Excellent Wear Resistance Oil Resistance Polyester Polyurethane Prepolymer Casting PU Elastomer (CPU)

• Molecular Principal Chain: Carbon Chain Polymer
• Color: White
• CAS No.: 9009-54-5
• Formula: C3h8n2o
• Einecs: 210-898-8
• Polyurethane: Polyurethane
• Model NO.: Polyester Polyurethane Prepolymer
• Transport Package: 250kg
• Specification: as required
• Trademark: as required
• Origin: China
• Production Capacity: 300000mt

Product Description

Products Description

1. This product is a polyester polyurethane prepolymer synthesized from polyester polyol and toluen e diisocyanate (T-80). 2. Characteristics: Excellent wear resistance, oil resistance and mechanical properties 3. Application:screen mesh, machinery parts, sealing ring, rubber roller

 

typical properties of PU matrix:

Name of products	Appearance	Viscosity(mPa·s/85ºC)	NCO% Content	Package(kg)
XCPU-E849	Solid	900-1000	4.90	20/200

Reaction parameter:

Operating procedures:

Prepolymer at 80~85ºC preheating. After vacuum degassing, mix it with melted MOCA evenly, deaeration, pouring, molding, vulcanization molding, stripping, vulcanization.

Items	MOCA Ratio (%)	Gel Time(min)	Mixing Temperature(ºC)	Post-cure time(h)
parameter	14.5	2-3	80/120	10

 

Physical Properties:

Items	Hardness(shore A)	Tensile Strength(MPa)	Tear strength(KN/m)	Rebound(%)
Properties	95	48-50	100-105	41

Our advantage

1.We've already sold over 15,000 customers
2.The annual sales volume of the company exceeds USD 4 thousand.
3.Direct distribution cooperation with BAS F,Eastman ,Covestro,Evonik,LG,Lanxess,Clariant,Allnex and other manufactures;We have reached deep cooperation with many general agents.
4.The industry we cover Coating,Easer,Adhesive,Mied plastic ,Daily chanmical ,Cosmetic ,UV,Water paint,Packing.
5.King Chemical Mall sample .the sample shop is the first in the industry to collect and sort out thousand of chemical samples, The member registers more than5000enterprise