Specifications

1.Isophthalic
2.Good water and corrosion.
3.Spray up
4.Applicable to commom cooling tower

DS-118PT to terephthalic acid type unsaturated polyester resin, pre-accelerated and  thixotropic, has a low viscosity and good wettability, good water resistance, high strength, suitable for the production of cooling towers, tanks, boats, tanks and other products.

Technical Indexes of Liquid Resin
Item	Unit	Value	Standard
Appearance		Transparent Sticky Thick Liquid	Visual
Chroma (Pt-Co)			GB7193.7
Acid Value	mgKOH/g	10-18	GB2895
Viscosity(25°c)	mPa.S	200-500	GB7193.1
Gel Time	min	20-30	GB7193.6
Non-Volatile	%	50-60	GB7193.3
Thermal Stability (80 °c )	h	≥24	GB7193 .5
Note: Gel Time is 25 °c ; in air bath, 0.75 ml MEKP solution were added into 50 g resin.

 

Performance Indexes of Resin Casting Substance
ItemItem	Unit	Value	Standard
Barcol hardness	Barcol	40	GB3854
Tensile strength	MPa	70	GB2568
Tensile modulus	GPa	2.5	GB2568
Elongation at break	%	4.0	GB2568
Flexural strength	MPa	90	GB2570
Flexural modulus	GPa	3.5	GB2570
Impact strength	KJ/m2	6.0	GB2571
H.D.T	°C	75	GB1634
Water absorption rate	%	0.17	GB1462
Note: Environmental Temperature for Experiment: 23±2 °c ; relative humidity: 50±5%

 

Packing and Storing

DS-118PT: Packed in metal pail of 220 KG net weight with shelf life of 6 months at 20°C at ventilated places; avoiding direct sunlight and heat or fire.

Note: The data were tested according to GB standard. Influenced by many factors in the process of fabrication, necessary researches by user are not exclusive. Legally, no warranties for some performances of product are applicable to one specific use, and the rights to amend the materials are reserved.