Product Applications

SG-5, a versatile general-purpose resin, holds a pivotal position in rigid building material applications. Its balanced formulation and wide processing window endow the final products with excellent impact resistance, weatherability, and dimensional stability. It is extensively used in construction pipe systems, door and window profiles, sheets, and corrosion-resistant industrial components, serving as a cornerstone for modern construction and infrastructure solutions.

SPECIFICATIONS

Technical Specifications

Item	Excellent Grade	Good Grade	Qualified Grade	Unit
Average Degree of Polymerization	981-1135	981-1135	981-1135	-
Viscosity	107-118	107-118	107-118	ml/g
K-value	66-68	66-68	66-68	-
Apparent Bulk Density	≥ 0.48	≥ 0.45	≥ 0.42	g/mL
Volatiles (Includes Moisture)	≤ 0.40	≤ 0.40	≤ 0.50	%
Plasticizer Absorption of 100g Resin	≥ 22	≥ 22	-	g
Residual VCM	≤ 5	≤ 5	≤ 10	µg/g
Sieve retention - 0.25mm	≤ 1.6	≤ 2.0	≤ 8.0	%
Sieve retention - 0.063mm	≥ 97	≥ 90	≥ 85	%
Fish-eye Count	≤ 10	≤ 20	≤ 60	/400cm²
Number of Impurities	≤ 16	≤ 30	≤ 60	pcs
Whiteness (160℃, 10min)	≥ 78	≥ 75	≥ 70	%