ? P O = J @ P D = P P D A U S E H H I A A P – K H U ? K = P – N K @ Q ? P O ? Q N N A J P L Q > H E O D A @ L D U O E ? = H L N K L A N P E A O 0 A H H A N O
= J @ I = J Q B = ? P Q N A N O O K H A N A O L K J O E > E H E P U O D = H H > A P K N A L H = ? A P D = P L K N P E K J K B P D A L N K @ Q ? P S D E ? D L N K R A O P K > A @ A B A ? P E R A 1 D A N A = N A J K K P D A N S = N N = J P E A O > U – K H U ? K = P – N K @ Q ? P O K B = J U J = P Q N A
S D = P O K A R A N A T L N A O O A @ K N E I L H E A @ E J ? H Q @ E J C = J U S = N N = J P U K B I A N ? D = J P = > E H E P U K N B P J A O O B K N = L = N P E ? Q H = N L Q N L K O A E J ? K J J A ? P E K J S E P D P D E O L N K @ Q ? P – K H U ? K = P – N K @ Q ? P O O D = H H J K P > A H E = > H A
B K N @ = I = C A O K B = J U O K N P E J ? H Q @ E J C N A I K P A K N ? K J O A M Q A J P E = H @ = I = C A O N A O Q H P E J C B N K I = J U ? H = E I A @ > N A = ? D K B = J U S = N N = J P U S D A P D A N A T L N A O O A @ K N E I L H E A @ – K H U ? K = P – N K @ Q ? P O O D = H H J K P > A
N A O L K J O E > H A B K N Q O A K B P D E O L N K @ Q ? P E J = I = J J A N P K E J B N E J C A K J = J U L = P A J P D A H @ > U K P D A N O & J = @ @ E P E K J J K S = N N = J P U K N C Q = N = J P A A E O > A E J C E O O Q A @ S E P D N A O L A ? P P K = L L A = N = J ? A ? K H K N B = @ E J C
? D = H G E J C O P = E J E J C O D N E J G = C A L A A H E J C J K N I = H S A = N = J @ P A = N K N E I L N K L A N = L L H E ? = P E K J > U P D A = L L H E ? = P K N ! = I = C A ? = Q O A @ > U = > Q O A J A C H A ? P = J @ H = ? G K B L N K L A N I = E J P A J = J ? A = ? P O K B J = P Q N A = J @
K N L D U O E ? = H I K R A I A J P K B P D A O Q > O P N = P A K N O P N Q ? P Q N = H @ A B A ? P O = N A = H O K A T ? H Q @ A @ B N K I P D A H E I E P A @ S = N N = J P U – K H U ? K = P – N K @ Q ? P O N A O A N R A O P D A N E C D P P K ? K J @ Q ? P L A N B K N I = J ? A P A O P O K J = J U I = P A N E = H
? H = E I A @ P K > A @ A B A ? P E R A L N E K N P K = J U N A L = E N O > U K S J A N C A J A N = H ? K J P N = ? P K N K N = L L H E ? = P K N
Disclaimer: H H C Q E @ A H E J A O N A ? K I I A J @ = P E K J O O P = P A I A J P O = J @ P A ? D J E ? = H @ = P = ? K J P = E J A @ D A N A E J = N A > = O A @ K J E J B K N I = P E K J = J @ P A O P O S A > A H E A R A P K > A N A H E = > H A = J @ ? K N N A ? P > Q P = ? ? Q N = ? U
= J @ ? K I L H A P A J A O O K B O = E @ P A O P O = N A J K P C Q = N = J P A A @ = J @ = N A J K P P K > A ? K J O P N Q A @ = O = S = N N = J P U A E P D A N A T L N A O O A @ K N E I L H E A @ & P E O P D A Q O A N O N A O L K J O E > E H E P U P K O = P E O B U D E I O A H B > U D E O
K S J E J B K N I = P E K J = J @ P A O P P K @ A P A N I E J A O Q E P = > E H E P U K B P D A L N K @ Q ? P B K N D E O K S J E J P A J @ A @ Q O A = L L H E ? = P E K J = J @ F K > O E P Q = P E K J = J @ Q O A N = O O Q I A O = H H N E O G = J @ H E = > E H E P U N A O Q H P E J C B N K I D E O Q O A
K B P D A L N K @ Q ? P 4 A @ K J K P O Q C C A O P K N C Q = N = J P A A P D = P = J U D = V = N @ H E O P A @ D A N A E J = N A P D A K J H U K J A O S D E ? D I = U A T E O P + A E P D A N O A H H A N J K N I = J Q B = ? P Q N A N O D = H H > A H E = > H A P K P D A > Q U A N K N = J U
P D E N @ L A N O K J B K N = J U E J F Q N U H K O O K N @ = I = C A @ E N A ? P H U K N E J @ E N A ? P H U N A O Q H P E J C B N K I Q O A K B K N E J = > E H E P U P K Q O A P D A L N K @ Q ? P / A ? K I I A J @ = P E K J O K N O P = P A I A J P O S D A P D A N E J S N E P E J C K N K N = H K P D A N
P D = J P D K O A ? K J P = E J A @ D A N A E J O D = H H J K P > A > E J @ E J C Q L K J P D A I = J Q B = ? P Q N A N Q J H A O O E J S N E P E J C = J @ O E C J A @ > U = ? K N L K N = P A K B B ? A N K B P D A I = J Q B = ? P Q N A N 1 A ? D J E ? = H = J @ = L L H E ? = P E K J E J B K N I = P E K J
E O L N K R E @ A @ B K N P D A L Q N L K O A K B A O P = > H E O D E J C = C A J A N = H L N K B H A K B P D A I = P A N E = H = J @ L N K L A N = L L H E ? = P E K J L N K ? A @ Q N A O 1 A O P L A N B K N I = J ? A N A O Q H P O S A N A K > P = E J A @ E J = ? K J P N K H H A @ A J R E N K J I A J P
= J @ – K H U ? K = P – N K @ Q ? P O I = G A O J K ? H = E I P D = P P D A O A P A O P O K N = J U K P D A N P A O P O = ? ? Q N = P A H U N A L N A O A J P = H H A J R E N K J I A J P O – K H U ? K = P – N K @ Q ? P O E O J K P N A O L K J O E > H A B K N P U L K C N = L D E ? = H A N N K N O
2021 Polycoat Products. All rights reserved. Revision 20210106EA
POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363
info@polycoatusa.com | www.polycoatusa.com