Specifications

Spectacle lens PC raw material Optical grade PC Plastic Raw Material / High transparency Light weight Polycarbonate for lenses

Spectacle lens PC raw material Optical grade PC Plastic Raw Material / High transparency Light weight Polycarbonate for lenses   

 

Properties: High transparency, high impact strength, high  mobility, good coloring property insulation resistance, chemical resistance, high abrasion resistance, high coefficient of friction, optical lighting guide grade.

 

Applications:

1. Electronics: CD tablets, switches, capacitors, telephone housings, telephone switches, signal relays and spare parts;
2. Vehicle: safety glass, etc.;
3. Industrial parts: the camera body, equipment enclosures, safety helmets, goggles, safety glasses, greenhouse glass, etc.;
4. The optical illumination: large shade, protective glass, optical instruments around the head tube, instrumentation parts, insulation products and high impact resistant transparent parts, etc.; 
5. Medical equipment: Medical cup, tube, bottle, dental equipment, medicines and surgical instruments containers.  

6. Eyeglass lenses and other lenses. 

 

International certification: IS0-9001 UL ROHS  REACH

	Guangzhou Gangyangda Plastic Co.,Ltd. Address: No. 6, No. 7 Line, Caohe Industry Zone, Panyu Dist., Guangzhou
PC-T40T property parameter table
Property item		Test condition	Test method	PC-T40T	Unit
Physical properties	Specific gravity		ASTM D792	1.2
	Water absorption rate		ASTM D570	0.15	%
	Mould contraction rate	3.2mm	ASTM D955	5-7	E-3
	Transmittance			92	%
	Melt idex		ASTM D1238	11	g/10min
Mechanical properites	Tensile strength (yield point)		ASTM D638	62	Mpa
	Tensile strength (rupture point)		ASTM D638	69	Mpa
	Tensile rate (rupture point)		ASTM D638	130	%
	Flexural yield strength		ASTM D790	96	Mpa
	Flexural modulus		ASTM D790	2343	Mpa
	Impact strength (notched)	23°C	ASTM D256	800	J/m
	Hardness	Rockwell	ASTM D785	118	R
Thermal properties	Heat deflection temperature HDT/A	0.45Mpa	ASTM D648	137	°C
	Heat deflection temperature HDT/A	1.8Mpa	ASTM D648	132	°C
	Vicat softening point		ASTM D1525	154	°C
	Linear Expansibility		E831	6.80E-05	1/°C
	UL RTI (impact)		UL746B	130	°C
	Inflaming reatarding		UL94	V2
Electrical properties	Dissipation factor	60Hz	ASTM D150	0.0009
	Dissipation factor	1MHz	ASTM D150	0.01
	Permittivity	60Hz	ASTM D150	3.17
	Permittivity	1MHz	ASTM D150	2.96
	(Ohm-cm) Volume residtivity		ASTM D257	1.0E+17	Ω-cm

 

Here are some pictures of our products:

 

 

 

 

 

 

For more information about our products and our company, please visit our website .  We have great interest in developing business with you.

Or any questions, please contact us any time. We will try our best to satisfy your requirements.

 

Should you want to get more information of our products from our side, please do feeling free to contact me. Here is my full contact information.

Mob, Line, Whatsapp: +86 -13422293314 
Skype: Clin Cen
Contact person: Clin

 

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