Gum Rosin Manufacturer Wholesale Price Pine Glycerol Esters Sosin

Basic Info

Model NO.	Colophony 30
CAS No.	8050-09-7
Formula	C19h29 Cooh
EINECS	231-847-6
Molecular Principal Chain	Colophony
Color	Brown
Grade	Special Grade
Type	Virgin/ Recyled
Material	Colophony Rosin, Gum Rosin
Sample	Available
MOQ	1kg
Package	25kg/Bag
Usage	General Plastics
Form	Powder/Block
Quality	Top Grade
OEM	Yes
Classification	Hot Melt
Promoter Composition	Curing Agent
Transport Package	25kg/Bag
Specification	High Purity Gum Rosin
Trademark	SINOPEC
Origin	China
HS Code	392590000
Production Capacity	5000

Product Description

1.Product Description

Rosin, also called colophony or Greek pitch (Latin: pix græca), is a solid form of resin obtained from pines and some other plants, mostly conifers, produced by heating fresh liquid resin to vaporize the volatile liquid terpene components. It is semi-transparent and varies in color from yellow to black. At room rosin temperature is brittle, but it melts at stove-top temperature.It chiefly consists of various resin acids, especially abietic acid. The term "colophony" comes from colophonia resina, Latin for "resin from Colophon," an ancient Ionic city.Multipurpose of rosin:In the production of glues,paints,vamishes,printing inks,sizing agents forpaper,rubber,adhesives,non-slipcoatings,leather,depilatory waxes.

Features
1)Good water solubility,High gloss, high hardness
2)High softening point ,Non-yellowing
3)Soluble in: , alcohol, ethyl isopropyl , normal butyl alcohol
Specification

Item	X	WW	WG	N	M	K
Appearance	Transparent Solid
Color	slightly yellow	pale yellow	yellow	deep yellow	yellow brown	yellow red
ºC≥ Softening Point (R&B),°C, min	76	76	75	75	74	74
(mg KOH/g)≥ Acid Value	166	166	165	165	164	164
%≤ Unsaponifiable	5	5	5	6	7	7
%≤ Alcohol insoluble	0.03	0.03	0.03	0.03	0.04	0.04
%≤ Ash, (%) ,max	0.02	0.02	0.03	0.03	0.04	0.04

2. Applications
1)Musical instruments:Increase the friction between the bow hair and the string
2)Electroplating industry:Used as flux in circuit board welding
3)Painting:It is one of the basic raw materials of paint
4)Paper industry:Used as papermaking glue in papermaking industry
5)Rosin soap has great detergency6)Used as hot-melt adhesive, pressure-sensitive adhesive and rubber tackifier.

3.Packing & Delivery
25kg/BagAll products are accepted OEM orders to satisfy your special request,as the packing and loading.Customized Service is available.recommend4. Factory Show
Professional technicians and strong production capacity, strong supply capacity can ensure the delivery of goods on time.5.Certification
All products have passed quality inspection, high-quality products and supreme service are our pursuit.FAQ:
Q1: Can I get samples?
A: Yes, we can supply free sample, you pay for the freight charge only.Q2: How to pay?
A: PI will be sent firstly after our aligned products specification. Payment by Paypal , T/T, Western Union,LC, are ok.
Q3:What's your delivery time?
A: Generally 7-15 days after payment for small quantity. For large quantity, the delivery time will be informed after confirm.Q4:Can I get a cheaper price if I order a large quantity?
A:If you order a large quantity, the discount would be possible based on the quantity you require.Q5: How can you guarantee the quality of your products ?1. Our staff are all experienced in Plastic Raw Material and chemical products who have related major background.2. We can assure the same specification as sample before you place commercial order.3. Third Party can inspect according to your requirement before shipping.Q6: Do you have any other plastic raw material or chemicals?
A: Yes, We can provide kinds of such as PP, PE,PVC,PET,ABS ,EVA,PC,Color Masterbatch,and Detergent Raw Materials,Pigment,Adhesive,etc...

Customized Service
All products are accepted OEM orders to satisfy your special request,as the packing and loading.Customized Service is available.

After-sale Service
We have owned a professional service team and aim to provide you a great shopping experience. If you have any problems about our products or service, please don't hesitate to contact us and we'll try our best to satify you well.If you still have questions, contact with us ~